diff --git a/op-batcher/batcher/driver.go b/op-batcher/batcher/driver.go
index 42d14a2291a9..56a12e4eb5c0 100644
--- a/op-batcher/batcher/driver.go
+++ b/op-batcher/batcher/driver.go
@@ -8,6 +8,7 @@ import (
 	"math/big"
 	_ "net/http/pprof"
 	"sync"
+	"sync/atomic"
 	"time"
 
 	"github.com/ethereum-optimism/optimism/op-batcher/metrics"
@@ -73,7 +74,7 @@ type BatchSubmitter struct {
 	lastL1Tip       eth.L1BlockRef
 
 	state      *channelManager
-	inboxIsEOA *bool
+	inboxIsEOA atomic.Pointer[bool]
 }
 
 // NewBatchSubmitter initializes the BatchSubmitter driver from a preconfigured DriverSetup
@@ -516,21 +517,20 @@ func (l *BatchSubmitter) sendTransaction(ctx context.Context, txdata txData, que
 	if *candidate.To != l.RollupConfig.BatchInboxAddress {
 		return fmt.Errorf("candidate.To is not inbox")
 	}
-	if l.RollupConfig.UseInboxContract && l.inboxIsEOA == nil {
+	isEOAPointer := l.inboxIsEOA.Load()
+	if isEOAPointer == nil {
 		var code []byte
 		code, err = l.L1Client.CodeAt(ctx, *candidate.To, nil)
 		if err != nil {
 			return fmt.Errorf("CodeAt failed:%w", err)
 		}
 		isEOA := len(code) == 0
-		if !isEOA {
-			return fmt.Errorf("UseInboxContract is enabled but BatchInboxAddress is an EOA")
-		}
-		l.inboxIsEOA = &isEOA
+		isEOAPointer = &isEOA
+		l.inboxIsEOA.Store(isEOAPointer)
 	}
 
-	// Don't set GasLimit when UseInboxContract is enabled so that later on `EstimateGas` will be called
-	if !l.RollupConfig.UseInboxContract {
+	// Don't set GasLimit when inbox is contract so that later on `EstimateGas` will be called
+	if !*isEOAPointer {
 		intrinsicGas, err := core.IntrinsicGas(candidate.TxData, nil, false, true, true, false)
 		if err != nil {
 			// we log instead of return an error here because txmgr can do its own gas estimation
@@ -573,8 +573,8 @@ func (l *BatchSubmitter) handleReceipt(r txmgr.TxReceipt[txID]) {
 	if r.Err != nil {
 		l.recordFailedTx(r.ID, r.Err)
 	} else {
-		// check tx status if UseInboxContract
-		if l.RollupConfig.UseInboxContract && r.Receipt.Status == types.ReceiptStatusFailed {
+		// check tx status
+		if r.Receipt.Status == types.ReceiptStatusFailed {
 			l.recordFailedTx(r.ID, ErrInboxTransactionFailed)
 			return
 		}
@@ -592,6 +592,7 @@ func (l *BatchSubmitter) recordL1Tip(l1tip eth.L1BlockRef) {
 }
 
 func (l *BatchSubmitter) recordFailedTx(id txID, err error) {
+	l.inboxIsEOA.Store(nil)
 	l.Log.Warn("Transaction failed to send", logFields(id, err)...)
 	l.state.TxFailed(id)
 }
diff --git a/op-chain-ops/genesis/config.go b/op-chain-ops/genesis/config.go
index bfc7bb9a08a7..b06fd8118343 100644
--- a/op-chain-ops/genesis/config.go
+++ b/op-chain-ops/genesis/config.go
@@ -298,9 +298,6 @@ type DeployConfig struct {
 	// IsSoulBackedByNative is a flag that indicates if the SoulGasToken is backed by native.
 	// Only effective when UseSoulGasToken is true.
 	IsSoulBackedByNative bool `json:"isSoulBackedByNative"`
-
-	// UseInboxContract is a flag that indicates if the inbox is a contract
-	UseInboxContract bool `json:"use_inbox_contract"`
 }
 
