diff --git a/packages/typespec-test/test/NetworkAnalytics.Management/tspconfig.yaml b/packages/typespec-test/test/NetworkAnalytics.Management/tspconfig.yaml
index 0ce3349959..a63848e01b 100644
--- a/packages/typespec-test/test/NetworkAnalytics.Management/tspconfig.yaml
+++ b/packages/typespec-test/test/NetworkAnalytics.Management/tspconfig.yaml
@@ -1,13 +1,13 @@
 emit: ["@azure-tools/typespec-ts"]
 options:
   "@azure-tools/typespec-ts":
-    typespecTitleMap:
+    typespec-title-map:
       NetworkAnalyticsClient: NetworkAnalyticsApi
     examples-directory: "{project-root}/spec/examples"
-    generateMetadata: true
-    generateTest: true
-    azureSdkForJs: false
-    experimentalExtensibleEnums: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts/sdk/test/arm-test"
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    azure-sdk-for-js: false
+    experimental-extensible-enums: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts/sdk/test/arm-test"
+    package-details:
       name: "@azure/arm-networkanalytics"
diff --git a/packages/typespec-test/test/ai/tspconfig.yaml b/packages/typespec-test/test/ai/tspconfig.yaml
index 8ee33bd49d..313fe2ca71 100644
--- a/packages/typespec-test/test/ai/tspconfig.yaml
+++ b/packages/typespec-test/test/ai/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    isModularLibrary: true
-    generateTest: false
-    azureSdkForJs: false
-    generateMetadata: true
-    "filter-out-core-models": false
-    packageDetails:
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    is-modular-library: true
+    generate-test: false
+    azure-sdk-for-js: false
+    generate-metadata: true
+    filter-out-core-models: false
+    package-details:
       name: "@azure/ai-client"
     flavor: azure
 linter:
diff --git a/packages/typespec-test/test/anomalyDetector/tspconfig.yaml b/packages/typespec-test/test/anomalyDetector/tspconfig.yaml
index ca7e9b1e94..66f1d247ab 100644
--- a/packages/typespec-test/test/anomalyDetector/tspconfig.yaml
+++ b/packages/typespec-test/test/anomalyDetector/tspconfig.yaml
@@ -3,14 +3,14 @@ emit:
   - "@azure-tools/typespec-autorest"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    azureSdkForJs: false
-    enableModelNamespace: true
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    azure-sdk-for-js: false
+    enable-model-namespace: true
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/ai-anomaly-detector"
       description: "A generated SDK for AnomalyDetectorRest."
       version: "1.0.0-beta.1"
   "@azure-tools/typespec-autorest":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
diff --git a/packages/typespec-test/test/authoring/tspconfig.yaml b/packages/typespec-test/test/authoring/tspconfig.yaml
index e4aade1688..71fc498a84 100644
--- a/packages/typespec-test/test/authoring/tspconfig.yaml
+++ b/packages/typespec-test/test/authoring/tspconfig.yaml
@@ -3,11 +3,11 @@ emit:
   - "@azure-tools/typespec-autorest"
 options:
   "@azure-tools/typespec-autorest":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    generateSample: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    azure-sdk-for-js: false
+    generate-sample: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/authoring"
       description: "Authoring Ledger Service"
diff --git a/packages/typespec-test/test/batch_modular/tspconfig.yaml b/packages/typespec-test/test/batch_modular/tspconfig.yaml
index cfc7b06238..d89ab0151e 100644
--- a/packages/typespec-test/test/batch_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/batch_modular/tspconfig.yaml
@@ -3,13 +3,13 @@ emit:
 options:
   "@azure-tools/typespec-ts":
     title: Batch Service
-    generateMetadata: true
-    generateTest: true
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@azure-rest/batch"
       description: "Batch Service"
-      version: "1.0.0-beta.1"
\ No newline at end of file
+      version: "1.0.0-beta.1"
diff --git a/packages/typespec-test/test/chatApi_modular/tspconfig.yaml b/packages/typespec-test/test/chatApi_modular/tspconfig.yaml
index 36f5e2f8ec..47822739f3 100644
--- a/packages/typespec-test/test/chatApi_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/chatApi_modular/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    hierarchy-client: false
+    package-details:
       name: "@azure/ai-chat-protocol"
diff --git a/packages/typespec-test/test/confidentialLedger/tspconfig.yaml b/packages/typespec-test/test/confidentialLedger/tspconfig.yaml
index bb05a7d5e5..421aed844a 100644
--- a/packages/typespec-test/test/confidentialLedger/tspconfig.yaml
+++ b/packages/typespec-test/test/confidentialLedger/tspconfig.yaml
@@ -3,12 +3,12 @@ emit:
   - "@azure-tools/typespec-autorest"
 options:
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    generateMetadata: true
-    generateTest: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    azure-sdk-for-js: false
+    generate-metadata: true
+    generate-test: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/confidential-ledger"
       description: "Confidential Ledger Service"
   "@azure-tools/typespec-autorest":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
diff --git a/packages/typespec-test/test/contentsafety_modular/tspconfig.yaml b/packages/typespec-test/test/contentsafety_modular/tspconfig.yaml
index a5626b4357..a80f0a858b 100644
--- a/packages/typespec-test/test/contentsafety_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/contentsafety_modular/tspconfig.yaml
@@ -3,13 +3,13 @@ emit:
 options:
   "@azure-tools/typespec-ts":
     title: ContentSafety Service
-    generateMetadata: true
-    generateTest: false
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@azure-rest/ai-content-safety"
       version: "1.0.0"
-      description: "ContentSafety Service"
\ No newline at end of file
+      description: "ContentSafety Service"
diff --git a/packages/typespec-test/test/contoso/tspconfig.yaml b/packages/typespec-test/test/contoso/tspconfig.yaml
index 5a5636e000..e2e77dcb69 100644
--- a/packages/typespec-test/test/contoso/tspconfig.yaml
+++ b/packages/typespec-test/test/contoso/tspconfig.yaml
@@ -3,10 +3,10 @@ emit:
   - "@azure-tools/typespec-autorest"
 options:
   "@azure-tools/typespec-autorest":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    azureSdkForJs: false
-    packageDetails:
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    azure-sdk-for-js: false
+    package-details:
       name: "@azure-rest/contosowidgetmanager-rest"
       description: "Contoso WidgetManager Service"
diff --git a/packages/typespec-test/test/customWrapper/tspconfig.yaml b/packages/typespec-test/test/customWrapper/tspconfig.yaml
index bc8ad46d9a..d3a2b278de 100644
--- a/packages/typespec-test/test/customWrapper/tspconfig.yaml
+++ b/packages/typespec-test/test/customWrapper/tspconfig.yaml
@@ -2,8 +2,8 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    azure-sdk-for-js: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/customWrapper"
       description: "Custom Wrapper Service"
diff --git a/packages/typespec-test/test/eventgrid_modular/tspconfig.yaml b/packages/typespec-test/test/eventgrid_modular/tspconfig.yaml
index da190ff6c2..eb1ab81ff8 100644
--- a/packages/typespec-test/test/eventgrid_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/eventgrid_modular/tspconfig.yaml
@@ -3,11 +3,11 @@ emit:
 options:
   "@azure-tools/typespec-ts":
     title: EventGrid Service
-    generateMetadata: true
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/eventgrid"
       description: "Azure EventGrid"
       version: "1.0.0-beta.1"
diff --git a/packages/typespec-test/test/faceai/tspconfig.yaml b/packages/typespec-test/test/faceai/tspconfig.yaml
index 21ed28820d..9f4345688f 100644
--- a/packages/typespec-test/test/faceai/tspconfig.yaml
+++ b/packages/typespec-test/test/faceai/tspconfig.yaml
@@ -2,10 +2,10 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: true
-    azureSdkForJs: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    azure-sdk-for-js: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@azure-rest/ai-face-rest"
       description: "Face API REST Client"
diff --git a/packages/typespec-test/test/healthInsights_radiologyinsights/tspconfig.yaml b/packages/typespec-test/test/healthInsights_radiologyinsights/tspconfig.yaml
index 380e8f8ad0..0a1356fc8b 100644
--- a/packages/typespec-test/test/healthInsights_radiologyinsights/tspconfig.yaml
+++ b/packages/typespec-test/test/healthInsights_radiologyinsights/tspconfig.yaml
@@ -1,11 +1,11 @@
 emit: ["@azure-tools/typespec-ts"]
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: true
-    generateSample: true
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    generate-sample: true
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@azure-rest/health-insights-radiologyinsights"
diff --git a/packages/typespec-test/test/healthInsights_trialmatcher/tspconfig.yaml b/packages/typespec-test/test/healthInsights_trialmatcher/tspconfig.yaml
index 255b73c244..0ab1076b92 100644
--- a/packages/typespec-test/test/healthInsights_trialmatcher/tspconfig.yaml
+++ b/packages/typespec-test/test/healthInsights_trialmatcher/tspconfig.yaml
@@ -21,12 +21,12 @@ options:
   #     package-name: "azure-healthinsights-clinicalmatching"
   "@azure-tools/typespec-ts":
     title: Health Insights Clinical Matching
-    generateMetadata: true
-    generateTest: true
-    generateSample: true
-    azureSdkForJs: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    generate-sample: true
+    azure-sdk-for-js: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@azure-rest/health-insights-clinicalmatching"
       description: "Azure Health Insights ClinicalMatching"
       version: "1.0.0-beta.1"
diff --git a/packages/typespec-test/test/hierarchy_generic/tspconfig.yaml b/packages/typespec-test/test/hierarchy_generic/tspconfig.yaml
index 008c5a7e19..30e16c926a 100644
--- a/packages/typespec-test/test/hierarchy_generic/tspconfig.yaml
+++ b/packages/typespec-test/test/hierarchy_generic/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/hierarchy-generic"
       description: "OpenAI"
diff --git a/packages/typespec-test/test/loadTest/tspconfig.yaml b/packages/typespec-test/test/loadTest/tspconfig.yaml
index 68e57d759e..a36604a930 100644
--- a/packages/typespec-test/test/loadTest/tspconfig.yaml
+++ b/packages/typespec-test/test/loadTest/tspconfig.yaml
@@ -17,17 +17,17 @@ options:
   #   azure-resource-provider-folder: "data-plane"
   #   examples-directory: ./examples
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
     title: Azure Load Testing
     description: Azure Load Testing Client
-    generateMetadata: true
-    generateTest: true
-    generateSample: true
-    azureSdkForJs: false
-    enableOperationGroup: true
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    generate-sample: true
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    package-details:
       name: "@azure-rest/load-testing"
       description: "This package contains Microsoft Azure LoadTestingClient client library."
       version: 1.0.1
   # "@azure-tools/typespec-autorest":
-  #   "emitter-output-dir": "{project-root}/generated/openapi"
+  #   emitter-output-dir: "{project-root}/generated/openapi"
diff --git a/packages/typespec-test/test/loadtesting_modular/tspconfig.yaml b/packages/typespec-test/test/loadtesting_modular/tspconfig.yaml
index 5fe68fa528..d850bda967 100644
--- a/packages/typespec-test/test/loadtesting_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/loadtesting_modular/tspconfig.yaml
@@ -5,15 +5,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
     title: Azure Load Testing
     description: Azure Load Testing Client
-    azureSdkForJs: false
-    enableOperationGroup: true
-    isModularLibrary: true
-    hierarchyClient: false
-    experimentalExtensibleEnums: true
-    packageDetails:
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    is-modular-library: true
+    hierarchy-client: false
+    experimental-extensible-enums: true
+    package-details:
       name: "@azure/load-testing"
       description: This package contains Microsoft Azure LoadTestingClient client library.
       version: 1.0.1
diff --git a/packages/typespec-test/test/openai/tspconfig.yaml b/packages/typespec-test/test/openai/tspconfig.yaml
index 171efab49a..5c794e38bb 100644
--- a/packages/typespec-test/test/openai/tspconfig.yaml
+++ b/packages/typespec-test/test/openai/tspconfig.yaml
@@ -3,14 +3,14 @@ emit:
   - "@azure-tools/typespec-autorest"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: true
-    generateSample: true
-    azureSdkForJs: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: true
+    generate-sample: true
+    azure-sdk-for-js: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/openai"
       description: "OpenAI Inference Service"
       version: "1.0.0-beta.1"
   "@azure-tools/typespec-autorest":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
diff --git a/packages/typespec-test/test/openai_generic/tspconfig.yaml b/packages/typespec-test/test/openai_generic/tspconfig.yaml
index eb37bf7f96..8677e7e1b0 100644
--- a/packages/typespec-test/test/openai_generic/tspconfig.yaml
+++ b/packages/typespec-test/test/openai_generic/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    ignorePropertyNameNormalize: true
-    packageDetails:
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    ignore-property-name-normalize: true
+    package-details:
       name: "@msinternal/openai-generic"
       description: "OpenAI"
diff --git a/packages/typespec-test/test/openai_modular/tspconfig.yaml b/packages/typespec-test/test/openai_modular/tspconfig.yaml
index 488242f563..9af1b3a555 100644
--- a/packages/typespec-test/test/openai_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/openai_modular/tspconfig.yaml
@@ -2,10 +2,10 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/openai_modular"
       description: "OpenAI Inference Service"
diff --git a/packages/typespec-test/test/openai_non_branded/spec/tspconfig.yaml b/packages/typespec-test/test/openai_non_branded/spec/tspconfig.yaml
index 9fc257d5fc..2226714933 100644
--- a/packages/typespec-test/test/openai_non_branded/spec/tspconfig.yaml
+++ b/packages/typespec-test/test/openai_non_branded/spec/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    isModularLibrary: true
-    generateMetadata: true
+    is-modular-library: true
+    generate-metadata: true
     branded: false
-    "emitter-output-dir": "{project-root}/../generated/typespec-ts"
-    packageDetails:
+    emitter-output-dir: "{project-root}/../generated/typespec-ts"
+    package-details:
       name: "@msinternal/openai-non-branded"
diff --git a/packages/typespec-test/test/overloads_modular/tspconfig.yaml b/packages/typespec-test/test/overloads_modular/tspconfig.yaml
index c3dc217ec5..212e9139a1 100644
--- a/packages/typespec-test/test/overloads_modular/tspconfig.yaml
+++ b/packages/typespec-test/test/overloads_modular/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/overload_modular"
       description: "Mock Service"
diff --git a/packages/typespec-test/test/parametrizedHost/tspconfig.yaml b/packages/typespec-test/test/parametrizedHost/tspconfig.yaml
index 9d9f9c184d..50508b6c8d 100644
--- a/packages/typespec-test/test/parametrizedHost/tspconfig.yaml
+++ b/packages/typespec-test/test/parametrizedHost/tspconfig.yaml
@@ -3,14 +3,14 @@ emit:
   - "@azure-tools/typespec-autorest"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/parametrized-host"
       description: "Parametrized host test"
       version: "1.0.0-beta.1"
   "@azure-tools/typespec-autorest":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
diff --git a/packages/typespec-test/test/schemaRegistry/tspconfig.yaml b/packages/typespec-test/test/schemaRegistry/tspconfig.yaml
index 8490a02485..4686168c51 100644
--- a/packages/typespec-test/test/schemaRegistry/tspconfig.yaml
+++ b/packages/typespec-test/test/schemaRegistry/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    azureSdkForJs: false
-    isModularLibrary: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    azure-sdk-for-js: false
+    is-modular-library: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/schema-registry"
       description: "Schema Registry test"
       version: "1.0.0-beta.1"
diff --git a/packages/typespec-test/test/spread/tspconfig.yaml b/packages/typespec-test/test/spread/tspconfig.yaml
index c9cc0c0058..9573bf8db9 100644
--- a/packages/typespec-test/test/spread/tspconfig.yaml
+++ b/packages/typespec-test/test/spread/tspconfig.yaml
@@ -3,12 +3,12 @@ emit:
   - "@typespec/openapi3"
 options:
   "@azure-tools/typespec-ts":
-    isModularLibrary: true
-    generateMetadata: true
-    azureSdkForJs: false
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    is-modular-library: true
+    generate-metadata: true
+    azure-sdk-for-js: false
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/spread"
   "@typespec/openapi3":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
     "file-type": "json"
diff --git a/packages/typespec-test/test/todo_non_branded/tspconfig.yaml b/packages/typespec-test/test/todo_non_branded/tspconfig.yaml
index 49a0a65de8..83e07f9b6b 100644
--- a/packages/typespec-test/test/todo_non_branded/tspconfig.yaml
+++ b/packages/typespec-test/test/todo_non_branded/tspconfig.yaml
@@ -3,12 +3,13 @@ emit:
   - "@typespec/openapi3"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    azureSdkForJs: false
-    generateSample: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    is-modular-library: true
+    generate-metadata: true
+    azure-sdk-for-js: false
+    generate-sample: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@notabrand/todo-non-branded"
   "@typespec/openapi3":
-    "emitter-output-dir": "{project-root}/generated/openapi"
+    emitter-output-dir: "{project-root}/generated/openapi"
     "file-type": "json"
diff --git a/packages/typespec-test/test/translator/tspconfig.yaml b/packages/typespec-test/test/translator/tspconfig.yaml
index 4b682a37d0..db122c3ba6 100644
--- a/packages/typespec-test/test/translator/tspconfig.yaml
+++ b/packages/typespec-test/test/translator/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    generateMetadata: true
-    generateTest: true
-    azureSdkForJs: false
-    compatibilityQueryMultiFormat: true
-    packageDetails:
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    generate-metadata: true
+    generate-test: true
+    azure-sdk-for-js: false
+    compatibility-query-multi-format: true
+    package-details:
       name: "@azure-rest/cognitiveservices-translator"
       description: "Microsoft Translator Service"
diff --git a/packages/typespec-test/test/widget_dpg/tspconfig.yaml b/packages/typespec-test/test/widget_dpg/tspconfig.yaml
index feb720aaac..00e388c631 100644
--- a/packages/typespec-test/test/widget_dpg/tspconfig.yaml
+++ b/packages/typespec-test/test/widget_dpg/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    multiClient: false
-    azureSdkForJs: false
-    isModularLibrary: true
-    generateMetadata: true
-    "emitter-output-dir": "{project-root}/generated/typespec-ts"
-    packageDetails:
+    multi-client: false
+    azure-sdk-for-js: false
+    is-modular-library: true
+    generate-metadata: true
+    emitter-output-dir: "{project-root}/generated/typespec-ts"
+    package-details:
       name: "@msinternal/widget_dpg"
       description: "Widget Service"
       version: "1.0.0-beta.1"
diff --git a/packages/typespec-ts/CONTRIBUTING.md b/packages/typespec-ts/CONTRIBUTING.md
index 81bf7815c9..d51a54c734 100644
--- a/packages/typespec-ts/CONTRIBUTING.md
+++ b/packages/typespec-ts/CONTRIBUTING.md
@@ -72,15 +72,15 @@ Whenever you work on adding a feature/fixing a bug, this would probably be your
      - "@azure-tools/typespec-ts"
    options:
      "@azure-tools/typespec-ts":
-       "emitter-output-dir": "{project-root}"
-       generateMetadata: true
-       generateTest: true
-       includeShortcuts: true
-       azureSdkForJs: false
-       addCredentials: false
-       isTypeSpecTest: true
+       emitter-output-dir: "{project-root}"
+       generate-metadata: true
+       generate-test: true
+       include-shortcuts: true
+       azure-sdk-for-js: false
+       add-credentials: false
+       is-typespec-test: true
        title: AuthApiKeyClient
-       packageDetails:
+       package-details:
          name: "@msinternal/auth-apikey"
          description: "Auth api key Test Service"
          version: "1.0.0"
diff --git a/packages/typespec-ts/README.md b/packages/typespec-ts/README.md
index 2e4daf57fc..3eef445d17 100644
--- a/packages/typespec-ts/README.md
+++ b/packages/typespec-ts/README.md
@@ -55,7 +55,7 @@ One can further configure the SDK generated, using the emitter options on `@azur
 ```yaml
 options:
   "@azure-tools/typespec-ts":
-    packageDetails:
+    package-details:
       name: "@azure-rest/confidential-ledger"
       description: "Confidential Ledger Service"
 ```
@@ -88,10 +88,10 @@ title: AnomalyDetectorRest
 
