diff --git a/core/txpool/blobpool/blobpool.go b/core/txpool/blobpool/blobpool.go
index b613d0acc5..34513fd6e3 100644
--- a/core/txpool/blobpool/blobpool.go
+++ b/core/txpool/blobpool/blobpool.go
@@ -1202,6 +1202,10 @@ func (p *BlobPool) Get(hash common.Hash) *types.Transaction {
 	return item
 }
 
+func (pool *BlobPool) AddFromAPI(tx *types.Transaction) error {
+	return pool.Add([]*types.Transaction{tx}, false, false)[0]
+}
+
 // Add inserts a set of blob transactions into the pool if they pass validation (both
 // consensus validity and pool restrictions).
 func (p *BlobPool) Add(txs []*types.Transaction, local bool, sync bool) []error {
diff --git a/core/txpool/bundlepool/bundlepool.go b/core/txpool/bundlepool/bundlepool.go
index a1b0e1a838..57f2cc4423 100644
--- a/core/txpool/bundlepool/bundlepool.go
+++ b/core/txpool/bundlepool/bundlepool.go
@@ -4,13 +4,14 @@ import (
 	"container/heap"
 	"context"
 	"errors"
-	mapset "github.com/deckarep/golang-set/v2"
-	"github.com/ethereum/go-ethereum/miner"
-	"github.com/ethereum/go-ethereum/rpc"
 	"math/big"
 	"sync"
 	"time"
 
+	mapset "github.com/deckarep/golang-set/v2"
+	"github.com/ethereum/go-ethereum/miner"
+	"github.com/ethereum/go-ethereum/rpc"
+
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/state"
@@ -289,6 +290,10 @@ func (p *BundlePool) Get(hash common.Hash) *types.Transaction {
 	return nil
 }
 
+func (pool *BundlePool) AddFromAPI(tx *types.Transaction) error {
+	return nil
+}
+
 // Add enqueues a batch of transactions into the pool if they are valid. Due
 // to the large transaction churn, add may postpone fully integrating the tx
 // to a later point to batch multiple ones together.
diff --git a/core/txpool/legacypool/legacypool.go b/core/txpool/legacypool/legacypool.go
index 2151a49053..52ca4d17c1 100644
--- a/core/txpool/legacypool/legacypool.go
+++ b/core/txpool/legacypool/legacypool.go
@@ -21,6 +21,7 @@ import (
 	"errors"
 	"math"
 	"math/big"
+	"runtime"
 	"sort"
 	"sync"
 	"sync/atomic"
@@ -317,6 +318,8 @@ type LegacyPool struct {
 	changesSinceReorg int // A counter for how many drops we've performed in-between reorg.
 
 	l1CostFn txpool.L1CostFunc // To apply L1 costs as rollup, optional field, may be nil.
+
+	apiTxs chan *apiTx
 }
 
 func (pool *LegacyPool) reportMetrics(oldHead, newHead *types.Header) {
@@ -381,6 +384,7 @@ func New(config Config, chain BlockChain) *LegacyPool {
 		reorgShutdownCh: make(chan struct{}),
 		initDoneCh:      make(chan struct{}),
 		pendingCache:    newCacheForMiner(),
+		apiTxs:          make(chan *apiTx, 128),
 	}
 	pool.locals = newAccountSet(pool.signer)
 	for _, addr := range config.Locals {
@@ -462,6 +466,10 @@ func (pool *LegacyPool) Init(gasTip uint64, head *types.Header, reserve txpool.A
 	}
 	pool.wg.Add(1)
 	go pool.loop()
+
+	for i := 0; i < runtime.NumCPU(); i++ {
+		go pool.apiTxLoop()
+	}
 	return nil
 }
 
@@ -1232,6 +1240,56 @@ func (pool *LegacyPool) addRemoteSync(tx *types.Transaction) error {
 	return pool.Add([]*types.Transaction{tx}, false, true)[0]
 }
 
