diff --git a/vms/avm/service_backend.go b/vms/avm/service_backend.go
index 158dc01d2dc..0b0f7b382f2 100644
--- a/vms/avm/service_backend.go
+++ b/vms/avm/service_backend.go
@@ -14,7 +14,7 @@ import (
 	"github.com/ava-labs/avalanchego/vms/avm/config"
 	"github.com/ava-labs/avalanchego/vms/avm/state"
 	"github.com/ava-labs/avalanchego/vms/components/avax"
-	"github.com/ava-labs/avalanchego/wallet/chain/x/backends"
+	"github.com/ava-labs/avalanchego/wallet/chain/x/builder"
 )
 
 var _ txBuilderBackend = (*serviceBackend)(nil)
@@ -26,15 +26,16 @@ func newServiceBackend(
 	state state.State,
 	atomicUTXOsMan avax.AtomicUTXOManager,
 ) *serviceBackend {
-	backendCtx := backends.NewContext(
-		ctx.NetworkID,
-		ctx.XChainID,
-		feeAssetID,
-		cfg.TxFee,
-		cfg.CreateAssetTxFee,
-	)
+	backendCtx := &builder.Context{
+		NetworkID:        ctx.NetworkID,
+		BlockchainID:     ctx.XChainID,
+		AVAXAssetID:      feeAssetID,
+		BaseTxFee:        cfg.TxFee,
+		CreateAssetTxFee: cfg.CreateAssetTxFee,
+	}
+
 	return &serviceBackend{
-		Context:        backendCtx,
+		ctx:            backendCtx,
 		xchainID:       ctx.XChainID,
 		cfg:            cfg,
 		state:          state,
@@ -43,8 +44,7 @@ func newServiceBackend(
 }
 
 type serviceBackend struct {
-	backends.Context
-
+	ctx            *builder.Context
 	xchainID       ids.ID
 	cfg            *config.Config
 	addrs          set.Set[ids.ShortID]
@@ -52,6 +52,10 @@ type serviceBackend struct {
 	atomicUTXOsMan avax.AtomicUTXOManager
 }
 
+func (b *serviceBackend) Context() *builder.Context {
+	return b.ctx
+}
+
 func (b *serviceBackend) ResetAddresses(addrs set.Set[ids.ShortID]) {
 	b.addrs = addrs
 }
diff --git a/vms/avm/tx_builders.go b/vms/avm/tx_builders.go
index 9606af6069f..dc07c7ea959 100644
--- a/vms/avm/tx_builders.go
+++ b/vms/avm/tx_builders.go
@@ -13,13 +13,17 @@ import (
 	"github.com/ava-labs/avalanchego/vms/components/avax"
 	"github.com/ava-labs/avalanchego/vms/components/verify"
 	"github.com/ava-labs/avalanchego/vms/secp256k1fx"
-	"github.com/ava-labs/avalanchego/wallet/chain/x/backends"
+	"github.com/ava-labs/avalanchego/wallet/chain/x/signer"
 	"github.com/ava-labs/avalanchego/wallet/subnet/primary/common"
+
+	walletbuilder "github.com/ava-labs/avalanchego/wallet/chain/x/builder"
 )
 
 type txBuilderBackend interface {
-	backends.Backend
+	walletbuilder.Backend
+	signer.Backend
 
+	Context() *walletbuilder.Context
 	ResetAddresses(addrs set.Set[ids.ShortID])
 }
 
@@ -44,7 +48,7 @@ func buildCreateAssetTx(
 		return nil, ids.ShortEmpty, fmt.Errorf("failed building base tx: %w", err)
 	}
 
-	tx, err := backends.SignUnsigned(context.Background(), pSigner, utx)
+	tx, err := signer.SignUnsigned(context.Background(), pSigner, utx)
 	if err != nil {
 		return nil, ids.ShortEmpty, err
 	}
@@ -69,7 +73,7 @@ func buildBaseTx(
 		return nil, ids.ShortEmpty, fmt.Errorf("failed building base tx: %w", err)
 	}
 
-	tx, err := backends.SignUnsigned(context.Background(), pSigner, utx)
+	tx, err := signer.SignUnsigned(context.Background(), pSigner, utx)
 	if err != nil {
 		return nil, ids.ShortEmpty, err
 	}
@@ -97,7 +101,7 @@ func mintNFT(
 		return nil, fmt.Errorf("failed minting NFTs: %w", err)
 	}
 
-	return backends.SignUnsigned(context.Background(), pSigner, utx)
+	return signer.SignUnsigned(context.Background(), pSigner, utx)
 }
 
 func mintFTs(
@@ -116,7 +120,7 @@ func mintFTs(
 		return nil, fmt.Errorf("failed minting FTs: %w", err)
 	}
 