 ### typespecTitleMap (only for Modular generation)
 
-Generally the codegen will leverage the title defined in `@client` and `@service` decorator in TypeSpec to name our modular client. But if you'd like to override it you could config the `typespecTitleMap` info. The key is the client name from typespec, and the value is the client name we'd like to rename. This also support config multiple clients
+Generally the codegen will leverage the title defined in `@client` and `@service` decorator in TypeSpec to name our modular client. But if you'd like to override it you could config the `typespec-title-map` info. The key is the client name from typespec, and the value is the client name we'd like to rename. This also support config multiple clients
 
 ```yaml
-typespecTitleMap: 
+typespec-title-map: 
   AnomalyDetectorClient: AnomalyDetectorRest
   AnomalyDetectorClient2: AnomalyDetectorRest2
 ```
@@ -103,19 +103,19 @@ To indicate if the codegen needs to generate metadata files which includes `pack
 By default we'll enable the option but if you'd like to disable this feature you could set it as `false`.
 
 ```yaml
-generateMetadata: false
+generate-metadata: false
 ```
 
 ### generateTest
 
 To allow the codegen generating test sample files and updating testing configuration. And the default value is `true` and you could also turn it off as `false`.
 
-### includeShortcuts
+### "includeShortcuts"
 
 To allow the codegen generating shortcut methods in client definition. This is an experimental feature so we disable it by default. If you want to try it just turn it on.
 
 ```yaml
-includeShortcuts: true
+"include-shortcuts": true
 ```
 
 ### azureSdkForJs
@@ -139,28 +139,28 @@ To enable credential in `tspconfig.yaml` and we need to provide more details to
 
 ### credentialScopes
 
-If we enable the option `addCredentials` and specify `credentialScopes` the details we would enable the AADToken authentication.
+If we enable the option `add-credentials` and specify `credential-scopes` the details we would enable the AADToken authentication.
 
 ```yaml
-addCredentials: true
-credentialScopes: https://yourendpoint.azure.com/.default
+add-credentials: true
+credential-scopes: https://yourendpoint.azure.com/.default
 ```
 
 ### credentialKeyHeaderName
 
-If we enable the option `addCredentials` and specify `credentialKeyHeaderName` the details we would enable the AzureKey authentication.
+If we enable the option `add-credentials` and specify `credential-key-header-name` the details we would enable the AzureKey authentication.
 
 ```yaml
-addCredentials: true
-credentialKeyHeaderName: Your-Subscription-Key
+add-credentials: true
+credential-key-header-name: Your-Subscription-Key
 ```
 
 ### clearOutputFolder
 
-If we enable this option `clearOutputFolder` we would empty the whole output folder. By default we only empty the sources folder which means any metadata files will not be removed if it is at project root. This would be useful in pipeline.
+If we enable this option `clear-output-folder` we would empty the whole output folder. By default we only empty the sources folder which means any metadata files will not be removed if it is at project root. This would be useful in pipeline.
 
 ```yaml
-clearOutputFolder: true
+clear-output-folder: true
 ```
 
 ### compatibilityMode
@@ -168,7 +168,7 @@ clearOutputFolder: true
 By default, this option will be disabled. If this option is enabled, it will affect the generation of the additional property feature for the Modular client.
 
 ```yaml
-compatibilityMode: true
+compatibility-mode: true
 ```
 
 ### compatibilityQueryMultiFormat
@@ -176,7 +176,7 @@ compatibilityMode: true
 By default, this option will be disabled. If this option is enabled, we should generate the backward-compatible code for query parameter serialization for array types in RLC.
 
 ```yaml
-compatibilityQueryMultiFormat: true
+compatibility-query-multi-format: true
 ```
 
 # Contributing
diff --git a/packages/typespec-ts/src/index.ts b/packages/typespec-ts/src/index.ts
index ff266c7168..d61f75e51c 100644
--- a/packages/typespec-ts/src/index.ts
+++ b/packages/typespec-ts/src/index.ts
@@ -323,7 +323,7 @@ export async function $onEmit(context: EmitContext) {
       );
     }
     // Enable modular sample generation when explicitly set to true or MPG
-    if (emitterOptions?.generateSample === true) {
+    if (emitterOptions.generateSample === true) {
       const samples = emitSamples(dpgContext);
       // Refine the rlc sample generation logic
       // TODO: remember to remove this out when RLC is splitted from Modular
@@ -498,9 +498,11 @@ export async function createContextWithDefaultOptions(
   context: EmitContext<Record<string, any>>
 ): Promise<SdkContext> {
   const flattenUnionAsEnum =
+    context.options["experimental-extensible-enums"] === undefined &&
     context.options["experimentalExtensibleEnums"] === undefined
       ? isArm(context)
-      : context.options["experimentalExtensibleEnums"];
+      : (context.options["experimental-extensible-enums"] ??
+        context.options["experimentalExtensibleEnums"]);
   const tcgcSettings = {
     "generate-protocol-methods": true,
     "generate-convenience-methods": true,
@@ -525,7 +527,10 @@ export async function createContextWithDefaultOptions(
 
 // TODO: should be removed once tcgc issue is resolved https://github.com/Azure/typespec-azure/issues/1794
 function isArm(context: EmitContext<Record<string, any>>) {
-  const packageName = (context?.options["packageDetails"] ?? {})["name"] ?? "";
+  const packageName =
+    (context?.options["package-details"] ??
+      context?.options["packageDetails"] ??
+      {})["name"] ?? "";
   return packageName?.startsWith("@azure/arm-");
 }
 
diff --git a/packages/typespec-ts/src/lib.ts b/packages/typespec-ts/src/lib.ts
index 0e37af8cc2..57878c0025 100644
--- a/packages/typespec-ts/src/lib.ts
+++ b/packages/typespec-ts/src/lib.ts
@@ -1,7 +1,13 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-import { RLCOptions } from "@azure-tools/rlc-common";
+import {
+  PackageDetails,
+  DependencyInfo,
+  ServiceInfo,
+  PackageFlavor,
+  RLCOptions
+} from "@azure-tools/rlc-common";
 import {
   createTypeSpecLibrary,
   JSONSchemaType,
@@ -10,10 +16,60 @@ import {
 import { Options } from "prettier";
 
 export interface EmitterOptions extends RLCOptions {
+  "include-shortcuts"?: boolean;
+  "multi-client"?: boolean;
+  batch?: any[];
+  "package-details"?: PackageDetails;
+  "add-credentials"?: boolean;
+  /** Three possiblie values:
+   * - undefined, no credentialScopes and relevant settings would be generated
+   * - [], which means we would generate TokenCredential but no credentialScopes and relevant settings
+   * - ["..."], which means we would generate credentialScopes and relevant settings with the given values
+   */
+  "credential-scopes"?: string[];
+  "credential-key-header-name"?: string;
+  "custom-http-auth-header-name"?: string;
+  "custom-http-auth-shared-key-prefix"?: string;
+  /**
+   * Three possible values:
+   * - undefined, the default behavior which means we would generate metadata if the package.json file is absent
+   * - true, which means we would always generate new files or override existing files
+   * - false, which means we would not generate any files no matter there exists or not
+   */
+  "generate-metadata"?: boolean;
+  /**
+   * Three possible values:
+   * - undefined, the default behavior which means we would generate test if there is no `test` folder
+   * - true, which means we would always generate new files or override existing files
+   * - false, which means we would not generate any files no matter there exists or not
+   */
+  "generate-test"?: boolean;
+  "generate-sample"?: boolean;
+  "azure-sdk-for-js"?: boolean;
+  "azure-output-directory"?: string;
+  "is-typespec-test"?: boolean;
+  title?: string;
+  "dependency-info"?: DependencyInfo;
+  "product-doc-link"?: string;
+  "service-info"?: ServiceInfo;
+  "azure-arm"?: boolean;
+  "source-from"?: "TypeSpec" | "Swagger";
+  "is-modular-library"?: boolean;
+  "module-kind"?: "esm" | "cjs";
+  "enable-operation-group"?: boolean;
+  flavor?: PackageFlavor;
+  "enable-model-namespace"?: boolean;
+  "hierarchy-client"?: boolean;
+  "compatibility-mode"?: boolean;
+  "experimental-extensible-enums"?: boolean;
+  "clear-output-folder"?: boolean;
+  "ignore-property-name-normalize"?: boolean;
+  "compatibility-query-multi-format"?: boolean;
   branded?: boolean;
+  "typespec-title-map"?: Record<string, string>;
 }
 
-export const RLCOptionsSchema: JSONSchemaType<EmitterOptions> = {
+const _RLCOptionsSchema: JSONSchemaType<RLCOptions> = {
   type: "object",
   additionalProperties: true,
   properties: {
@@ -106,6 +162,100 @@ export const RLCOptionsSchema: JSONSchemaType<EmitterOptions> = {
   required: []
 };
 
+export const RLCOptionsSchema: JSONSchemaType<EmitterOptions> = {
+  type: "object",
+  additionalProperties: true,
+  properties: {
+    ..._RLCOptionsSchema.properties,
+    "include-shortcuts": { type: "boolean", nullable: true },
+    "multi-client": { type: "boolean", nullable: true },
+    batch: {
+      type: "array",
+      nullable: true,
+      items: {
+        type: "string"
+      }
+    },
+    "package-details": {
+      type: "object",
+      additionalProperties: true,
+      properties: {
+        name: { type: "string", nullable: false },
+        scopeName: { type: "string", nullable: true },
+        nameWithoutScope: { type: "string", nullable: true },
+        description: { type: "string", nullable: true },
+        version: { type: "string", nullable: true }
+      },
+      required: ["name"],
+      nullable: true
+    },
+    "add-credentials": { type: "boolean", nullable: true },
+    "credential-scopes": {
+      type: "array",
+      nullable: true,
+      items: { type: "string" }
+    },
+    "credential-key-header-name": { type: "string", nullable: true },
+    "custom-http-auth-header-name": { type: "string", nullable: true },
+    "custom-http-auth-shared-key-prefix": { type: "string", nullable: true },
+    "generate-metadata": { type: "boolean", nullable: true },
+    "generate-test": { type: "boolean", nullable: true },
+    "generate-sample": { type: "boolean", nullable: true },
+    "azure-sdk-for-js": { type: "boolean", nullable: true },
+    "azure-output-directory": { type: "string", nullable: true },
+    "is-typespec-test": { type: "boolean", nullable: true },
+    title: { type: "string", nullable: true },
+    "dependency-info": {
+      type: "object",
+      additionalProperties: true,
+      properties: {
+        link: { type: "string", nullable: false },
+        description: { type: "string", nullable: false }
+      },
+      required: [],
+      nullable: true
+    },
+    "product-doc-link": { type: "string", nullable: true },
+    "service-info": {
+      type: "object",
+      additionalProperties: true,
+      properties: {
+        title: { type: "string", nullable: true },
+        description: { type: "string", nullable: true }
+      },
+      nullable: true
+    },
+    "azure-arm": { type: "boolean", nullable: true },
+    "source-from": { type: "string", nullable: true },
+    "is-modular-library": { type: "boolean", nullable: true, default: false },
+    "enable-operation-group": { type: "boolean", nullable: true },
+    "enable-model-namespace": { type: "boolean", nullable: true },
+    "hierarchy-client": { type: "boolean", nullable: true },
+    branded: { type: "boolean", nullable: true },
+    flavor: { type: "string", nullable: true },
+    "module-kind": {
+      type: "string",
+      nullable: true,
+      enum: ["esm", "cjs"],
+      default: "esm"
+    },
+    "compatibility-mode": { type: "boolean", nullable: true },
+    "experimental-extensible-enums": { type: "boolean", nullable: true },
+    "clear-output-folder": { type: "boolean", nullable: true },
+    "ignore-property-name-normalize": { type: "boolean", nullable: true },
+    "compatibility-query-multi-format": { type: "boolean", nullable: true },
+    "typespec-title-map": {
+      type: "object",
+      additionalProperties: {
+        type: "string"
+      },
+      required: [],
+      nullable: true
+    }
+  },
+  required: []
+};
+
 const libDef = {
   name: "@azure-tools/typespec-ts",
   diagnostics: {
@@ -229,6 +379,12 @@ const libDef = {
         default: paramMessage`Please note the decimal type will be converted to number. If you strongly care about precision you can use @encode to encode it as a string for the property - ${"propertyName"}.`
       }
     },
+    "use-kebab-case-option": {
+      severity: "warning",
+      messages: {
+        default: paramMessage`The option - ${"camelCaseOption"} is deprecated and please use this kebab-case one - ${"kebabCaseOption"}.`
+      }
+    },
     "unable-serialized-type": {
       severity: "warning",
       messages: {
diff --git a/packages/typespec-ts/src/transform/transfromRLCOptions.ts b/packages/typespec-ts/src/transform/transfromRLCOptions.ts
index fa92720b96..e913b09d3b 100644
--- a/packages/typespec-ts/src/transform/transfromRLCOptions.ts
+++ b/packages/typespec-ts/src/transform/transfromRLCOptions.ts
@@ -22,6 +22,7 @@ import { getDefaultService } from "../utils/modelUtils.js";
 import { detectModelConflicts } from "../utils/namespaceUtils.js";
 import { getOperationName } from "../utils/operationUtil.js";
 import { getSupportedHttpAuth } from "../utils/credentialUtils.js";
+import _ from "lodash";
 
