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| 1 | +{ |
| 2 | + "title": "Amazon Bedrock calls via AppSync & Lambda streaming for long tasks", |
| 3 | + "language": "TypeScript", |
| 4 | + "level": "300", |
| 5 | + "framework": "CDK", |
| 6 | + "introBox": { |
| 7 | + "headline": "How it works", |
| 8 | + "text": [ |
| 9 | + "The pattern implements an asynchronous streaming architecture.", |
| 10 | + "Client initiates a WebSocket subscription and makes a request to AWS AppSync. AppSync invokes Lambda function in event mode, enabling asynchronous processing.", |
| 11 | + "Lambda function streams responses from Amazon Bedrock using ConverseStream. Lambda function sends updates via mutations to AppSync. Updates are delivered to client through WebSocket subscription." |
| 12 | + ] |
| 13 | + }, |
| 14 | + "gitHub": { |
| 15 | + "template": { |
| 16 | + "repoURL": "https://github.com/aws-samples/serverless-patterns/tree/main/appsync-lambda-bedrock-async-stream-subscription-cdk", |
| 17 | + "templateURL": "serverless-patterns/appsync-lambda-bedrock-async-stream-subscription-cdk", |
| 18 | + "projectFolder": "appsync-lambda-bedrock-async-stream-subscription-cdk", |
| 19 | + "templateFile": "/lib/appsync-lambda-bedrock-async-stream-subscription-cdk-stack.ts" |
| 20 | + } |
| 21 | + }, |
| 22 | + "resources": { |
| 23 | + "bullets": [ |
| 24 | + { |
| 25 | + "text": "AWS AppSync JavaScript resolver and function reference for Amazon Bedrock runtime", |
| 26 | + "link": "https://docs.aws.amazon.com/appsync/latest/devguide/resolver-reference-bedrock-js.html#long-running-invocations" |
| 27 | + }, |
| 28 | + { |
| 29 | + "text": "Bedrock ConverseStream API", |
| 30 | + "link": "https://docs.aws.amazon.com/bedrock/latest/APIReference/API_runtime_ConverseStream.html" |
| 31 | + } |
| 32 | + ] |
| 33 | + }, |
| 34 | + "deploy": { |
| 35 | + "text": ["cdk deploy"] |
| 36 | + }, |
| 37 | + "testing": { |
| 38 | + "text": ["See the GitHub repo for detailed testing instructions."] |
| 39 | + }, |
| 40 | + "cleanup": { |
| 41 | + "text": ["Delete the stack: <code>cdk destroy --all</code>."] |
| 42 | + }, |
| 43 | + "authors": [ |
| 44 | + { |
| 45 | + "name": "Kaustav Dey", |
| 46 | + "image": "https://avatars.githubusercontent.com/u/13236519", |
| 47 | + "bio": "Solution Architect at AWS", |
| 48 | + "linkedin": "kaustavbecs" |
| 49 | + } |
| 50 | + ], |
| 51 | + "patternArch": { |
| 52 | + "icon1": { |
| 53 | + "x": 20, |
| 54 | + "y": 50, |
| 55 | + "service": "appsync", |
| 56 | + "label": "AWS AppSync" |
| 57 | + }, |
| 58 | + "icon2": { |
| 59 | + "x": 50, |
| 60 | + "y": 50, |
| 61 | + "service": "lambda", |
| 62 | + "label": "AWS Lambda" |
| 63 | + }, |
| 64 | + "icon3": { |
| 65 | + "x": 80, |
| 66 | + "y": 50, |
| 67 | + "service": "bedrock", |
| 68 | + "label": "Amazon Bedrock" |
| 69 | + }, |
| 70 | + "line1": { |
| 71 | + "from": "icon1", |
| 72 | + "to": "icon2", |
| 73 | + "label": "" |
| 74 | + }, |
| 75 | + "line2": { |
| 76 | + "from": "icon2", |
| 77 | + "to": "icon3", |
| 78 | + "label": "" |
| 79 | + } |
| 80 | + } |
| 81 | +} |
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