diff --git a/cciplib/ccip/bindings/common/common.go b/cciplib/ccip/bindings/common/common.go
index 9fc66e2d9..4fcb1a115 100644
--- a/cciplib/ccip/bindings/common/common.go
+++ b/cciplib/ccip/bindings/common/common.go
@@ -107,7 +107,11 @@ func (c CrossChainAddress) ToCell() (*cell.Cell, error) {
 	return builder.EndCell(), nil
 }
 
-func (c *CrossChainAddress) LoadFromCell(s *cell.Slice) error {
+func (c *CrossChainAddress) LoadFromCell(cell *cell.Cell) error {
+	s, err := cell.BeginParse()
+	if err != nil {
+		return fmt.Errorf("failed to begin parsing cell: %w", err)
+	}
 	if s.BitsLeft() < 8 {
 		return errors.New("crosschain address is too short")
 	}
@@ -236,7 +240,7 @@ func unpackArrayWithRefChaining[T any](root *cell.Cell) ([]T, error) {
 				break // move to next cell, do not decode this ref
 			}
 			var v T
-			if err := tlb.LoadFromCell(&v, ref.BeginParse()); err != nil {
+			if err := tlb.Parse(&v, ref); err != nil {
 				return nil, fmt.Errorf("failed to decode element: %w", err)
 			}
 			result = append(result, v)
@@ -357,7 +361,10 @@ func unpackArrayFromCell[T any](root *cell.Cell) ([]T, error) {
 			return nil, fmt.Errorf("cell chain depth %d exceeds maximum of %d cells", cellCount, MaxCellChainDepth)
 		}
 
-		s := curr.BeginParse()
+		s, err := curr.BeginParse()
+		if err != nil {
+			return nil, fmt.Errorf("failed to begin parsing cell: %w", err)
+		}
 		for s.BitsLeft() > 0 {
 			var v T
 			if err := tlb.LoadFromCell(&v, s); err != nil {
@@ -372,7 +379,6 @@ func unpackArrayFromCell[T any](root *cell.Cell) ([]T, error) {
 		}
 		// Use slice's remaining refs (after element refs are consumed), not cell's original refs.
 		// This correctly handles elements with ^ fields whose refs were consumed by tlb.LoadFromCell.
-		var err error
 		curr, err = loadChainRef(s)
 		if err != nil {
 			return nil, err
@@ -456,7 +462,10 @@ func unloadCellToByteArray(c *cell.Cell) ([]byte, error) {
 			return nil, fmt.Errorf("cell chain depth %d exceeds maximum of %d cells", cellCount, MaxCellChainDepth)
 		}
 
-		s := curr.BeginParse()
+		s, err := curr.BeginParse()
+		if err != nil {
+			return nil, fmt.Errorf("failed to begin parsing cell: %w", err)
+		}
 		for s.BitsLeft() > 0 {
 			part, err := s.LoadSlice(s.BitsLeft())
 			if err != nil {
@@ -472,7 +481,6 @@ func unloadCellToByteArray(c *cell.Cell) ([]byte, error) {
 			result = append(result, part...)
 		}
 
-		var err error
 		curr, err = loadChainRef(s)
 		if err != nil {
 			return nil, err
diff --git a/cciplib/ccip/bindings/common/common_test.go b/cciplib/ccip/bindings/common/common_test.go
index 9df892635..a609008e1 100644
--- a/cciplib/ccip/bindings/common/common_test.go
+++ b/cciplib/ccip/bindings/common/common_test.go
@@ -57,7 +57,7 @@ func TestCrossChainAddress_LoadFromCell(t *testing.T) {
 
 			c := builder.EndCell()
 			var addr CrossChainAddress
-			err = addr.LoadFromCell(c.BeginParse())
+			err = addr.LoadFromCell(c)
 
 			if tt.expectErr {
 				require.Error(t, err)
@@ -76,7 +76,7 @@ func TestCrossChainAddress_RoundTrip_Empty(t *testing.T) {
 	require.NoError(t, err)
 
 	var restored CrossChainAddress
-	err = restored.LoadFromCell(c.BeginParse())
+	err = restored.LoadFromCell(c)
 	require.NoError(t, err)
 	require.Empty(t, restored)
 }
@@ -89,7 +89,7 @@ func TestCrossChainAddress_RoundTrip(t *testing.T) {
 	require.Equal(t, uint(56), c.BitsSize(), "CrossChainAddress should be 56 bits (7 bytes)")
 
 	var restored CrossChainAddress
-	err = restored.LoadFromCell(c.BeginParse())
+	err = restored.LoadFromCell(c)
 	require.NoError(t, err)
 
 	require.Equal(t, original, restored)
@@ -226,7 +226,7 @@ func TestPackAndUnpack2DByteArrayToCell(t *testing.T) {
 			require.NoError(t, err, "ToCell should succeed - depth limits enforced during LoadFromCell")
 
 			var output SnakeRef[SnakeBytes]
-			err = tlb.LoadFromCell(&output, c.BeginParse())
+			err = tlb.Parse(&output, c)
 			require.NoError(t, err)
 			require.Len(t, tt.input, len(output), "array count mismatch")
 