 export function transformRLCOptions(
   emitterOptions: EmitterOptions,
@@ -35,40 +36,215 @@ export function transformRLCOptions(
   );
   if (
     !isAzurePackage({ options }) &&
+    emitterOptions["is-modular-library"] !== false &&
     emitterOptions.isModularLibrary !== false
   ) {
     options.isModularLibrary = true;
   }
-  if (dpgContext.arm && emitterOptions.isModularLibrary !== false) {
+  if (
+    dpgContext.arm &&
+    emitterOptions["is-modular-library"] !== false &&
+    emitterOptions.isModularLibrary !== false
+  ) {
     options.isModularLibrary = true;
   }
   const batch = getRLCClients(dpgContext);
   options.batch = batch;
   return options;
 }
-
+function reportAllCamelOptionDiagnostics(
+  program: Program,
+  emitterOptions: EmitterOptions
+) {
+  if (emitterOptions.includeShortcuts !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "include-shortcuts",
+      camelCaseOption: "includeShortcuts"
+    });
+  }
+  if (emitterOptions.packageDetails !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "package-details",
+      camelCaseOption: "packageDetails"
+    });
+  }
+  if (emitterOptions.moduleKind !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "module-kind",
+      camelCaseOption: "moduleKind"
+    });
+  }
+  if (emitterOptions.azureSdkForJs !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "azure-sdk-for-js",
+      camelCaseOption: "azureSdkForJs"
+    });
+  }
+  if (emitterOptions.generateMetadata !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "generate-metadata",
+      camelCaseOption: "generateMetadata"
+    });
+  }
+  if (emitterOptions.generateTest !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "generate-test",
+      camelCaseOption: "generateTest"
+    });
+  }
+  if (emitterOptions.generateSample !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "generate-sample",
+      camelCaseOption: "generateSample"
+    });
+  }
+  if (emitterOptions.addCredentials !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "add-credentials",
+      camelCaseOption: "addCredentials"
+    });
+  }
+  if (emitterOptions.credentialScopes !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "credential-scopes",
+      camelCaseOption: "credentialScopes"
+    });
+  }
+  if (emitterOptions.credentialKeyHeaderName !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "credential-key-header-name",
+      camelCaseOption: "credentialKeyHeaderName"
+    });
+  }
+  if (emitterOptions.customHttpAuthHeaderName !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "custom-http-auth-header-name",
+      camelCaseOption: "customHttpAuthHeaderName"
+    });
+  }
+  if (emitterOptions.customHttpAuthSharedKeyPrefix !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "custom-http-auth-shared-key-prefix",
+      camelCaseOption: "customHttpAuthSharedKeyPrefix"
+    });
+  }
+  if (emitterOptions.enableOperationGroup !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "enable-operation-group",
+      camelCaseOption: "enableOperationGroup"
+    });
+  }
+  if (emitterOptions.enableModelNamespace !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "enable-model-namespace",
+      camelCaseOption: "enableModelNamespace"
+    });
+  }
+  if (emitterOptions.hierarchyClient !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "hierarchy-client",
+      camelCaseOption: "hierarchyClient"
+    });
+  }
+  if (emitterOptions.clearOutputFolder !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "clear-output-folder",
+      camelCaseOption: "clearOutputFolder"
+    });
+  }
+  if (emitterOptions.multiClient !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "multi-client",
+      camelCaseOption: "multiClient"
+    });
+  }
+  if (emitterOptions.isTypeSpecTest !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "is-typespec-test",
+      camelCaseOption: "isTypeSpecTest"
+    });
+  }
+  if (emitterOptions.dependencyInfo !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "dependency-info",
+      camelCaseOption: "dependencyInfo"
+    });
+  }
+  if (emitterOptions.productDocLink !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "product-doc-link",
+      camelCaseOption: "productDocLink"
+    });
+  }
+  if (emitterOptions.isModularLibrary !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "is-modular-library",
+      camelCaseOption: "isModularLibrary"
+    });
+  }
+  if (emitterOptions.compatibilityMode !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "compatibility-mode",
+      camelCaseOption: "compatibilityMode"
+    });
+  }
+  if (emitterOptions.experimentalExtensibleEnums !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "experimental-extensible-enums",
+      camelCaseOption: "experimentalExtensibleEnums"
+    });
+  }
+  if (emitterOptions.ignorePropertyNameNormalize !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "ignore-property-name-normalize",
+      camelCaseOption: "ignorePropertyNameNormalize"
+    });
+  }
+  if (emitterOptions.compatibilityQueryMultiFormat !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "compatibility-query-multi-format",
+      camelCaseOption: "compatibilityQueryMultiFormat"
+    });
+  }
+  if (emitterOptions.typespecTitleMap !== undefined) {
+    reportCamelOptionDiagnostic(program, {
+      kebabCaseOption: "typespec-title-map",
+      camelCaseOption: "typespecTitleMap"
+    });
+  }
+}
+export function reportCamelOptionDiagnostic(
+  program: Program,
+  caseOption: {
+    kebabCaseOption: string;
+    camelCaseOption: string;
+  }
+) {
+  reportDiagnostic(program, {
+    code: "use-kebab-case-option",
+    format: {
+      kebabCaseOption: caseOption.kebabCaseOption,
+      camelCaseOption: caseOption.camelCaseOption
+    },
+    target: NoTarget
+  });
+}
 function extractRLCOptions(
   dpgContext: SdkContext,
   emitterOptions: EmitterOptions,
   generationRootDir: string
 ): RLCOptions {
   const program = dpgContext.program;
+  reportAllCamelOptionDiagnostics(program, emitterOptions);
   const includeShortcuts = getIncludeShortcuts(emitterOptions);
   const packageDetails = getPackageDetails(program, emitterOptions);
   const flavor = getFlavor(emitterOptions, packageDetails);
   const moduleKind = getModuleKind(emitterOptions);
   const serviceInfo = getServiceInfo(program);
   const azureSdkForJs = getAzureSdkForJs(emitterOptions);
-  const generateMetadata: undefined | boolean =
-    getGenerateMetadata(emitterOptions);
-  const generateTest: undefined | boolean = getGenerateTest(
-    emitterOptions,
-    flavor
-  );
-  const generateSample: undefined | boolean = getGenerateSample(
-    dpgContext,
-    emitterOptions
-  );
+  const generateMetadata = getGenerateMetadata(emitterOptions);
+  const generateTest = getGenerateTest(emitterOptions, flavor);
+  const generateSample = getGenerateSample(dpgContext, emitterOptions);
   const credentialInfo = getCredentialInfo(program, emitterOptions);
   const azureOutputDirectory = getAzureOutputDirectory(generationRootDir);
   const enableOperationGroup = getEnableOperationGroup(
@@ -81,8 +257,32 @@ function extractRLCOptions(
   );
   const hierarchyClient = getHierarchyClient(emitterOptions);
   const clearOutputFolder = getClearOutputFolder(emitterOptions);
+  const multiClient =
+    emitterOptions["multi-client"] ?? emitterOptions.multiClient;
+  const isTypeSpecTest =
+    emitterOptions["is-typespec-test"] ?? emitterOptions.isTypeSpecTest;
+  const title = emitterOptions.title;
+  const dependencyInfo =
+    emitterOptions["dependency-info"] ?? emitterOptions.dependencyInfo;
+  const productDocLink =
+    emitterOptions["product-doc-link"] ?? emitterOptions.productDocLink;
+  const isModularLibrary =
+    emitterOptions["is-modular-library"] ?? emitterOptions.isModularLibrary;
+  const compatibilityMode =
+    emitterOptions["compatibility-mode"] ?? emitterOptions.compatibilityMode;
+  const experimentalExtensibleEnums =
+    emitterOptions["experimental-extensible-enums"] ??
+    emitterOptions.experimentalExtensibleEnums;
+  const ignorePropertyNameNormalize =
+    emitterOptions["ignore-property-name-normalize"] ??
+    emitterOptions.ignorePropertyNameNormalize;
+  const compatibilityQueryMultiFormat =
+    emitterOptions["compatibility-query-multi-format"] ??
+    emitterOptions.compatibilityQueryMultiFormat;
+  const typespecTitleMap =
+    emitterOptions["typespec-title-map"] ?? emitterOptions.typespecTitleMap;
+
   return {
-    ...emitterOptions,
     ...credentialInfo,
     flavor,
     moduleKind,
@@ -99,7 +299,18 @@ function extractRLCOptions(
     enableModelNamespace,
     hierarchyClient,
     azureArm: dpgContext.arm,
-    clearOutputFolder
+    clearOutputFolder,
+    multiClient,
+    isTypeSpecTest,
+    title,
+    dependencyInfo,
+    productDocLink,
+    isModularLibrary,
+    compatibilityMode,
+    experimentalExtensibleEnums,
+    ignorePropertyNameNormalize,
+    compatibilityQueryMultiFormat,
+    typespecTitleMap
   };
 }
 
@@ -174,6 +385,12 @@ function getEnableOperationGroup(
   dpgContext: SdkContext,
   emitterOptions: EmitterOptions
 ) {
+  if (
+    emitterOptions["enable-operation-group"] === true ||
+    emitterOptions["enable-operation-group"] === false
+  ) {
+    return emitterOptions["enable-operation-group"];
+  }
   if (
     emitterOptions.enableOperationGroup === true ||
     emitterOptions.enableOperationGroup === false
@@ -188,6 +405,12 @@ function getEnableModelNamespace(
   dpgContext: SdkContext,
   emitterOptions: EmitterOptions
 ) {
+  if (
+    emitterOptions["enable-model-namespace"] === true ||
+    emitterOptions["enable-model-namespace"] === false
+  ) {
+    return emitterOptions["enable-model-namespace"];
+  }
   if (
     emitterOptions.enableModelNamespace === true ||
     emitterOptions.enableModelNamespace === false
@@ -199,6 +422,12 @@ function getEnableModelNamespace(
 }
 
 function getHierarchyClient(emitterOptions: EmitterOptions) {
+  if (
+    emitterOptions["hierarchy-client"] === true ||
+    emitterOptions["hierarchy-client"] === false
+  ) {
+    return emitterOptions["hierarchy-client"];
+  }
   if (
     emitterOptions.hierarchyClient === true ||
     emitterOptions.hierarchyClient === false
@@ -210,7 +439,10 @@ function getHierarchyClient(emitterOptions: EmitterOptions) {
 }
 
 function getClearOutputFolder(emitterOptions: EmitterOptions) {
-  if (emitterOptions.clearOutputFolder === true) {
+  if (
+    emitterOptions["clear-output-folder"] === true ||
+    emitterOptions.clearOutputFolder === true
+  ) {
     return true;
   }
   return false;
@@ -254,11 +486,14 @@ function detectIfNameConflicts(dpgContext: SdkContext) {
 }
 
 function getIncludeShortcuts(emitterOptions: EmitterOptions) {
-  return Boolean(emitterOptions.includeShortcuts);
+  return (
+    Boolean(emitterOptions["include-shortcuts"]) ||
+    Boolean(emitterOptions.includeShortcuts)
+  );
 }
 
 function getModuleKind(emitterOptions: EmitterOptions) {
-  return emitterOptions.moduleKind ?? "esm";
+  return emitterOptions["module-kind"] ?? emitterOptions.moduleKind ?? "esm";
 }
 
 function getFlavor(
@@ -290,11 +525,43 @@ function getFlavor(
     return undefined;
   }
 }
-
-function getPackageDetails(
+function buildPackageDetails(
+  program: Program,
+  emitterOptions: EmitterOptions
+): PackageDetails {
+  const defaultDetail = {
+    name: "@msinternal/unamedpackage",
+    nameWithoutScope: "unamedpackage",
+    version: "1.0.0-beta.1"
+  };
+  const packageDetails: PackageDetails = {
+    ...emitterOptions["package-details"],
+    name:
+      emitterOptions["package-details"]?.name ??
+      normalizeName(
+        emitterOptions?.title ?? getDefaultService(program)?.title ?? "",
+        NameType.Class
+      ),
+    version: emitterOptions["package-details"]?.version ?? "1.0.0-beta.1"
+  };
+  if (emitterOptions["package-details"]?.name) {
+    const nameParts = emitterOptions["package-details"]?.name.split("/");
+    if (nameParts.length === 2) {
+      packageDetails.nameWithoutScope = nameParts[1];
+      packageDetails.scopeName = nameParts[0]?.replace("@", "");
+    }
+  }
+  return packageDetails ?? defaultDetail;
+}
+function _buildPackageDetails(
   program: Program,
   emitterOptions: EmitterOptions
 ): PackageDetails {
+  const defaultDetail = {
+    name: "@msinternal/unamedpackage",
+    nameWithoutScope: "unamedpackage",
+    version: "1.0.0-beta.1"
+  };
   const packageDetails: PackageDetails = {
     ...emitterOptions.packageDetails,
     name:
@@ -312,13 +579,16 @@ function getPackageDetails(
       packageDetails.scopeName = nameParts[0]?.replace("@", "");
     }
   }
-  return (
-    packageDetails ?? {
-      name: "@msinternal/unamedpackage",
-      nameWithoutScope: "unamedpackage",
-      version: "1.0.0-beta.1"
-    }
-  );
+  return packageDetails ?? defaultDetail;
+}
+function getPackageDetails(
+  program: Program,
+  emitterOptions: EmitterOptions
+): PackageDetails {
+  if (emitterOptions["package-details"] !== undefined) {
+    return buildPackageDetails(program, emitterOptions);
+  }
+  return _buildPackageDetails(program, emitterOptions);
 }
 
 function getServiceInfo(program: Program): ServiceInfo {
@@ -332,20 +602,28 @@ function getServiceInfo(program: Program): ServiceInfo {
 function getAzureSdkForJs(emitterOptions: EmitterOptions) {
   return emitterOptions.flavor !== "azure"
     ? false
-    : emitterOptions.azureSdkForJs === undefined ||
-        emitterOptions.azureSdkForJs === null
+    : (emitterOptions["azure-sdk-for-js"] === undefined ||
+          emitterOptions["azure-sdk-for-js"] === null) &&
+        (emitterOptions.azureSdkForJs === undefined ||
+          emitterOptions.azureSdkForJs === null)
       ? true
-      : Boolean(emitterOptions.azureSdkForJs);
+      : Boolean(emitterOptions["azure-sdk-for-js"]) ||
+        Boolean(emitterOptions.azureSdkForJs);
 }
 
 function getGenerateMetadata(emitterOptions: EmitterOptions) {
   if (
-    emitterOptions.generateMetadata === undefined ||
-    emitterOptions.generateMetadata === null
+    (emitterOptions["generate-metadata"] === undefined ||
+      emitterOptions["generate-metadata"] === null) &&
+    (emitterOptions.generateMetadata === undefined ||
+      emitterOptions.generateMetadata === null)
   ) {
     return undefined;
   }
-  return Boolean(emitterOptions.generateMetadata);
+  return (
+    Boolean(emitterOptions["generate-metadata"]) ||
+    Boolean(emitterOptions.generateMetadata)
+  );
 }
 