-	return backends.SignUnsigned(context.Background(), pSigner, utx)
+	return signer.SignUnsigned(context.Background(), pSigner, utx)
 }
 
 func buildOperation(
@@ -135,7 +139,7 @@ func buildOperation(
 		return nil, fmt.Errorf("failed building operation tx: %w", err)
 	}
 
-	return backends.SignUnsigned(context.Background(), pSigner, utx)
+	return signer.SignUnsigned(context.Background(), pSigner, utx)
 }
 
 func buildImportTx(
@@ -160,7 +164,7 @@ func buildImportTx(
 		return nil, fmt.Errorf("failed building import tx: %w", err)
 	}
 
-	return backends.SignUnsigned(context.Background(), pSigner, utx)
+	return signer.SignUnsigned(context.Background(), pSigner, utx)
 }
 
 func buildExportTx(
@@ -195,19 +199,20 @@ func buildExportTx(
 		return nil, ids.ShortEmpty, fmt.Errorf("failed building export tx: %w", err)
 	}
 
-	tx, err := backends.SignUnsigned(context.Background(), pSigner, utx)
+	tx, err := signer.SignUnsigned(context.Background(), pSigner, utx)
 	if err != nil {
 		return nil, ids.ShortEmpty, err
 	}
 	return tx, changeAddr, nil
 }
 
-func builders(backend txBuilderBackend, kc *secp256k1fx.Keychain) (backends.Builder, backends.Signer) {
+func builders(backend txBuilderBackend, kc *secp256k1fx.Keychain) (walletbuilder.Builder, signer.Signer) {
 	var (
 		addrs   = kc.Addresses()
-		builder = backends.NewBuilder(addrs, backend)
-		signer  = backends.NewSigner(kc, backend)
+		builder = walletbuilder.New(addrs, backend.Context(), backend)
+		signer  = signer.New(kc, backend)
 	)
+
 	backend.ResetAddresses(addrs)
 
 	return builder, signer
diff --git a/vms/avm/wallet_service_backend.go b/vms/avm/wallet_service_backend.go
index 8c9eb6e55a3..babf8d02da6 100644
--- a/vms/avm/wallet_service_backend.go
+++ b/vms/avm/wallet_service_backend.go
@@ -14,21 +14,22 @@ import (
 	"github.com/ava-labs/avalanchego/utils/set"
 	"github.com/ava-labs/avalanchego/vms/avm/txs"
 	"github.com/ava-labs/avalanchego/vms/components/avax"
-	"github.com/ava-labs/avalanchego/wallet/chain/x/backends"
+	"github.com/ava-labs/avalanchego/wallet/chain/x/builder"
 )
 
 var _ txBuilderBackend = (*walletServiceBackend)(nil)
 
 func NewWalletServiceBackend(vm *VM) *walletServiceBackend {
-	backendCtx := backends.NewContext(
-		vm.ctx.NetworkID,
-		vm.ctx.XChainID,
-		vm.feeAssetID,
-		vm.Config.TxFee,
-		vm.Config.CreateAssetTxFee,
-	)
+	backendCtx := &builder.Context{
+		NetworkID:        vm.ctx.NetworkID,
+		BlockchainID:     vm.ctx.XChainID,
+		AVAXAssetID:      vm.feeAssetID,
+		BaseTxFee:        vm.Config.TxFee,
+		CreateAssetTxFee: vm.Config.CreateAssetTxFee,
+	}
+
 	return &walletServiceBackend{
-		Context:    backendCtx,
+		ctx:        backendCtx,
 		vm:         vm,
 		pendingTxs: linkedhashmap.New[ids.ID, *txs.Tx](),
 		utxos:      make([]*avax.UTXO, 0),
@@ -36,8 +37,7 @@ func NewWalletServiceBackend(vm *VM) *walletServiceBackend {
 }
 
 type walletServiceBackend struct {
-	backends.Context
-
+	ctx        *builder.Context
 	vm         *VM
 	pendingTxs linkedhashmap.LinkedHashmap[ids.ID, *txs.Tx]
 	utxos      []*avax.UTXO
@@ -45,6 +45,10 @@ type walletServiceBackend struct {
 	addrs set.Set[ids.ShortID]
 }
 
+func (b *walletServiceBackend) Context() *builder.Context {
+	return b.ctx
+}
+
 func (b *walletServiceBackend) ResetAddresses(addrs set.Set[ids.ShortID]) {
 	b.addrs = addrs
 }