+func (pool *LegacyPool) AddFromAPI(tx *types.Transaction) error {
+	err := make(chan error, 1)
+	pool.apiTxs <- &apiTx{tx, err}
+	return <-err
+}
+
+type apiTx struct {
+	tx  *types.Transaction
+	err chan error
+}
+
+type apiTxs []*apiTx
+
+func (atxs apiTxs) unpack() []*types.Transaction {
+	txs := make([]*types.Transaction, len(atxs))
+	for i, atx := range atxs {
+		txs[i] = atx.tx
+	}
+	return txs
+}
+
+func (pool *LegacyPool) apiTxLoop() {
+	var cache []*apiTx
+	var lastDone chan error
+	for {
+		if lastDone == nil && len(cache) > 0 {
+			// start a new handle routine to add transactions into pool
+			lastDone = make(chan error)
+			temp := apiTxs(cache)
+			cache = nil
+			go func() {
+				defer close(lastDone)
+				errs := pool.Add(temp.unpack(), false, false)
+				for i, err := range errs {
+					temp[i].err <- err
+				}
+			}()
+		}
+		select {
+		case <-pool.reorgShutdownCh:
+			return
+		case <-lastDone:
+			lastDone = nil
+		case apiTx := <-pool.apiTxs:
+			// Add the transaction to the pool
+			cache = append(cache, apiTx)
+		}
+	}
+}
+
 // Add enqueues a batch of transactions into the pool if they are valid. Depending
 // on the local flag, full pricing constraints will or will not be applied.
 //
diff --git a/core/txpool/subpool.go b/core/txpool/subpool.go
index e4f89d07f6..5160d7c733 100644
--- a/core/txpool/subpool.go
+++ b/core/txpool/subpool.go
@@ -128,6 +128,8 @@ type SubPool interface {
 	// to a later point to batch multiple ones together.
 	Add(txs []*types.Transaction, local bool, sync bool) []error
 
+	AddFromAPI(tx *types.Transaction) error
+
 	// Pending retrieves all currently processable transactions, grouped by origin
 	// account and sorted by nonce.
 	//
diff --git a/core/txpool/txpool.go b/core/txpool/txpool.go
index 522a2f74c2..50bb3e9e27 100644
--- a/core/txpool/txpool.go
+++ b/core/txpool/txpool.go
@@ -307,6 +307,16 @@ func (p *TxPool) Get(hash common.Hash) *types.Transaction {
 	return nil
 }
 
+func (p *TxPool) AddFromAPI(tx *types.Transaction) error {
+	for _, subpool := range p.subpools {
+		if subpool.Filter(tx) {
+			//@TODO: should make it more generic
+			return subpool.AddFromAPI(tx)
+		}
+	}
+	return core.ErrTxTypeNotSupported
+}
+
 // Add enqueues a batch of transactions into the pool if they are valid. Due
 // to the large transaction churn, add may postpone fully integrating the tx
 // to a later point to batch multiple ones together.
diff --git a/eth/api_backend.go b/eth/api_backend.go
index f53561d918..d7b5af0431 100644
--- a/eth/api_backend.go
+++ b/eth/api_backend.go
@@ -313,7 +313,8 @@ func (b *EthAPIBackend) SendTx(ctx context.Context, signedTx *types.Transaction)
 			return nil
 		}
 		// Retain tx in local tx pool after forwarding, for local RPC usage.
-		if err := b.eth.txPool.Add([]*types.Transaction{signedTx}, true, false)[0]; err != nil {
+		//if err := b.eth.txPool.Add([]*types.Transaction{signedTx}, true, false)[0]; err != nil {
+		if err := b.eth.txPool.AddFromAPI(signedTx); err != nil {
 			log.Warn("successfully sent tx to sequencer, but failed to persist in local tx pool", "err", err, "tx", signedTx.Hash())
 		}
 		return nil