 /**
@@ -356,18 +634,25 @@ function getGenerateMetadata(emitterOptions: EmitterOptions) {
 function getGenerateTest(emitterOptions: EmitterOptions, flavor?: "azure") {
   if (
     flavor !== "azure" &&
+    (emitterOptions["generate-test"] === undefined ||
+      emitterOptions["generate-test"] === null) &&
     (emitterOptions.generateTest === undefined ||
       emitterOptions.generateTest === null)
   ) {
     return undefined;
   } else if (
     flavor === "azure" &&
+    (emitterOptions["generate-test"] === undefined ||
+      emitterOptions["generate-test"] === null) &&
     (emitterOptions.generateTest === undefined ||
       emitterOptions.generateTest === null)
   ) {
     return true;
   }
-  return Boolean(emitterOptions.generateTest);
+  return (
+    Boolean(emitterOptions["generate-test"]) ||
+    Boolean(emitterOptions.generateTest)
+  );
 }
 
 /**
@@ -383,12 +668,17 @@ function getGenerateSample(
     return true;
   }
   if (
-    emitterOptions.generateSample === undefined ||
-    emitterOptions.generateSample === null
+    (emitterOptions["generate-sample"] === undefined ||
+      emitterOptions["generate-sample"] === null) &&
+    (emitterOptions.generateSample === undefined ||
+      emitterOptions.generateSample === null)
   ) {
     return undefined;
   }
-  return Boolean(emitterOptions.generateSample);
+  return (
+    Boolean(emitterOptions["generate-sample"]) ||
+    Boolean(emitterOptions.generateSample)
+  );
 }
 