 // Copy will deeply copy the DeployConfig. This does a JSON roundtrip to copy
diff --git a/op-node/cmd/genesis/cmd.go b/op-node/cmd/genesis/cmd.go
index 0ffc8c689f4a..6d3d687444a2 100644
--- a/op-node/cmd/genesis/cmd.go
+++ b/op-node/cmd/genesis/cmd.go
@@ -229,7 +229,6 @@ var Subcommands = cli.Commands{
 			if err != nil {
 				return err
 			}
-			rollupConfig.UseInboxContract = config.UseInboxContract
 			if err := rollupConfig.Check(); err != nil {
 				return fmt.Errorf("generated rollup config does not pass validation: %w", err)
 			}
diff --git a/op-node/rollup/derive/blob_data_source.go b/op-node/rollup/derive/blob_data_source.go
index 42f43cd1bac6..05bd5d326388 100644
--- a/op-node/rollup/derive/blob_data_source.go
+++ b/op-node/rollup/derive/blob_data_source.go
@@ -73,12 +73,8 @@ func (ds *BlobDataSource) Next(ctx context.Context) (eth.Data, error) {
 	return data, nil
 }
 
-// getTxSucceedIfUseInboxContract returns nil if !useInboxContract;
-// otherwise it returns a non-nil map which contains all successful tx hashes
-func getTxSucceedIfUseInboxContract(ctx context.Context, useInboxContract bool, fetcher L1Fetcher, hash common.Hash) (txSucceeded map[common.Hash]bool, err error) {
-	if !useInboxContract {
-		return
-	}
+// getTxSucceed returns a non-nil map which contains all successful tx hashes to batch inbox
+func getTxSucceed(ctx context.Context, fetcher L1Fetcher, hash common.Hash, batchInboxAddress common.Address) (txSucceeded map[common.Hash]bool, err error) {
 	_, receipts, err := fetcher.FetchReceipts(ctx, hash)
 	if err != nil {
 		return nil, NewTemporaryError(fmt.Errorf("failed to fetch L1 block info and receipts: %w", err))
@@ -86,7 +82,7 @@ func getTxSucceedIfUseInboxContract(ctx context.Context, useInboxContract bool,
 