 export function getCredentialInfo(
@@ -397,27 +687,32 @@ export function getCredentialInfo(
 ) {
   const securityInfo = processAuth(program);
   const addCredentials =
+    emitterOptions["add-credentials"] === false ||
     emitterOptions.addCredentials === false
       ? false
       : securityInfo
         ? securityInfo.addCredentials
-        : emitterOptions.addCredentials;
+        : (emitterOptions["add-credentials"] ?? emitterOptions.addCredentials);
   const credentialScopes =
     securityInfo && securityInfo.credentialScopes
       ? securityInfo.credentialScopes
-      : emitterOptions.credentialScopes;
+      : (emitterOptions["credential-scopes"] ??
+        emitterOptions.credentialScopes);
   const credentialKeyHeaderName =
     securityInfo && securityInfo.credentialKeyHeaderName
       ? securityInfo.credentialKeyHeaderName
-      : emitterOptions.credentialKeyHeaderName;
+      : (emitterOptions["credential-key-header-name"] ??
+        emitterOptions.credentialKeyHeaderName);
   const customHttpAuthHeaderName =
     securityInfo && securityInfo.customHttpAuthHeaderName
       ? securityInfo.customHttpAuthHeaderName
-      : emitterOptions.customHttpAuthHeaderName;
+      : (emitterOptions["custom-http-auth-header-name"] ??
+        emitterOptions.customHttpAuthHeaderName);
   const customHttpAuthSharedKeyPrefix =
     securityInfo && securityInfo.customHttpAuthSharedKeyPrefix
       ? securityInfo.customHttpAuthSharedKeyPrefix
-      : emitterOptions.customHttpAuthSharedKeyPrefix;
+      : (emitterOptions["custom-http-auth-shared-key-prefix"] ??
+        emitterOptions.customHttpAuthSharedKeyPrefix);
   return {
     addCredentials,
     credentialScopes,
diff --git a/packages/typespec-ts/test/azureIntegration/generated/authentication/api-key/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/authentication/api-key/tspconfig.yaml
index 751998e03c..40ff4aa7df 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/authentication/api-key/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/authentication/api-key/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
+    emitter-output-dir: "{project-root}"
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AuthApiKeyClient
-    packageDetails:
+    package-details:
       name: "@msinternal/auth-apikey"
       description: "Auth api key Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/authentication/http/custom/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/authentication/http/custom/tspconfig.yaml
index 9c9ac79eb8..5350103d47 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/authentication/http/custom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/authentication/http/custom/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
+    emitter-output-dir: "{project-root}"
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AuthHttpCustomClient
-    packageDetails:
+    package-details:
       name: "@msinternal/auth-httpcustom"
       description: "Auth Http Custom Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/authentication/oauth2/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/authentication/oauth2/tspconfig.yaml
index 31deae6f5a..01685f5fe7 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/authentication/oauth2/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/authentication/oauth2/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: true
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AuthOauth2Client
-    packageDetails:
+    package-details:
       name: "@msinternal/auth-oauth2"
       description: "Auth oauth2 Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/authentication/union/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/authentication/union/tspconfig.yaml
index 3181f34237..53151846ae 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/authentication/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/authentication/union/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: true
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AuthUnionClient
-    packageDetails:
+    package-details:
       name: "@msinternal/auth-union"
       description: "Auth Union Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/access/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/access/tspconfig.yaml
index f43f02c3c8..c431a367a3 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/access/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/access/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
+    package-details:
       name: "@msinternal/clientGeneratorCore-access"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml
index ef941f17f3..a6f2a162a7 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/flatten-property"
       description: "Flatten property Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml
index ed69b3b406..d72c3652d0 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
+    package-details:
       name: "@msinternal/clientGeneratorCore-usage"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/basic/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/basic/tspconfig.yaml
index d5089fe780..df8751ecf2 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/basic/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: AzureCoreClient
-    packageDetails:
+    package-details:
       name: "@msinternal/azurecore"
       description: "AzureCore Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/rpc/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/rpc/tspconfig.yaml
index 822fa13344..a835ab6c75 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/rpc/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/rpc/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/lro-rpc"
       description: "LRO RPC Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/standard/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/standard/tspconfig.yaml
index 6e179e9786..3a16f56326 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/standard/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/lro/standard/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/lro-core"
       description: "LRO Core Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/model/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/model/tspconfig.yaml
index 4a17707985..657cf0c057 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/model/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/model/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AzureCoreModelClient
-    packageDetails:
+    package-details:
       name: "@msinternal/azurecoreModel"
       description: "AzureCoreModel Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/page/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/page/tspconfig.yaml
index cd1b461cdb..ba95b58035 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/page/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/page/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AzureCorePageClient
-    packageDetails:
+    package-details:
       name: "@msinternal/azurecorePage"
       description: "AzureCorePage Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/scalar/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/scalar/tspconfig.yaml
index 5eb4368fb1..29be0995f8 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/scalar/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/scalar/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AzureCoreScalarClient
-    packageDetails:
+    package-details:
       name: "@msinternal/azurecorescalar"
       description: "AzureCoreScalar Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/core/traits/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/core/traits/tspconfig.yaml
index dbd625d753..f8c43459c6 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/core/traits/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/core/traits/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: AzureCoreTraitsClient
-    packageDetails:
+    package-details:
       name: "@msinternal/azurecoretraits"
       description: "AzureCoreTraits Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/example/basic/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/example/basic/tspconfig.yaml
index 458c140d3d..62825130be 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/example/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/example/basic/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    isModularLibrary: false
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    is-modular-library: false
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/azure-example-basic"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/payload/pageable/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/payload/pageable/tspconfig.yaml
index 2d95aabd88..e192f61262 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/payload/pageable/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/payload/pageable/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    isModularLibrary: false
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    is-modular-library: false
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/azure-payload-pageable"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml
index d1f467a6b4..a4b22e8e28 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
-    isModularLibrary: false
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
+    is-modular-library: false
     title: Azure Arm models CommonTypes ManagedIdentity
-    packageDetails:
+    package-details:
       name: "@azure/arm-managedIdentity"
       description: "AzureArm models CommonTypes ManagedIdentity Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/resources/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/resources/tspconfig.yaml
index b4f8203826..6781a57546 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/resources/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/resource-manager/resources/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
-    isModularLibrary: false
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
+    is-modular-library: false
     title: AzureArmResourceClient
-    packageDetails:
+    package-details:
       name: "@azure/arm-resources"
       description: "AzureArm Resource Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml
index fe9698ae54..e9ca46d19b 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
-      name: "@msinternal/client-request-id"
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
+      name: "@msinternal/media-types"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/client/naming/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/client/naming/tspconfig.yaml
index 4f504f1c40..bf36545a6e 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/client/naming/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/client/naming/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/client-naming"
       description: "Client Naming Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/client/structure/client-operation-group/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/client/structure/client-operation-group/tspconfig.yaml
index 7162d15e3a..6113c72e99 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/client/structure/client-operation-group/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/client/structure/client-operation-group/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/client-operation-group"
       description: "Client Structure operationGroupOperaiton Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/client/structure/default/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/client/structure/default/tspconfig.yaml
index dc5bd2834d..8506dedfb9 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/client/structure/default/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/client/structure/default/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/client-structure-default"
       description: "Client Structure Default Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/client/structure/multi-client/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/client/structure/multi-client/tspconfig.yaml
index eebc9d40ee..f2b0bc4fd3 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/client/structure/multi-client/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/client/structure/multi-client/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/client-structure-multiclient"
       description: "Client Structure MultiClient Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/client/structure/renamed-operation/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/client/structure/renamed-operation/tspconfig.yaml
index 32cd7bafe0..8b92fd5a49 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/client/structure/renamed-operation/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/client/structure/renamed-operation/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/client-structure-renamed"
       description: "Client Structure RenamedOperaiton Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/client/structure/two-operation-group/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/client/structure/two-operation-group/tspconfig.yaml
index db69752f4e..d3584f94f3 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/client/structure/two-operation-group/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/client/structure/two-operation-group/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/client-structure-twoopgroup"
       description: "Client Structure TwoOperationGroup Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/encode/bytes/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/encode/bytes/tspconfig.yaml
index 19c33e15ef..ae31d01080 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/encode/bytes/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/encode/bytes/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/encode-bytes"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/encode/datetime/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/encode/datetime/tspconfig.yaml
index 1ec854abd8..7ad23ecd3d 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/encode/datetime/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/encode/datetime/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/encode-datetime"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/encode/duration/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/encode/duration/tspconfig.yaml
index 12c5003e7f..d0730189bf 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/encode/duration/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/encode/duration/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/encode-duration"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/encode/numeric/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/encode/numeric/tspconfig.yaml
index ba9e7ad72c..ce848cab24 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/encode/numeric/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/encode/numeric/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/encode-numeric"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/media-types/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/media-types/tspconfig.yaml
index d09abeaf25..c5fb7f3e91 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/media-types/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/media-types/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: MediaTypesClient
-    packageDetails:
+    package-details:
       name: "@msinternal/media-types"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/overload/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/overload/tspconfig.yaml
index f255e019cc..598b04a51e 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/overload/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/overload/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/media-types"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/parameters/basic/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/parameters/basic/tspconfig.yaml
index dfdf28a1b6..18601b0fa7 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/parameters/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/parameters/basic/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/parameterBasic"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/parameters/body-optionality/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/parameters/body-optionality/tspconfig.yaml
index 5c279cf112..dc73e1c060 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/parameters/body-optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/parameters/body-optionality/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/collectionFormat"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/parameters/collection-format/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/parameters/collection-format/tspconfig.yaml
index 7cf447a034..a2bf4ddcc4 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/parameters/collection-format/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/parameters/collection-format/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    enableOperationGroup: true
-    compatibilityQueryMultiFormat: true
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    compatibility-query-multi-format: true
+    is-typespec-test: true
     title: CollectionFormatClient
-    packageDetails:
+    package-details:
       name: "@msinternal/collectionFormat"
       description: "CollectionFormat Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/parameters/spread/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/parameters/spread/tspconfig.yaml
index 479e735c31..727597b6ad 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/parameters/spread/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/parameters/spread/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/parameterSpread"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/payload/content-negotiation/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/payload/content-negotiation/tspconfig.yaml
index a3a0677e3d..06fbbc819c 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/payload/content-negotiation/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/payload/content-negotiation/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/payload-content-negotiation"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/payload/media-type/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/payload/media-type/tspconfig.yaml
index 3dbc551fe2..3a20e38b4e 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/payload/media-type/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/payload/media-type/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/payload-media-type"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/payload/multipart/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/payload/multipart/tspconfig.yaml
index 8b176d238b..a4ef1edb97 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/payload/multipart/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/payload/multipart/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/payload-multipart"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/payload/pageable/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/payload/pageable/tspconfig.yaml
index 45db92a72a..90b8f04a43 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/payload/pageable/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/payload/pageable/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    "enable-operation-group": true
+    package-details:
       name: "@msinternal/payload-pageable"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml
index 0880f8e183..e00563a876 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: ServiceDrivenNewClient
-    packageDetails:
+    package-details:
       name: "@msinternal/srv-driven-main"
       description: "Srv Driven Main Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml
index e36ae230b6..b2cb143919 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: ServiceDrivenOldClient
-    packageDetails:
+    package-details:
       name: "@msinternal/srv-driven-old"
       description: "Srv Driven Old Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/routes/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/routes/tspconfig.yaml
index 4a4baca6c8..1fcf27ef57 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/routes/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/routes/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: RoutesClient
-    packageDetails:
+    package-details:
       name: "@msinternal/routes"
       description: "Routes Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/serialization/encoded-name/json/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
index 22393ce373..1cd5aef480 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: SerializationEncodedNameJsonClient
-    enableOperationGroup: true
-    packageDetails:
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/serialization-encoded-name-json"
       description: "Serialization Encoded Name Json Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/server/endpoint/not-defined/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
index 9a2f805705..a038f52c27 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: NotDefinedParamInServerEndpointClient
-    packageDetails:
+    package-details:
       name: "@msinternal/notdefinedparam"
       description: "NotDefinedParameter Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/server/path/multiple/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/server/path/multiple/tspconfig.yaml
index 97c3d19888..852062770d 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/server/path/multiple/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/server/path/multiple/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: MultipleParamInServerPathClient
-    packageDetails:
+    package-details:
       name: "@msinternal/multipleparam"
       description: "MultipleParameter Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/server/path/single/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/server/path/single/tspconfig.yaml
index 770600e818..329db635ea 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/server/path/single/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/server/path/single/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: SingleParamInServerPathClient
-    packageDetails:
+    package-details:
       name: "@msinternal/singleparam"
       description: "SingleParameter Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/server/versions/not-versioned/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/server/versions/not-versioned/tspconfig.yaml
index 319d46c4d6..8b7aa284a1 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/server/versions/not-versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/server/versions/not-versioned/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: NotVersionedParamInServerVersionsClient
-    packageDetails:
+    package-details:
       name: "@msinternal/not-versioned"
       description: "Not-versioned Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/server/versions/versioned/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/server/versions/versioned/tspconfig.yaml
index c300d625bf..c9b077df32 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/server/versions/versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/server/versions/versioned/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersionedParamInServerVersionsClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioned"
       description: "Versioned Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/shared-route/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/shared-route/tspconfig.yaml
index f255e019cc..598b04a51e 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/shared-route/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/shared-route/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/media-types"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/special-headers/repeatability/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/special-headers/repeatability/tspconfig.yaml
index 80b27a89b6..8001ce939d 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/special-headers/repeatability/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/special-headers/repeatability/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
-      name: "@msinternal/repeatable-header"
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
+      name: "@msinternal/client-request-id"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/special-words/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/special-words/tspconfig.yaml
index 20f8c0781c..d0495977aa 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/special-words/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/special-words/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
     title: SpecialWordsClient
-    packageDetails:
+    package-details:
       name: "@msinternal/special-words"
       description: "Special Words Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/array/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/array/tspconfig.yaml
index 591523964a..b6ebf63ed4 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/array/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/array/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: ArrayItemTypesClient
-    enableOperationGroup: true
-    packageDetails:
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/array-itemtypes"
       description: "Array item-types Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/dictionary/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/dictionary/tspconfig.yaml
index a4b6537037..2cfd8e64a9 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/dictionary/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/dictionary/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: DictClient
-    enableOperationGroup: true
-    packageDetails:
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/dictionary"
       description: "Dictionary Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/enum/extensible/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/enum/extensible/tspconfig.yaml
index 5d03d0c7b2..b89ead32a2 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/enum/extensible/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/enum/extensible/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/extensible-enums"
       description: "Extensible Enums Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/enum/fixed/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/enum/fixed/tspconfig.yaml
index c706b7105a..6952448b8c 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/enum/fixed/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/enum/fixed/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/extensible-fixed"
       description: "Fixed Enums Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/empty/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/empty/tspconfig.yaml
index be7d32c334..f189779d5e 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/empty/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/empty/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/empty-model"
       description: "Empty model Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
index b26f26883a..b7c5f172fa 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/model-inheritance-enum-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
index cb969320a8..86a569b5b6 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/model-inheritance"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
index 1e5698963b..9255f34c85 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/model-inheritance-not-discriminated"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
index e43ba65e21..d3a25ceae7 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/inheritance-recursive"
       description: "recursive Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
index 1f02ab28d6..401c165a43 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/model-inheritance-single-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/usage/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/usage/tspconfig.yaml
index 67ac049162..05a6335b60 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/usage/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/usage/tspconfig.yaml
@@ -2,13 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    isModularLibrary: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    flavor: azure
+    is-typespec-test: true
+    is-modular-library: false
+    package-details:
       name: "@msinternal/usage"
       description: "Usage Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/model/visibility/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/model/visibility/tspconfig.yaml
index 67ad2f03ca..7e4c146a62 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/model/visibility/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/model/visibility/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    package-details:
       name: "@msinternal/visibility"
       description: "Visibility Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/property/additional-properties/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/property/additional-properties/tspconfig.yaml
index a8b006de94..db7ed9e886 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/property/additional-properties/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/property/additional-properties/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/additional-property"
       description: "additional Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/property/nullable/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/property/nullable/tspconfig.yaml
index dfb89d0cdd..aee59ef6b7 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/property/nullable/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/property/nullable/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/nullable-property"
       description: "Nullable Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/property/optionality/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/property/optionality/tspconfig.yaml
index 8c5957d744..006518f0c0 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/property/optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/property/optionality/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/optional-property"
       description: "Optional Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/property/value-types/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/property/value-types/tspconfig.yaml
index c8557f94f8..f669170c04 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/property/value-types/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/property/value-types/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/property-types"
       description: "Property Types Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/scalar/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/scalar/tspconfig.yaml
index 0dead87fa6..11aa264039 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/scalar/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/scalar/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@msinternal/scalar"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/type/union/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/type/union/tspconfig.yaml
index 0477ac9f3f..fa9eb9b0bf 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/type/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/type/union/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: UnionsClient
-    experimentalExtensibleEnums: true
-    packageDetails:
+    experimental-extensible-enums: true
+    package-details:
       name: "@msinternal/unions"
       description: "Unions Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/union-body/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/union-body/tspconfig.yaml
index 282cf27cc9..a4bf80e3c3 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/union-body/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/union-body/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: true
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: true
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: UnionBodyClient
-    packageDetails:
+    package-details:
       name: "@msinternal/union-body"
       description: "Union Body Test Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/versioning/added/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/versioning/added/tspconfig.yaml
index fbcc141600..c936f0e673 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/versioning/added/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/versioning/added/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningAddedClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioning-added"
       description: "Versioning Added Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/versioning/madeOptional/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/versioning/madeOptional/tspconfig.yaml
index 94bb6b1e23..6fcc9f345c 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/versioning/madeOptional/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/versioning/madeOptional/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningMadeOptionalClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioning-madeOptional"
       description: "Versioning MadeOptional Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/versioning/removed/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/versioning/removed/tspconfig.yaml
index e5fad62183..66332e48f6 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/versioning/removed/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/versioning/removed/tspconfig.yaml
@@ -2,14 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningRemovedClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioning-removed"
       description: "Versioning Removed Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/versioning/renamedFrom/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/versioning/renamedFrom/tspconfig.yaml
index 84934f9d2c..28a9b48c3a 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/versioning/renamedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/versioning/renamedFrom/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningRenamedFromClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioning-renamedFrom"
       description: "Versioning RenamedFrom Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
index 2e81de7c50..0d3e52abd7 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningReturnTypeChangedFromClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioning-returnTypeChangedFrom"
       description: "Versioning ReturnTypeChangedFrom Service"
diff --git a/packages/typespec-ts/test/azureIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/azureIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
index 37db731b3b..534021bfd8 100644
--- a/packages/typespec-ts/test/azureIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    generateSample: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningTypeChangedFromClient
-    packageDetails:
+    package-details:
       name: "@msinternal/versioning-typeChangedFrom"
       description: "Versioning TypeChangedFrom Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/api-key/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/api-key/tspconfig.yaml
index ee0607bb11..70808466d0 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/api-key/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/api-key/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-api-key"
       description: "Azure API Key Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/http/custom/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/http/custom/tspconfig.yaml
index aa3a24e794..9c4db17bfb 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/http/custom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/http/custom/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-http-custom"
       description: "Azure Http Custom Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/oauth2/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/oauth2/tspconfig.yaml
index 02da667349..f5c6e5eca1 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/oauth2/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/oauth2/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-oauth2"
       description: "Azure Oauth2 Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/union/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/union/tspconfig.yaml
index c8d8dca745..aca74cc2c5 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/authentication/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/authentication/union/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-auth-union"
       description: "Azure Auth Union Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/access/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/access/tspconfig.yaml
index bcf4391c68..d18ec14a3c 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/access/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/access/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/clientGeneratorCore-access"
       description: "Azure clientGenerator Core access Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml
index 8866823b1f..1566b05acb 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/flatten-property/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-property-flatten"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml
index 8d7df1c4ba..3d57f99156 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/client-generator-core/usage/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/clientGeneratorCore-usage"
       description: "Azure clientGenerator Core usage Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/basic/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/basic/tspconfig.yaml
index 3fc57ade08..d77f2213de 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/basic/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-core-basic"
       description: "Azure Core Basic Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/rpc/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/rpc/tspconfig.yaml
index dc8f34aa04..eb3002e942 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/rpc/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/rpc/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-lro-rpc"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/standard/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/standard/tspconfig.yaml
index 75164cef37..e2907441db 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/standard/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/lro/standard/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-lro-standard"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/model/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/model/tspconfig.yaml
index f6740f93ee..d393455325 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/model/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/model/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-core-model"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/page/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/page/tspconfig.yaml
index ffc4023493..92dbe5c9cd 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/page/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/page/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-core-page"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/scalar/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/scalar/tspconfig.yaml
index ee9d5ec0d6..15dcc9e020 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/scalar/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/scalar/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-core-scalar"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/traits/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/traits/tspconfig.yaml
index 93a626009e..a95ab85d0b 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/traits/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/core/traits/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-core-traits"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/example/basic/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/example/basic/tspconfig.yaml
index b8629e8a3d..0ef105cc4e 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/example/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/example/basic/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    generateSample: true
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    generate-sample: true
     examples-directory: "../../../../../../temp/http/azure/example/basic/examples"
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/example"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/payload/pageable/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/payload/pageable/tspconfig.yaml
index 71f16f6996..f5e0b7288d 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/payload/pageable/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/payload/pageable/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/payload-pageable"
       description: "Azure payload Pageable Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml
index 8a717da0b7..71c6b9528a 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/common-properties/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    experimentalExtensibleEnums: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    experimental-extensible-enums: true
+    package-details:
       name: "@azure/arm-managedIdentity"
       description: "Azure Arm ManagedIdentity Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/resources/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/resources/tspconfig.yaml
index 75ca52276c..4851e94aad 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/resources/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/resource-manager/resources/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    experimentalExtensibleEnums: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    experimental-extensible-enums: true
+    package-details:
       name: "@azure/arm-resources"
       description: "Azure Arm Resource Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml
index f93fa362f0..16143f33b9 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/azure/special-headers/client-request-id/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-model-usage"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/client/naming/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/client/naming/tspconfig.yaml
index 876f6570f3..0be4822579 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/client/naming/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/client/naming/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/client-naming"
       description: "Client Naming Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/client-operation-group/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/client-operation-group/tspconfig.yaml
index 1fac2ac7fb..7e98beeb5d 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/client-operation-group/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/client-operation-group/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/client-operation-group"
       description: "Client Structure OperaitonGroup Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/default/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/default/tspconfig.yaml
index fc53ca9582..4e4f5be3a7 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/default/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/default/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/client-structure-default"
       description: "Client Structure Default Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/multi-client/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/multi-client/tspconfig.yaml
index d559242bc6..90e5e65e30 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/multi-client/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/multi-client/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/client-structure-multiclient"
       description: "Client Structure MultiClient Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/renamed-operation/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/renamed-operation/tspconfig.yaml
index b656a45268..22d46a0618 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/renamed-operation/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/renamed-operation/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/client-structure-renamed"
       description: "Client Structure RenamedOperaiton Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/two-operation-group/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/two-operation-group/tspconfig.yaml
index 723ab5fa26..caaed3f728 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/two-operation-group/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/client/structure/two-operation-group/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/client-structure-twoopgroup"
       description: "Client Structure TwoOperationGroup Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/encode/bytes/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/encode/bytes/tspconfig.yaml
index c3b29ed6c5..23fb165f3a 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/encode/bytes/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/encode/bytes/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/encode-bytes"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/encode/datetime/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/encode/datetime/tspconfig.yaml
index a12139853d..165f53ecfc 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/encode/datetime/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/encode/datetime/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/encode-datatime"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/encode/duration/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/encode/duration/tspconfig.yaml
index 5e79235d5a..f8c2310c78 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/encode/duration/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/encode/duration/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/encode-duration"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/encode/numeric/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/encode/numeric/tspconfig.yaml
index 79b6db8847..35071ae7cb 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/encode/numeric/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/encode/numeric/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/encode-numeric"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/basic/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/basic/tspconfig.yaml
index 04e23a2fa0..48dfbcd1ca 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/basic/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/parameterBasic"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/body-optionality/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/body-optionality/tspconfig.yaml
index 5211db2f94..9837672d0f 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/body-optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/body-optionality/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/body-optionality"
       description: "Parameter Body Optionality Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/collection-format/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/collection-format/tspconfig.yaml
index 2f1425ae7b..cbc6184b8e 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/collection-format/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/collection-format/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/azure-collection-format"
       description: "Azure Collection Format Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/spread/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/spread/tspconfig.yaml
index 8bdacb7b73..698dd44ab9 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/parameters/spread/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/parameters/spread/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    enable-operation-group: true
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/parameterSpread"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/payload/content-negotiation/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/payload/content-negotiation/tspconfig.yaml
index ce814cfea1..763f862530 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/payload/content-negotiation/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/payload/content-negotiation/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/payload-content-negotiation"
       description: "Payload Content Negotiation Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/payload/media-type/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/payload/media-type/tspconfig.yaml
index 3350b799f7..173444ccd7 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/payload/media-type/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/payload/media-type/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/payload-mediaType"
       description: "Payload Media Type Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/payload/multipart/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/payload/multipart/tspconfig.yaml
index 68e490c843..5ad355c2c8 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/payload/multipart/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/payload/multipart/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     flavor: azure
-    isModularLibrary: true
-    packageDetails:
+    is-modular-library: true
+    package-details:
       name: "@msinternal/payload-multipart"
       description: "Payload Multipart Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/payload/pageable/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/payload/pageable/tspconfig.yaml
index a4eb1f45bf..a4e458c60e 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/payload/pageable/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/payload/pageable/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/payload-pageable"
       description: "Payload Pageable Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml
index fa32decf06..fb322f3b62 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-main/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
+    azure-sdk-for-js: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/srv-driven-main"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml
index 94048f2646..fb3c44294a 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/resiliency/srv-driven-old/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/srv-driven-old"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
index e47b9bdfc5..58dfcce882 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: SerializationEncodedNameJsonClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/serialization-encoded-name-json"
       description: "Serialization Encoded Name Json Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
index c72c917559..1ead6db878 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: NotDefinedParamInServerEndpointClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/notdefinedparam"
       description: "NotDefinedParameter Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/server/path/multiple/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/server/path/multiple/tspconfig.yaml
index ff87767004..213d2ea61d 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/server/path/multiple/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/server/path/multiple/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: MultipleParamInServerPathClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/multipleparam"
       description: "MultipleParameter Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/server/path/single/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/server/path/single/tspconfig.yaml
index c17a07d55e..6bd619ad7d 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/server/path/single/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/server/path/single/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: SingleParamInServerPathClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/singleparam"
       description: "SingleParameter Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/not-versioned/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/not-versioned/tspconfig.yaml
index e113f46e8a..3168126b32 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/not-versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/not-versioned/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: NotVersionedParamInServerVersionsClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/not-versioned"
       description: "NotVersioned Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/versioned/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/versioned/tspconfig.yaml
index 04050aa4ee..9c8c989273 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/server/versions/versioned/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersionedParamInServerVersionsClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versioned"
       description: "Versioned Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/special-headers/repeatability/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/special-headers/repeatability/tspconfig.yaml
index 807e63da4b..1760dd8cdb 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/special-headers/repeatability/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/special-headers/repeatability/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/headers-repeatability"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/special-words/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/special-words/tspconfig.yaml
index 017f4a5ba1..8a0d62602e 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/special-words/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/special-words/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: SpecialWordsClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/special-words"
       description: "Special Words Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/array/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/array/tspconfig.yaml
index 236d9e4de2..7118c2414e 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/array/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/array/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/arrays-item-types"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/dictionary/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/dictionary/tspconfig.yaml
index c4c72682a2..aba95e5955 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/dictionary/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/dictionary/tspconfig.yaml
@@ -2,18 +2,18 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    compatibility-mode: true
+    package-details:
       name: "@msinternal/dictionary"
       description: "Dictionary Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/extensible/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/extensible/tspconfig.yaml
index f68847e139..1f311ce0cf 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/extensible/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/extensible/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/extensible-enums"
       description: "Extensible Enums Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/fixed/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/fixed/tspconfig.yaml
index 6ea0bdede5..8f42de1569 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/fixed/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/enum/fixed/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/fixed-enums"
       description: "Enums Fixed Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/empty/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/empty/tspconfig.yaml
index a308284cd2..4c3f108443 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/empty/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/empty/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-model-empty"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
index 3a10f8dd06..8c420d8e5a 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/model-inheritance-enum-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
index 81b3dbb7fc..cb07f75285 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/model-inheritance-nested-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
index dda4084518..cd95c04571 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/model-inheritance-not-discriminated"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
index 06b24e9f27..5f24ef9d6d 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/model-inheritance-recursive"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
index 8eb58cb902..ba05a5a55d 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    isModularLibrary: true
-    packageDetails:
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    is-modular-library: true
+    package-details:
       name: "@msinternal/model-inheritance-single-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/usage/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/usage/tspconfig.yaml
index f93fa362f0..16143f33b9 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/model/usage/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/model/usage/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-model-usage"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/additional-properties/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/additional-properties/tspconfig.yaml
index c0c82de712..87055dcbb5 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/additional-properties/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/additional-properties/tspconfig.yaml
@@ -2,18 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    compatibility-mode: true
+    package-details:
       name: "@msinternal/additional-property"
       description: "additional Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/nullable/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/nullable/tspconfig.yaml
index 60a9360ef4..d50daac341 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/nullable/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/nullable/tspconfig.yaml
@@ -2,18 +2,18 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    compatibility-mode: true
+    package-details:
       name: "@msinternal/nullable-property"
       description: "nullable Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/optionality/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/optionality/tspconfig.yaml
index 23e4bfa4b0..c7d61eb890 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/optionality/tspconfig.yaml
@@ -2,18 +2,18 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    isModularLibrary: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
+    enable-operation-group: true
+    is-modular-library: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    compatibility-mode: true
+    package-details:
       name: "@msinternal/optional-property"
       description: "Optional Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/value-types/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/value-types/tspconfig.yaml
index aa4a62521b..ec9c9cfbd0 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/property/value-types/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/property/value-types/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
+    generate-metadata: true
+    generate-test: false
     flavor: azure
-    azureSdkForJs: false
-    isModularLibrary: true
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    azure-sdk-for-js: false
+    is-modular-library: true
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@msinternal/modular-model-propertyTypes"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/scalar/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/scalar/tspconfig.yaml
index 040e88f25a..ab99652e61 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/scalar/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/scalar/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: ScalarClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/scalar"
       description: "Scalar client"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/type/union/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/type/union/tspconfig.yaml
index 5ffaa09a82..2988f5fb5f 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/type/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/type/union/tspconfig.yaml
@@ -2,17 +2,17 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: UnionClient
-    isModularLibrary: true
-    hierarchyClient: false
-    experimentalExtensibleEnums: true
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    experimental-extensible-enums: true
+    package-details:
       name: "@msinternal/union"
       description: "Union client"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/added/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/added/tspconfig.yaml
index 1670e3e148..d970917681 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/added/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/added/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersioningAddedClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versionning-added"
       description: "Versioning Added Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/madeOptional/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/madeOptional/tspconfig.yaml
index 2c5ce7c3ef..de77900b32 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/madeOptional/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/madeOptional/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersioningMadeOptionalClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versionning-madeOptional"
       description: "Versioning MadeOptional Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/removed/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/removed/tspconfig.yaml
index d19da6e2f0..92fb1aa722 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/removed/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/removed/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersioningRemovedClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versionning-removed"
       description: "Versioning Removed Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/renamedFrom/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/renamedFrom/tspconfig.yaml
index 41d502400e..c0cb169666 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/renamedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/renamedFrom/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersioningRenamedFromClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versionning-renamedFrom"
       description: "Versioning Renamed Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
index 97013782df..6f734311bb 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersioningReturnTypeChangedFromClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versionning-returnTypeChangedFrom"
       description: "Versioning ReturnTypeChanged Test Service"
diff --git a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
index 93de534504..5d6ff1bc1c 100644
--- a/packages/typespec-ts/test/azureModularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/azureModularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
     flavor: azure
-    azureSdkForJs: false
-    isTypeSpecTest: true
+    azure-sdk-for-js: false
+    is-typespec-test: true
     title: VersioningTypeChangedFromClient
-    isModularLibrary: true
-    hierarchyClient: false
-    packageDetails:
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@msinternal/versionning-typeChangedFrom"
       description: "Versioning TypeChanged Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/authentication/api-key/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/authentication/api-key/tspconfig.yaml
index 966e076176..42a24e3544 100644
--- a/packages/typespec-ts/test/integration/generated/authentication/api-key/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/authentication/api-key/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    is-modular-library: false
+    is-typespec-test: true
     title: AuthApiKeyClient
-    packageDetails:
+    package-details:
       name: "@unbranded/auth-apikey"
       description: "Auth api key Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/authentication/http/custom/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/authentication/http/custom/tspconfig.yaml
index 708ad88746..6b939e11cd 100644
--- a/packages/typespec-ts/test/integration/generated/authentication/http/custom/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/authentication/http/custom/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    is-modular-library: false
+    is-typespec-test: true
     title: AuthHttpCustomClient
-    packageDetails:
+    package-details:
       name: "@unbranded/auth-httpcustom"
       description: "Auth Http Custom Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/authentication/oauth2/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/authentication/oauth2/tspconfig.yaml
index 7f66af592c..39b2dd9c48 100644
--- a/packages/typespec-ts/test/integration/generated/authentication/oauth2/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/authentication/oauth2/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: true
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: true
+    is-modular-library: false
+    is-typespec-test: true
     title: AuthOauth2Client
-    packageDetails:
+    package-details:
       name: "@unbranded/auth-oauth2"
       description: "Auth oauth2 Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/authentication/union/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/authentication/union/tspconfig.yaml
index da29489b1a..8b2f50f297 100644
--- a/packages/typespec-ts/test/integration/generated/authentication/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/authentication/union/tspconfig.yaml
@@ -2,13 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: true
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    is-modular-library: false
+    is-typespec-test: true
     title: AuthUnionClient
-    packageDetails:
+    package-details:
       name: "@unbranded/auth-union"
       description: "Auth Union Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/encode/bytes/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/encode/bytes/tspconfig.yaml
index 1141d953cf..d6be4ef6d4 100644
--- a/packages/typespec-ts/test/integration/generated/encode/bytes/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/encode/bytes/tspconfig.yaml
@@ -2,11 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/encode-bytes"
diff --git a/packages/typespec-ts/test/integration/generated/encode/datetime/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/encode/datetime/tspconfig.yaml
index 44a09ba726..df2276b284 100644
--- a/packages/typespec-ts/test/integration/generated/encode/datetime/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/encode/datetime/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/encode-datetime"
diff --git a/packages/typespec-ts/test/integration/generated/encode/duration/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/encode/duration/tspconfig.yaml
index b4d65f1695..6dab8fafb6 100644
--- a/packages/typespec-ts/test/integration/generated/encode/duration/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/encode/duration/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/encode-duration"
diff --git a/packages/typespec-ts/test/integration/generated/encode/numeric/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/encode/numeric/tspconfig.yaml
index dd4c5dc131..4254444b93 100644
--- a/packages/typespec-ts/test/integration/generated/encode/numeric/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/encode/numeric/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/encode-numeric"
diff --git a/packages/typespec-ts/test/integration/generated/parameters/basic/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/parameters/basic/tspconfig.yaml
index 6b36a8e2af..f6538fd1ba 100644
--- a/packages/typespec-ts/test/integration/generated/parameters/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/parameters/basic/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    enable-operation-group: true
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/parameterBasic"
diff --git a/packages/typespec-ts/test/integration/generated/parameters/body-optionality/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/parameters/body-optionality/tspconfig.yaml
index 4ce9910372..2f2de1ac35 100644
--- a/packages/typespec-ts/test/integration/generated/parameters/body-optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/parameters/body-optionality/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    enable-operation-group: true
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/collectionFormat"
diff --git a/packages/typespec-ts/test/integration/generated/parameters/collection-format/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/parameters/collection-format/tspconfig.yaml
index da6eb41074..4e2bf824ee 100644
--- a/packages/typespec-ts/test/integration/generated/parameters/collection-format/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/parameters/collection-format/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    enableOperationGroup: true
-    compatibilityQueryMultiFormat: true
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    enable-operation-group: true
+    compatibility-query-multi-format: true
+    is-typespec-test: true
     title: CollectionFormatClient
-    packageDetails:
+    package-details:
       name: "@unbranded/collectionFormat"
       description: "CollectionFormat Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/parameters/spread/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/parameters/spread/tspconfig.yaml
index 35a8a193bf..c0d8ce5df9 100644
--- a/packages/typespec-ts/test/integration/generated/parameters/spread/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/parameters/spread/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    enable-operation-group: true
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/parameterSpread"
diff --git a/packages/typespec-ts/test/integration/generated/payload/content-negotiation/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/payload/content-negotiation/tspconfig.yaml
index 17a40e59f4..a2a71feeeb 100644
--- a/packages/typespec-ts/test/integration/generated/payload/content-negotiation/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/payload/content-negotiation/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/payload-content-negotiation"
diff --git a/packages/typespec-ts/test/integration/generated/payload/media-type/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/payload/media-type/tspconfig.yaml
index dd34458d64..447e246e69 100644
--- a/packages/typespec-ts/test/integration/generated/payload/media-type/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/payload/media-type/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/payload-media-type"
diff --git a/packages/typespec-ts/test/integration/generated/payload/multipart/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/payload/multipart/tspconfig.yaml
index c65f8055ad..ea118fca0a 100644
--- a/packages/typespec-ts/test/integration/generated/payload/multipart/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/payload/multipart/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/payload-multipart"
diff --git a/packages/typespec-ts/test/integration/generated/payload/pageable/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/payload/pageable/tspconfig.yaml
index 10abe741c5..efdc8577b0 100644
--- a/packages/typespec-ts/test/integration/generated/payload/pageable/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/payload/pageable/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/payload-pageable"
diff --git a/packages/typespec-ts/test/integration/generated/routes/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/routes/tspconfig.yaml
index 027528c988..da6fb63589 100644
--- a/packages/typespec-ts/test/integration/generated/routes/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/routes/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: true
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-test: true
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: RoutesClient
-    packageDetails:
+    package-details:
       name: "@unbranded/routes"
       description: "Routes Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/serialization/encoded-name/json/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/serialization/encoded-name/json/tspconfig.yaml
index 9d4b150b91..e7ce4c1a48 100644
--- a/packages/typespec-ts/test/integration/generated/serialization/encoded-name/json/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/serialization/encoded-name/json/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: SerializationEncodedNameJsonClient
-    enableOperationGroup: true
-    packageDetails:
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/serialization-encoded-name-json"
       description: "Serialization Encoded Name Json Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/server/endpoint/not-defined/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/server/endpoint/not-defined/tspconfig.yaml
index d020cf667a..4813eabc82 100644
--- a/packages/typespec-ts/test/integration/generated/server/endpoint/not-defined/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/server/endpoint/not-defined/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: NotDefinedParamInServerEndpointClient
-    packageDetails:
+    package-details:
       name: "@unbranded/notdefinedparam"
       description: "NotDefinedParameter Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/server/path/multiple/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/server/path/multiple/tspconfig.yaml
index 39d16dc36d..1e69c91bb2 100644
--- a/packages/typespec-ts/test/integration/generated/server/path/multiple/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/server/path/multiple/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: MultipleParamInServerPathClient
-    packageDetails:
+    package-details:
       name: "@unbranded/multipleparam"
       description: "MultipleParameter Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/server/path/single/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/server/path/single/tspconfig.yaml
index 5c27ee10ae..763247c3e6 100644
--- a/packages/typespec-ts/test/integration/generated/server/path/single/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/server/path/single/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: SingleParamInServerPathClient
-    packageDetails:
+    package-details:
       name: "@unbranded/singleparam"
       description: "SingleParameter Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/server/versions/not-versioned/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/server/versions/not-versioned/tspconfig.yaml
index cac48be5c5..9e77a4bcc0 100644
--- a/packages/typespec-ts/test/integration/generated/server/versions/not-versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/server/versions/not-versioned/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: NotVersionedParamInServerVersionsClient
-    packageDetails:
+    package-details:
       name: "@unbranded/not-versioned"
       description: "Not-versioned Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/server/versions/versioned/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/server/versions/versioned/tspconfig.yaml
index 4c7edd0d40..c740d4b935 100644
--- a/packages/typespec-ts/test/integration/generated/server/versions/versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/server/versions/versioned/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
     title: VersionedParamInServerVersionsClient
-    packageDetails:
+    package-details:
       name: "@unbranded/versioned"
       description: "Versioned Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/shared-route/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/shared-route/tspconfig.yaml
index 3b047335e3..dabb7bf756 100644
--- a/packages/typespec-ts/test/integration/generated/shared-route/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/shared-route/tspconfig.yaml
@@ -2,10 +2,10 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/media-types"
diff --git a/packages/typespec-ts/test/integration/generated/special-headers/repeatability/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/special-headers/repeatability/tspconfig.yaml
index 0962a2746c..db94b3deb4 100644
--- a/packages/typespec-ts/test/integration/generated/special-headers/repeatability/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/special-headers/repeatability/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/repeatable-header"
diff --git a/packages/typespec-ts/test/integration/generated/special-words/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/special-words/tspconfig.yaml
index f8142c2564..0e04e995e3 100644
--- a/packages/typespec-ts/test/integration/generated/special-words/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/special-words/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    azureSdkForJs: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    azure-sdk-for-js: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
     title: SpecialWordsClient
-    packageDetails:
+    package-details:
       name: "@unbranded/special-words"
       description: "Special Words Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/type/array/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/array/tspconfig.yaml
index f5a80ab302..18a7d4c7ad 100644
--- a/packages/typespec-ts/test/integration/generated/type/array/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/array/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: ArrayItemTypesClient
-    enableOperationGroup: true
-    packageDetails:
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/array-itemtypes"
       description: "Array item-types Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/dictionary/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/dictionary/tspconfig.yaml
index 537b8b6df0..d6786339c4 100644
--- a/packages/typespec-ts/test/integration/generated/type/dictionary/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/dictionary/tspconfig.yaml
@@ -2,16 +2,16 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: DictClient
-    enableOperationGroup: true
-    packageDetails:
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/dictionary"
       description: "Dictionary Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/enum/extensible/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/enum/extensible/tspconfig.yaml
index 1f746f21a1..79a61f570f 100644
--- a/packages/typespec-ts/test/integration/generated/type/enum/extensible/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/enum/extensible/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/extensible-enums"
       description: "Extensible Enums Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/enum/fixed/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/enum/fixed/tspconfig.yaml
index 5a8559f9b8..7df759ed9a 100644
--- a/packages/typespec-ts/test/integration/generated/type/enum/fixed/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/enum/fixed/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/extensible-fixed"
       description: "Fixed Enums Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/empty/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/empty/tspconfig.yaml
index e9c60eee9b..4109841570 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/empty/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/empty/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/empty-model"
       description: "Empty model Service"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
index daaca4af1f..6f27a224a2 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-enum-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
index eb3ee42145..9f28c3996a 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
index 5e3e30d11d..562f8cfa0c 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-not-discriminated"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/inheritance/recursive/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/inheritance/recursive/tspconfig.yaml
index f83b49f20a..bca6e583fd 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/inheritance/recursive/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/inheritance/recursive/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/inheritance-recursive"
       description: "recursive Service"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
index 18374f2cd6..60efcdd99f 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-single-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/usage/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/usage/tspconfig.yaml
index fdbf7a79c0..7b14b04caf 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/usage/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/usage/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    isModularLibrary: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    is-modular-library: false
+    package-details:
       name: "@unbranded/usage"
       description: "Usage Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/model/visibility/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/model/visibility/tspconfig.yaml
index 7fb2e7ef68..ebd3123d8e 100644
--- a/packages/typespec-ts/test/integration/generated/type/model/visibility/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/model/visibility/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/visibility"
       description: "Visibility Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/property/nullable/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/property/nullable/tspconfig.yaml
index 453c26798d..1cc2c9d697 100644
--- a/packages/typespec-ts/test/integration/generated/type/property/nullable/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/property/nullable/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/nullable-property"
       description: "Nullable Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/property/optionality/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/property/optionality/tspconfig.yaml
index 613e09cfc6..dce8aedeb4 100644
--- a/packages/typespec-ts/test/integration/generated/type/property/optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/property/optionality/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/optional-property"
       description: "Optional Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/property/value-types/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/property/value-types/tspconfig.yaml
index 2b2657c1e4..5301148847 100644
--- a/packages/typespec-ts/test/integration/generated/type/property/value-types/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/property/value-types/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    azureSdkForJs: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    azure-sdk-for-js: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/property-types"
       description: "Property Types Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/integration/generated/type/scalar/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/scalar/tspconfig.yaml
index ab2f084297..4e55b67b38 100644
--- a/packages/typespec-ts/test/integration/generated/type/scalar/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/scalar/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    enable-operation-group: true
+    package-details:
       name: "@unbranded/scalar"
diff --git a/packages/typespec-ts/test/integration/generated/type/union/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/type/union/tspconfig.yaml
index 0c39df57d5..952e5c3dc3 100644
--- a/packages/typespec-ts/test/integration/generated/type/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/type/union/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: UnionsClient
-    experimentalExtensibleEnums: true
-    packageDetails:
+    experimental-extensible-enums: true
+    package-details:
       name: "@unbranded/unions"
       description: "Unions Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/union-body/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/union-body/tspconfig.yaml
index 26590cdd45..eaef1fd942 100644
--- a/packages/typespec-ts/test/integration/generated/union-body/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/union-body/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: true
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: true
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: UnionBodyClient
-    packageDetails:
+    package-details:
       name: "@unbranded/union-body"
       description: "Union Body Test Service"
diff --git a/packages/typespec-ts/test/integration/generated/versioning/added/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/versioning/added/tspconfig.yaml
index f3fecaa5a3..a43884de1a 100644
--- a/packages/typespec-ts/test/integration/generated/versioning/added/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/versioning/added/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningAddedClient
-    packageDetails:
+    package-details:
       name: "@unbranded/versioning-added"
       description: "Versioning Added Service"
diff --git a/packages/typespec-ts/test/integration/generated/versioning/madeOptional/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/versioning/madeOptional/tspconfig.yaml
index 4c13c8e7c1..4452d2a969 100644
--- a/packages/typespec-ts/test/integration/generated/versioning/madeOptional/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/versioning/madeOptional/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningMadeOptionalClient
-    packageDetails:
+    package-details:
       name: "@unbranded/versioning-madeOptional"
       description: "Versioning MadeOptional Service"
diff --git a/packages/typespec-ts/test/integration/generated/versioning/renamedFrom/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/versioning/renamedFrom/tspconfig.yaml
index c0e5e99b32..0e78461dbe 100644
--- a/packages/typespec-ts/test/integration/generated/versioning/renamedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/versioning/renamedFrom/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningRenamedFromClient
-    packageDetails:
+    package-details:
       name: "@unbranded/versioning-renamedFrom"
       description: "Versioning RenamedFrom Service"
diff --git a/packages/typespec-ts/test/integration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
index 0c3385a89a..a2fca494f7 100644
--- a/packages/typespec-ts/test/integration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningReturnTypeChangedFromClient
-    packageDetails:
+    package-details:
       name: "@unbranded/versioning-returnTypeChangedFrom"
       description: "Versioning ReturnTypeChangedFrom Service"
diff --git a/packages/typespec-ts/test/integration/generated/versioning/typeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/integration/generated/versioning/typeChangedFrom/tspconfig.yaml
index 2abecf793c..0a9b57078c 100644
--- a/packages/typespec-ts/test/integration/generated/versioning/typeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/integration/generated/versioning/typeChangedFrom/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateTest: false
-    addCredentials: false
-    isModularLibrary: false
-    isTypeSpecTest: true
-    generateSample: true
+    emitter-output-dir: "{project-root}"
+    generate-test: false
+    add-credentials: false
+    is-modular-library: false
+    is-typespec-test: true
+    generate-sample: true
     title: VersioningTypeChangedFromClient
-    packageDetails:
+    package-details:
       name: "@unbranded/versioning-typeChangedFrom"
       description: "Versioning TypeChangedFrom Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/authentication/api-key/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/authentication/api-key/tspconfig.yaml
index 3672fc97c5..b478fa2a3d 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/authentication/api-key/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/authentication/api-key/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/azure-api-key"
       description: "Azure API Key Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/authentication/http/custom/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/authentication/http/custom/tspconfig.yaml
index d376908d99..c068381c77 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/authentication/http/custom/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/authentication/http/custom/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/azure-http-custom"
       description: "Azure Http Custom Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/authentication/oauth2/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/authentication/oauth2/tspconfig.yaml
index b209ee6a49..c77ae80c21 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/authentication/oauth2/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/authentication/oauth2/tspconfig.yaml
@@ -2,11 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    
+    is-typespec-test: true
+    is-modular-library: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/azure-oauth2"
       description: "Azure Oauth2 Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/authentication/union/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/authentication/union/tspconfig.yaml
index 18528c761c..aecf192691 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/authentication/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/authentication/union/tspconfig.yaml
@@ -2,10 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/azure-auth-union"
+      description: "Azure Auth Union Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/encode/bytes/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/encode/bytes/tspconfig.yaml
index 4ad37ff4e5..127fa44c58 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/encode/bytes/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/encode/bytes/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/encode-bytes"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/encode/datetime/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/encode/datetime/tspconfig.yaml
index 435c9bd32f..76d9b922ad 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/encode/datetime/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/encode/datetime/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/encode-datatime"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/encode/duration/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/encode/duration/tspconfig.yaml
index ca533b2df4..6754d44666 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/encode/duration/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/encode/duration/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/encode-duration"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/encode/numeric/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/encode/numeric/tspconfig.yaml
index fdd2eeb2fe..a035bf5add 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/encode/numeric/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/encode/numeric/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/encode-numeric"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/parameters/basic/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/parameters/basic/tspconfig.yaml
index 66a1200bd2..cb552b2caa 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/parameters/basic/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/parameters/basic/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    enable-operation-group: true
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/parameterBasic"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/parameters/body-optionality/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/parameters/body-optionality/tspconfig.yaml
index 1d0269ef66..b0d4faa864 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/parameters/body-optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/parameters/body-optionality/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/body-optionality"
       description: "Parameter Body Optionality Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/parameters/collection-format/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/parameters/collection-format/tspconfig.yaml
index efd0f3f7db..2bbe2d2aca 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/parameters/collection-format/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/parameters/collection-format/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/azure-collection-format"
       description: "Azure Collection Format Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/parameters/spread/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/parameters/spread/tspconfig.yaml
index adb8ce8b9a..4ecb6ec1ef 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/parameters/spread/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/parameters/spread/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    enableOperationGroup: true
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    enable-operation-group: true
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/parameterSpread"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/payload/content-negotiation/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/payload/content-negotiation/tspconfig.yaml
index d32010170f..eb3c35e967 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/payload/content-negotiation/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/payload/content-negotiation/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/payload-content-negotiation"
       description: "Payload Content Negotiation Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/payload/media-type/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/payload/media-type/tspconfig.yaml
index 5fcdcd7704..96db3fb617 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/payload/media-type/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/payload/media-type/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/payload-mediaType"
       description: "Payload Media Type Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/payload/multipart/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/payload/multipart/tspconfig.yaml
index d1f333d409..017d820f96 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/payload/multipart/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/payload/multipart/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-yypespec-test: true
+    package-details:
       name: "@unbranded/payload-multipart"
       description: "Payload Multipart Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/payload/pageable/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/payload/pageable/tspconfig.yaml
index aecee07d5f..c455a28ce0 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/payload/pageable/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/payload/pageable/tspconfig.yaml
@@ -2,7 +2,7 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
+    emitter-output-dir: "{project-root}"
     generateMetadata: true
     generateTest: false
     addCredentials: false
diff --git a/packages/typespec-ts/test/modularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
index 6991cfff72..aa681db760 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/serialization/encoded-name/json/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: SerializationEncodedNameJsonClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/serialization-encoded-name-json"
       description: "Serialization Encoded Name Json Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
index ac27cf07d7..96121c7e08 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/server/endpoint/not-defined/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: NotDefinedParamInServerEndpointClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/notdefinedparam"
       description: "NotDefinedParameter Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/server/path/multiple/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/server/path/multiple/tspconfig.yaml
index 4f5ebb1a47..d7f9cf285d 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/server/path/multiple/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/server/path/multiple/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: MultipleParamInServerPathClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/multipleparam"
       description: "MultipleParameter Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/server/path/single/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/server/path/single/tspconfig.yaml
index b98318ec1f..7113cefb36 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/server/path/single/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/server/path/single/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: SingleParamInServerPathClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/singleparam"
       description: "SingleParameter Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/server/versions/not-versioned/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/server/versions/not-versioned/tspconfig.yaml
index 097ddf8f38..904c65993d 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/server/versions/not-versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/server/versions/not-versioned/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: NotVersionedParamInServerVersionsClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/not-versioned"
       description: "NotVersioned Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/server/versions/versioned/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/server/versions/versioned/tspconfig.yaml
index 50f3457f57..dcd5809943 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/server/versions/versioned/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/server/versions/versioned/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersionedParamInServerVersionsClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versioned"
       description: "Versioned Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/special-headers/repeatability/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/special-headers/repeatability/tspconfig.yaml
index debfcbd8be..eceebad9d9 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/special-headers/repeatability/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/special-headers/repeatability/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@unbranded/headers-repeatability"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/special-words/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/special-words/tspconfig.yaml
index a1286921ea..7b33293aa2 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/special-words/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/special-words/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: SpecialWordsClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/special-words"
       description: "Special Words Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/array/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/array/tspconfig.yaml
index 18c62164b8..0962fe7332 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/array/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/array/tspconfig.yaml
@@ -2,10 +2,10 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    isTypeSpecTest: true
-    hierarchyClient: false
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    is-typespec-test: true
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/arrays-item-types"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/dictionary/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/dictionary/tspconfig.yaml
index 86d23b6456..ba3a74fe04 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/dictionary/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/dictionary/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    "compatibility-mode": true
+    package-details:
       name: "@unbranded/dictionary"
       description: "Dictionary Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/enum/extensible/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/enum/extensible/tspconfig.yaml
index 1d9b3856cf..a2a075562b 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/enum/extensible/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/enum/extensible/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/extensible-enums"
       description: "Extensible Enums Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/enum/fixed/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/enum/fixed/tspconfig.yaml
index 1dcd2bde62..27207d86dd 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/enum/fixed/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/enum/fixed/tspconfig.yaml
@@ -2,11 +2,11 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/fixed-enums"
       description: "Enums Fixed Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/empty/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/empty/tspconfig.yaml
index f13882436f..9572da562c 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/empty/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/empty/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@unbranded/modular-model-empty"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
index 4878328125..6016b55afe 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/enum-discriminator/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-enum-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
index a47a9d1922..4da0adb888 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/nested-discriminator/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-nested-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
index c6bb13e460..9d504d45b4 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/not-discriminated/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-not-discriminated"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
index dcead3e1b9..10494ea449 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/recursive/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@unbranded/model-inheritance-recursive"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
index 74614eaf05..ef74605c19 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/inheritance/single-discriminator/tspconfig.yaml
@@ -2,12 +2,12 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    packageDetails:
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    package-details:
       name: "@unbranded/model-inheritance-single-discriminator"
       description: "Model Inheritance Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/model/usage/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/model/usage/tspconfig.yaml
index 8651b4dc59..9200a66700 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/model/usage/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/model/usage/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@unbranded/modular-model-usage"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/property/nullable/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/property/nullable/tspconfig.yaml
index f5d1643bf9..fe75345a35 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/property/nullable/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/property/nullable/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    compatibility-mode: true
+    package-details:
       name: "@unbranded/nullable-property"
       description: "nullable Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/property/optionality/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/property/optionality/tspconfig.yaml
index 8fa990db33..9d4dfb42d9 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/property/optionality/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/property/optionality/tspconfig.yaml
@@ -2,15 +2,15 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
-    enableOperationGroup: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
+    enable-operation-group: true
     # temporary only support legacy client for additional properties in modular
-    compatibilityMode: true
-    packageDetails:
+    compatibility-mode: true
+    package-details:
       name: "@unbranded/optional-property"
       description: "Optional Property Test Service"
       version: "1.0.0"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/property/value-types/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/property/value-types/tspconfig.yaml
index 77f5e79bea..f836680f94 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/property/value-types/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/property/value-types/tspconfig.yaml
@@ -2,9 +2,9 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    generateMetadata: true
-    generateTest: false
-    hierarchyClient: false
-    "emitter-output-dir": "{project-root}"
-    packageDetails:
+    generate-metadata: true
+    generate-test: false
+    hierarchy-client: false
+    emitter-output-dir: "{project-root}"
+    package-details:
       name: "@unbranded/modular-model-propertyTypes"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/scalar/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/scalar/tspconfig.yaml
index 1d16764ce9..9aadea62c3 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/scalar/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/scalar/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: ScalarClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/scalar"
       description: "Scalar client"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/type/union/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/type/union/tspconfig.yaml
index c2ca9fa639..c3f0758f5d 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/type/union/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/type/union/tspconfig.yaml
@@ -2,14 +2,14 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: UnionClient
-    hierarchyClient: false
-    experimentalExtensibleEnums: true
-    packageDetails:
+    hierarchy-client: false
+    experimental-extensible-enums: true
+    package-details:
       name: "@unbranded/union"
       description: "Union client"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/versioning/added/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/versioning/added/tspconfig.yaml
index 8c1436a662..17a447cbfb 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/versioning/added/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/versioning/added/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersioningAddedClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versionning-added"
       description: "Versioning Added Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/versioning/madeOptional/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/versioning/madeOptional/tspconfig.yaml
index 353ca983d5..b9ef88a1ef 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/versioning/madeOptional/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/versioning/madeOptional/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersioningMadeOptionalClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versionning-madeOptional"
       description: "Versioning MadeOptional Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/versioning/removed/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/versioning/removed/tspconfig.yaml
index d7369441b1..5fa992edb0 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/versioning/removed/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/versioning/removed/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersioningRemovedClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versionning-removed"
       description: "Versioning Removed Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/versioning/renamedFrom/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/versioning/renamedFrom/tspconfig.yaml
index 0ad76c8428..516eeedf6a 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/versioning/renamedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/versioning/renamedFrom/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersioningRenamedFromClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versionning-renamedFrom"
       description: "Versioning Renamed Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
index 23208274c7..d41ee7c0d0 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/versioning/returnTypeChangedFrom/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersioningReturnTypeChangedFromClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versionning-returnTypeChangedFrom"
       description: "Versioning ReturnTypeChanged Test Service"
diff --git a/packages/typespec-ts/test/modularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml b/packages/typespec-ts/test/modularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
index 7bdd7224e1..d725f119cf 100644
--- a/packages/typespec-ts/test/modularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
+++ b/packages/typespec-ts/test/modularIntegration/generated/versioning/typeChangedFrom/tspconfig.yaml
@@ -2,13 +2,13 @@ emit:
   - "@azure-tools/typespec-ts"
 options:
   "@azure-tools/typespec-ts":
-    "emitter-output-dir": "{project-root}"
-    generateMetadata: true
-    generateTest: false
-    addCredentials: false
-    isTypeSpecTest: true
+    emitter-output-dir: "{project-root}"
+    generate-metadata: true
+    generate-test: false
+    add-credentials: false
+    is-typespec-test: true
     title: VersioningTypeChangedFromClient
-    hierarchyClient: false
-    packageDetails:
+    hierarchy-client: false
+    package-details:
       name: "@unbranded/versionning-typeChangedFrom"
       description: "Versioning TypeChanged Test Service"
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/classicClient/classicClient.md b/packages/typespec-ts/test/modularUnit/scenarios/classicClient/classicClient.md
index 0d8eef5980..d79c94457a 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/classicClient/classicClient.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/classicClient/classicClient.md
@@ -30,7 +30,7 @@ enum Versions {
 The config would be like:
 
 ```yaml
-typespecTitleMap:
+typespec-title-map:
   ServiceClient: TestServiceClient
 withRawContent: true
 ignoreWeirdLine: false
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/clientContext/clientContext.md b/packages/typespec-ts/test/modularUnit/scenarios/clientContext/clientContext.md
index ab3efc90ea..6f93082d21 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/clientContext/clientContext.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/clientContext/clientContext.md
@@ -256,7 +256,7 @@ op one(): void;
 The config would be like:
 