 	txSucceeded = make(map[common.Hash]bool)
 	for _, receipt := range receipts {
-		if receipt.Status == types.ReceiptStatusSuccessful {
+		if receipt.Status == types.ReceiptStatusSuccessful && receipt.ContractAddress == batchInboxAddress {
 			txSucceeded[receipt.TxHash] = true
 		}
 	}
@@ -105,7 +101,7 @@ func (ds *BlobDataSource) open(ctx context.Context) ([]blobOrCalldata, error) {
 		}
 		return nil, NewTemporaryError(fmt.Errorf("failed to open blob data source: %w", err))
 	}
-	txSucceeded, err := getTxSucceedIfUseInboxContract(ctx, ds.dsCfg.useInboxContract, ds.fetcher, ds.ref.Hash)
+	txSucceeded, err := getTxSucceed(ctx, ds.fetcher, ds.ref.Hash, ds.dsCfg.batchInboxAddress)
 	if err != nil {
 		return nil, err
 	}
@@ -144,9 +140,8 @@ func dataAndHashesFromTxs(txs types.Transactions, config *DataSourceConfig, batc
 	var hashes []eth.IndexedBlobHash
 	blobIndex := 0 // index of each blob in the block's blob sidecar
 	for _, tx := range txs {
-		// skip any non-batcher transactions or failed transactions if useInboxContract
-		// note: txSucceeded will only be nil when !useInboxContract
-		if !(isValidBatchTx(tx, config.l1Signer, config.batchInboxAddress, batcherAddr) && (txSucceeded == nil || txSucceeded[tx.Hash()])) {
+		// skip any non-batcher transactions or failed transactions
+		if !(isValidBatchTx(tx, config.l1Signer, config.batchInboxAddress, batcherAddr) && txSucceeded[tx.Hash()]) {
 			blobIndex += len(tx.BlobHashes())
 			continue
 		}
diff --git a/op-node/rollup/derive/calldata_source.go b/op-node/rollup/derive/calldata_source.go
index dac1a95a8706..cfff6e80d903 100644
--- a/op-node/rollup/derive/calldata_source.go
+++ b/op-node/rollup/derive/calldata_source.go
@@ -44,7 +44,7 @@ func NewCalldataSource(ctx context.Context, log log.Logger, dsCfg DataSourceConf
 			batcherAddr: batcherAddr,
 		}
 	}
-	txSucceed, err := getTxSucceedIfUseInboxContract(ctx, dsCfg.useInboxContract, fetcher, ref.Hash)
+	txSucceed, err := getTxSucceed(ctx, fetcher, ref.Hash, dsCfg.batchInboxAddress)
 	if err != nil {
 		return &CalldataSource{
 			open:        false,
@@ -67,7 +67,7 @@ func NewCalldataSource(ctx context.Context, log log.Logger, dsCfg DataSourceConf
 func (ds *CalldataSource) Next(ctx context.Context) (eth.Data, error) {
 	if !ds.open {
 		if _, txs, err := ds.fetcher.InfoAndTxsByHash(ctx, ds.ref.Hash); err == nil {
-			txSucceeded, err := getTxSucceedIfUseInboxContract(ctx, ds.dsCfg.useInboxContract, ds.fetcher, ds.ref.Hash)
+			txSucceeded, err := getTxSucceed(ctx, ds.fetcher, ds.ref.Hash, ds.dsCfg.batchInboxAddress)
 			if err != nil {
 				return nil, err
 			}
@@ -94,8 +94,7 @@ func (ds *CalldataSource) Next(ctx context.Context) (eth.Data, error) {
 func DataFromEVMTransactions(dsCfg DataSourceConfig, batcherAddr common.Address, txs types.Transactions, log log.Logger, txSucceeded map[common.Hash]bool) []eth.Data {
 	out := []eth.Data{}
 	for _, tx := range txs {
-		// note: txSucceeded will only be nil when !useInboxContract
-		if isValidBatchTx(tx, dsCfg.l1Signer, dsCfg.batchInboxAddress, batcherAddr) && (txSucceeded == nil || txSucceeded[tx.Hash()]) {
+		if isValidBatchTx(tx, dsCfg.l1Signer, dsCfg.batchInboxAddress, batcherAddr) && txSucceeded[tx.Hash()] {
 			out = append(out, tx.Data())
 		}
 	}
diff --git a/op-node/rollup/derive/data_source.go b/op-node/rollup/derive/data_source.go
index 1645cad9029c..6cb43a94165f 100644
--- a/op-node/rollup/derive/data_source.go
+++ b/op-node/rollup/derive/data_source.go
@@ -56,7 +56,6 @@ func NewDataSourceFactory(log log.Logger, cfg *rollup.Config, fetcher L1Fetcher,
 		l1Signer:          cfg.L1Signer(),
 		batchInboxAddress: cfg.BatchInboxAddress,
 		plasmaEnabled:     cfg.PlasmaEnabled(),
-		useInboxContract:  cfg.UseInboxContract,
 	}
 	return &DataSourceFactory{
 		log:           log,
@@ -93,7 +92,6 @@ type DataSourceConfig struct {
 	l1Signer          types.Signer
 	batchInboxAddress common.Address
 	plasmaEnabled     bool
-	useInboxContract  bool
 }
 
 // isValidBatchTx returns true if:
diff --git a/op-node/rollup/types.go b/op-node/rollup/types.go
index 5d020c94ae38..526c970035f7 100644
--- a/op-node/rollup/types.go
+++ b/op-node/rollup/types.go
@@ -143,9 +143,6 @@ type Config struct {
 	LegacyUsePlasma bool `json:"use_plasma,omitempty"`
 
 	L2BlobConfig *L2BlobConfig `json:"l2_blob_config,omitempty"`
-
-	// UseInboxContract is a flag that indicates if the inbox is a contract
-	UseInboxContract bool `json:"use_inbox_contract"`
 }
 
 type L2BlobConfig struct {