 ```yaml
-typespecTitleMap:
+typespec-title-map:
   ServiceClient: TestServiceClient
 withRawContent: true
 ignoreWeirdLine: false
@@ -304,4 +304,4 @@ export function createTestService(
   }
   return clientContext;
 }
-```
\ No newline at end of file
+```
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/enumUnion/enumUnion.md b/packages/typespec-ts/test/modularUnit/scenarios/enumUnion/enumUnion.md
index c88bb4545a..4bb21940ac 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/enumUnion/enumUnion.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/enumUnion/enumUnion.md
@@ -593,7 +593,7 @@ needNamespaces: false
 needAzureCore: false
 withRawContent: true
 needOptions: false
-experimentalExtensibleEnums: true
+experimental-extensible-enums: true
 ```
 
 ## schemaOutput
@@ -844,7 +844,7 @@ The config would be like:
 needOptions: false
 withRawContent: true
 needAzureCore: false
-compatibilityMode: false
+compatibility-mode: false
 mustEmptyDiagnostic: false
 ```
 
@@ -1157,9 +1157,9 @@ The config would be like:
 needOptions: false
 withRawContent: false
 needAzureCore: false
-compatibilityMode: false
+compatibility-mode: false
 mustEmptyDiagnostic: true
-experimentalExtensibleEnums: true
+experimental-extensible-enums: true
 ```
 
 ## Model interface Test
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/additionalProperties.md b/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/additionalProperties.md
index 8611b81f83..f8f7e9fc81 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/additionalProperties.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/additionalProperties.md
@@ -20,7 +20,7 @@ interface D {
 This is the tsp configuration.
 
 ```yaml
-compatibilityMode: true
+compatibility-mode: true
 ```
 
 ## Provide generated models and its serializer
@@ -41,4 +41,4 @@ export function simpleModelDeserializer(item: any): SimpleModel {
     propB: item["propB"],
   };
 }
-```
\ No newline at end of file
+```
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/propertyType.md b/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/propertyType.md
index 5cdaffaf33..c6215928d4 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/propertyType.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/models/deserialization/propertyType.md
@@ -1,4 +1,5 @@
 # Should generate deserializer for property types
+
 Will prompt all operations into top-level.
 
 ## TypeSpec
@@ -57,7 +58,7 @@ interface D {
 This is the tspconfig.yaml.
 
 ```yaml
-experimentalExtensibleEnums: true
+experimental-extensible-enums: true
 ```
 
 ## Provide generated models and its serializer
@@ -416,4 +417,4 @@ export function _simpleModelPropArrayOfRecordOfUnionOptionalDeserializer(
 ): _SimpleModelPropArrayOfRecordOfUnionOptional {
   return item;
 }
-```
\ No newline at end of file
+```
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/flatten/experimentalExtensibleEnumsTrue.md b/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/flatten/experimentalExtensibleEnumsTrue.md
index 1805460ec1..1f10063c1a 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/flatten/experimentalExtensibleEnumsTrue.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/flatten/experimentalExtensibleEnumsTrue.md
@@ -1,4 +1,4 @@
-# Should flatten extensible enum if enabling `experimentalExtensibleEnums`
+# Should flatten extensible enum if enabling `experimental-extensible-enums`
 
 Sample generation should arm template and operations successfully.
 
@@ -60,7 +60,7 @@ Should enable `flatten-union-as-enum` option:
 
 ```yaml
 withRawContent: true
-experimentalExtensibleEnums: true
+experimental-extensible-enums: true
 ```
 
 ## Models
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/notFlatten/experimentalExtensibleEnumsFalse.md b/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/notFlatten/experimentalExtensibleEnumsFalse.md
index 379f246a4f..a4b8469d35 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/notFlatten/experimentalExtensibleEnumsFalse.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/models/nestedEnum/notFlatten/experimentalExtensibleEnumsFalse.md
@@ -1,4 +1,4 @@
-# Should not flatten extensible enum if disabling `experimentalExtensibleEnums`
+# Should not flatten extensible enum if disabling `experimental-extensible-enums`
 
 Sample generation should arm template and operations successfully.
 
@@ -60,7 +60,7 @@ Should enable `flatten-union-as-enum` option:
 
 ```yaml
 withRawContent: true
-experimentalExtensibleEnums: false
+experimental-extensible-enums: false
 ```
 
 ## Models
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/models/serialization/additionalProperties.md b/packages/typespec-ts/test/modularUnit/scenarios/models/serialization/additionalProperties.md
index f8646dec90..e8081e3ddf 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/models/serialization/additionalProperties.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/models/serialization/additionalProperties.md
@@ -18,8 +18,9 @@ interface D {
 ```
 
 This is the tsp configuration.
+
 ```yaml
-compatibilityMode: true
+compatibility-mode: true
 ```
 
 ## Provide generated models and its serializer
@@ -36,4 +37,4 @@ export interface SimpleModel extends Record<string, string> {
 export function simpleModelSerializer(item: SimpleModel): any {
   return { ...item, propA: item["propA"], propB: item["propB"] };
 }
-```
\ No newline at end of file
+```
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/modelsGenerator/modelsGenerator.md b/packages/typespec-ts/test/modularUnit/scenarios/modelsGenerator/modelsGenerator.md
index a1e39b48eb..81ed648902 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/modelsGenerator/modelsGenerator.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/modelsGenerator/modelsGenerator.md
@@ -2399,7 +2399,7 @@ op post(@body body: Vegetables): { @body body: Vegetables };
 The config would be like:
 
 ```yaml
-compatibilityMode: true
+compatibility-mode: true
 ```
 
 ## Model interface Vegetables
@@ -2494,7 +2494,7 @@ op post(@body body: A): { @body body: A };
 The config would be like:
 
 ```yaml
-compatibilityMode: true
+compatibility-mode: true
 ```
 
 ## Model interface A
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/disableOperationGroup.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/disableOperationGroup.md
index 8c12c26103..bcd2b01620 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/disableOperationGroup.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/disableOperationGroup.md
@@ -30,8 +30,8 @@ interface D {
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: false
-enableOperationGroup: false
+hierarchy-client: false
+enable-operation-group: false
 ```
 
 ## Provide examples and generated samples
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/enableOperationGroup.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/enableOperationGroup.md
index bb2c1a394b..43cbcb3c28 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/enableOperationGroup.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/disableHierarchy/enableOperationGroup.md
@@ -30,8 +30,8 @@ interface D {
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: false
-enableOperationGroup: true
+hierarchy-client: false
+enable-operation-group: true
 ```
 
 ## Provide examples and generated samples
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/disableOperationGroup.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/disableOperationGroup.md
index c69416804c..2d60ad5b70 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/disableOperationGroup.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/disableOperationGroup.md
@@ -37,8 +37,8 @@ op opTopLevel(@body body: A):  { @body body: {}};
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: true
-enableOperationGroup: false
+hierarchy-client: true
+enable-operation-group: false
 ```
 
 ## Provided examples and generated samples
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/enableOperationGroup.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/enableOperationGroup.md
index 3449a07644..d47229121e 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/enableOperationGroup.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/enableHierarchy/enableOperationGroup.md
@@ -37,8 +37,8 @@ op opTopLevel(@body body: A):  { @body body: {}};
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: true
-enableOperationGroup: true
+hierarchy-client: true
+enable-operation-group: true
 ```
 
 ## Provided examples and generated samples
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/renameClientName.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/renameClientName.md
index 52a37b994b..cc29514dc4 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/client/renameClientName.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/client/renameClientName.md
@@ -31,7 +31,7 @@ op read(name: string):  { @body body: {}};
 The config would be like:
 
 ```yaml
-typespecTitleMap:
+typespec-title-map:
   DemoServiceClient: TestServiceClient
 ```
 
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/armCurdOperations.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/armCurdOperations.md
index f664e5da23..40b5cb783b 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/armCurdOperations.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/armCurdOperations.md
@@ -91,8 +91,8 @@ interface Employees {
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: false
-enableOperationGroup: true
+hierarchy-client: false
+enable-operation-group: true
 ```
 
 ## Example
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/disableHierarchyArmCurdOperations.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/disableHierarchyArmCurdOperations.md
index a7d6cef7ac..4fd9de8a30 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/disableHierarchyArmCurdOperations.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/disableHierarchyArmCurdOperations.md
@@ -91,7 +91,7 @@ interface Employees {
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: false
+hierarchy-client: false
 ```
 
 ## Example
diff --git a/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/dpgCurdOperations.md b/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/dpgCurdOperations.md
index cbd04f6ec0..9f6dce2b62 100644
--- a/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/dpgCurdOperations.md
+++ b/packages/typespec-ts/test/modularUnit/scenarios/samples/operations/dpgCurdOperations.md
@@ -124,8 +124,8 @@ Raw json files.
 This is the tspconfig.yaml.
 
 ```yaml
-hierarchyClient: true
-enableOperationGroup: false
+hierarchy-client: true
+enable-operation-group: false
 ```
 
 ## Samples
diff --git a/packages/typespec-ts/test/util/emitUtil.ts b/packages/typespec-ts/test/util/emitUtil.ts
index 9b68d0e11b..9dd26f520e 100644
--- a/packages/typespec-ts/test/util/emitUtil.ts
+++ b/packages/typespec-ts/test/util/emitUtil.ts
@@ -1,5 +1,6 @@
 import {
   OperationParameter,
+  RLCOptions,
   Schema,
   buildClient,
   buildClientDefinitions,
@@ -26,7 +27,7 @@ import { buildClientContext } from "../../src/modular/buildClientContext.js";
 import { buildOperationFiles } from "../../src/modular/buildOperations.js";
 import { transformModularEmitterOptions } from "../../src/modular/buildModularOptions.js";
 import { expectDiagnosticEmpty } from "@typespec/compiler/testing";
-import { getCredentialInfo } from "../../src/transform/transfromRLCOptions.js";
+import { getCredentialInfo, reportCamelOptionDiagnostic } from "../../src/transform/transfromRLCOptions.js";
 import { getRLCClients } from "../../src/utils/clientUtils.js";
 import { transformHelperFunctionDetails } from "../../src/transform/transformHelperFunctionDetails.js";
 import { transformPaths } from "../../src/transform/transformPaths.js";
@@ -380,13 +381,13 @@ export async function getRLCClientsFromTypeSpec(tspContent: string) {
   return clients;
 }
 
-export interface ModelConfigOptions {
+export interface ModelConfigOptions extends RLCOptions {
   needOptions?: boolean;
   withRawContent?: boolean;
   needAzureCore?: boolean;
-  compatibilityMode?: boolean;
+  needNamespaces?: boolean;
   mustEmptyDiagnostic?: boolean;
-  experimentalExtensibleEnums?: boolean;
+  withVersionedApiVersion?: boolean;
   [key: string]: any;
 }
 
@@ -399,10 +400,14 @@ export async function emitModularModelsFromTypeSpec(
     needOptions = false,
     withRawContent = false,
     needAzureCore = false,
-    compatibilityMode = false,
     mustEmptyDiagnostic = true,
-    experimentalExtensibleEnums = false,
   } = options;
+  if (options["experimental-extensible-enums"] === undefined) {
+    options["experimental-extensible-enums"] = false;
+  }
+  if (options["compatibility-mode"] === undefined) {
+    options["compatibility-mode"] = false;
+  }
   const context = await rlcEmitterFor(
     tspContent,
     {
@@ -412,14 +417,26 @@ export async function emitModularModelsFromTypeSpec(
       withRawContent,
     }
   );
+  if (options.experimentalExtensibleEnums !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "experimental-extensible-enums",
+      camelCaseOption: "experimentalExtensibleEnums"
+    });
+  }
+  if (options.compatibilityMode !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "compatibility-mode",
+      camelCaseOption: "compatibilityMode"
+    });
+  }
   const dpgContext = await createDpgContextTestHelper(context.program, false, options);
   const project = useContext("outputProject");
   const binder = useBinder();
   let modelFile = undefined;
   dpgContext.rlcOptions!.isModularLibrary = true;
-  dpgContext.rlcOptions!.compatibilityMode = compatibilityMode;
+  dpgContext.rlcOptions!.compatibilityMode = options["compatibility-mode"];
   dpgContext.rlcOptions!.experimentalExtensibleEnums =
-    experimentalExtensibleEnums;
+    options["experimental-extensible-enums"];
   const modularEmitterOptions = transformModularEmitterOptions(
     dpgContext,
     "",
@@ -459,37 +476,38 @@ export async function emitModularModelsFromTypeSpec(
 
 export async function emitModularOperationsFromTypeSpec(
   tspContent: string,
-  {
-    mustEmptyDiagnostic = true,
-    needNamespaces = true,
-    needAzureCore = false,
-    withRawContent = false,
-    withVersionedApiVersion = false,
-    experimentalExtensibleEnums = false
-  }: {
-    mustEmptyDiagnostic?: boolean;
-    needNamespaces?: boolean;
-    needAzureCore?: boolean;
-    withRawContent?: boolean;
-    withVersionedApiVersion?: boolean;
-    experimentalExtensibleEnums?: boolean;
-  } = {}
+  options: ModelConfigOptions = {}
 ) {
+  if (options.mustEmptyDiagnostic === undefined) {
+    options.mustEmptyDiagnostic = true;
+  }
+  if (options.needNamespaces === undefined) {
+    options.needNamespaces = true;
+  }
+  if (options["experimental-extensible-enums"] === undefined) {
+    options["experimental-extensible-enums"] = false;
+  }
   const context = await rlcEmitterFor(
     tspContent,
     {
-      needNamespaces,
-      needAzureCore,
+      needNamespaces: options.needNamespaces,
+      needAzureCore: options.needAzureCore ? true : false,
       needTCGC: false,
-      withRawContent,
-      withVersionedApiVersion
+      withRawContent: options.withRawContent ? true : false,
+      withVersionedApiVersion: options.withVersionedApiVersion ? true : false
     }
   );
+  if (options.experimentalExtensibleEnums !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "experimental-extensible-enums",
+      camelCaseOption: "experimentalExtensibleEnums"
+    });
+  }
   const dpgContext = await createDpgContextTestHelper(context.program);
   const project = useContext("outputProject");
   const binder = useBinder();
   dpgContext.rlcOptions!.isModularLibrary = true;
-  dpgContext.rlcOptions!.experimentalExtensibleEnums = experimentalExtensibleEnums;
+  dpgContext.rlcOptions!.experimentalExtensibleEnums = options["experimental-extensible-enums"];
   const modularEmitterOptions = transformModularEmitterOptions(
     dpgContext,
     "",
@@ -509,7 +527,7 @@ export async function emitModularOperationsFromTypeSpec(
       dpgContext.sdkPackage.clients[0],
       modularEmitterOptions
     );
-    if (mustEmptyDiagnostic && dpgContext.program.diagnostics.length > 0) {
+    if (options.mustEmptyDiagnostic && dpgContext.program.diagnostics.length > 0) {
       throw dpgContext.program.diagnostics;
     }
     binder.resolveAllReferences("/");
@@ -524,31 +542,30 @@ export async function emitModularOperationsFromTypeSpec(
 
 export async function emitModularClientContextFromTypeSpec(
   tspContent: string,
-  {
-    withRawContent = false,
-    withVersionedApiVersion = false,
-    typespecTitleMap = {}
-  }: {
-    withRawContent?: boolean;
-    withVersionedApiVersion?: boolean;
-    typespecTitleMap?: Record<string, string>;
-  } = {}
+  options: ModelConfigOptions = {}
 ) {
+
   const context = await rlcEmitterFor(
     tspContent,
     {
       needNamespaces: true,
       needAzureCore: false,
       needTCGC: false,
-      withRawContent,
-      withVersionedApiVersion
+      withRawContent: options.withRawContent ? true : false,
+      withVersionedApiVersion: options.withVersionedApiVersion ? true : false
     }
   );
+  if (options.typespecTitleMap !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "typespec-title-map",
+      camelCaseOption: "typespecTitleMap"
+    });
+  }
   const dpgContext = await createDpgContextTestHelper(context.program);
   const project = useContext("outputProject");
   const binder = useBinder();
   dpgContext.rlcOptions!.isModularLibrary = true;
-  dpgContext.rlcOptions!.typespecTitleMap = typespecTitleMap;
+  dpgContext.rlcOptions!.typespecTitleMap = options["typespec-title-map"];
   const modularEmitterOptions = transformModularEmitterOptions(
     dpgContext,
     "",
@@ -581,15 +598,7 @@ export async function emitModularClientContextFromTypeSpec(
 
 export async function emitModularClientFromTypeSpec(
   tspContent: string,
-  {
-    withRawContent = false,
-    withVersionedApiVersion = false,
-    typespecTitleMap = {}
-  }: {
-    withRawContent?: boolean;
-    withVersionedApiVersion?: boolean;
-    typespecTitleMap?: Record<string, string>;
-  } = {}
+  options: ModelConfigOptions = {}
 ) {
   const context = await rlcEmitterFor(
     tspContent,
@@ -597,15 +606,21 @@ export async function emitModularClientFromTypeSpec(
       needNamespaces: true,
       needAzureCore: false,
       needTCGC: false,
-      withRawContent,
-      withVersionedApiVersion
+      withRawContent: options.withRawContent ? true : false,
+      withVersionedApiVersion: options.withVersionedApiVersion ? true : false
     }
   );
+  if (options.typespecTitleMap !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "typespec-title-map",
+      camelCaseOption: "typespecTitleMap"
+    });
+  }
   const dpgContext = await createDpgContextTestHelper(context.program);
   const project = useContext("outputProject");
   const binder = useBinder();
   dpgContext.rlcOptions!.isModularLibrary = true;
-  dpgContext.rlcOptions!.typespecTitleMap = typespecTitleMap;
+  dpgContext.rlcOptions!.typespecTitleMap = options["typespec-title-map"];
   const modularEmitterOptions = transformModularEmitterOptions(
     dpgContext,
     "",
@@ -636,9 +651,30 @@ export async function emitModularClientFromTypeSpec(
 export async function emitSamplesFromTypeSpec(
   tspContent: string,
   examples: ExampleJson[],
-  configs: Record<string, string> = {}
+  configs: Record<string, any> = {}
 ) {
   const context = await compileTypeSpecFor(tspContent, examples);
+  if (configs["hierarchyClient"] !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "hierarchy-client",
+      camelCaseOption: "hierarchyClient"
+    });
+  }
+  if (configs["enableOperationGroup"] !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "enable-operation-group",
+      camelCaseOption: "enableOperationGroup"
+    });
+  }
+  if (configs["typespecTitleMap"] !== undefined) {
+    reportCamelOptionDiagnostic(context.program, {
+      kebabCaseOption: "typespec-title-map",
+      camelCaseOption: "typespecTitleMap"
+    });
+  }
+  configs["typespecTitleMap"] = configs["typespec-title-map"];
+  configs["hierarchyClient"] = configs["hierarchy-client"];
+  configs["enableOperationGroup"] = configs["enable-operation-group"];
   const dpgContext = await createDpgContextTestHelper(context.program, false, {
     "examples-directory": `./examples`,
     packageDetails: {