@@ -250,7 +250,7 @@ func TestPackAndUnpack2DByteArrayToCell_CellStructure(t *testing.T) {
 
 		// Verify unpacking works correctly
 		var output SnakeRef[SnakeBytes]
-		err = tlb.LoadFromCell(&output, c.BeginParse())
+		err = tlb.Parse(&output, c)
 		require.NoError(t, err)
 		require.Len(t, arrays, len(output))
 
@@ -274,7 +274,7 @@ func TestPackAndUnpack2DByteArrayToCell_CellStructure(t *testing.T) {
 
 		// Verify unpacking works correctly
 		var output SnakeRef[SnakeBytes]
-		err = tlb.LoadFromCell(&output, c.BeginParse())
+		err = tlb.Parse(&output, c)
 		require.NoError(t, err)
 		require.Len(t, arrays, len(output))
 
@@ -299,7 +299,7 @@ func TestPackAndUnpack2DByteArrayToCell_CellStructure(t *testing.T) {
 		require.NoError(t, err)
 
 		var output SnakeRef[SnakeBytes]
-		err = tlb.LoadFromCell(&output, c.BeginParse())
+		err = tlb.Parse(&output, c)
 		require.NoError(t, err)
 		require.Equal(t, arrays, output)
 	})
@@ -497,7 +497,7 @@ func TestLoadCrossChainAddressWithoutPrefix_Validation(t *testing.T) {
 				builder := cell.BeginCell()
 				addr := []byte{0x01, 0x02, 0x03, 0x04, 0x05}
 				_ = builder.StoreSlice(addr, uint(len(addr))*8)
-				return builder.EndCell().BeginParse()
+				return builder.ToSlice()
 			},
 			expectErr: "",
 		},
@@ -505,7 +505,7 @@ func TestLoadCrossChainAddressWithoutPrefix_Validation(t *testing.T) {
 			name: "empty address",
 			setupFunc: func() *cell.Slice {
 				builder := cell.BeginCell()
-				return builder.EndCell().BeginParse()
+				return builder.ToSlice()
 			},
 			expectErr: "crosschain address is empty",
 		},
@@ -515,7 +515,7 @@ func TestLoadCrossChainAddressWithoutPrefix_Validation(t *testing.T) {
 				builder := cell.BeginCell()
 				addr := make([]byte, 65)
 				_ = builder.StoreSlice(addr, uint(len(addr))*8)
-				return builder.EndCell().BeginParse()
+				return builder.ToSlice()
 			},
 			expectErr: "exceeds maximum of 64 bytes",
 		},
diff --git a/cciplib/ccip/bindings/feequoter/reader.go b/cciplib/ccip/bindings/feequoter/reader.go
index 3b4b64fd9..192814284 100644
--- a/cciplib/ccip/bindings/feequoter/reader.go
+++ b/cciplib/ccip/bindings/feequoter/reader.go
@@ -143,7 +143,7 @@ var GetDestinationChainGasPrice = tvm.Getter[uint64, USDPerUnitGas]{
 		if err != nil {
 			return u, err
 		}
-		err = tlb.LoadFromCell(&u, c.BeginParse())
+		err = tlb.Parse(&u, c)
 		return u, err
 	}),
 }
@@ -153,7 +153,7 @@ var GetTokenPrice = tvm.Getter[*address.Address, TimestampedPrice]{
 	Name: tokenPriceGetter,
 	Encoder: tvm.NewArgsEncoder(func(addr *address.Address) ([]any, error) {
 		// Encode address as a cell slice (as expected by the contract)
-		addrSlice := cell.BeginCell().MustStoreAddr(addr).EndCell().BeginParse()
+		addrSlice := cell.BeginCell().MustStoreAddr(addr).ToSlice()
 		return []any{addrSlice}, nil
 	}),
 	Decoder: tvm.NewResultDecoder(func(r *ton.ExecutionResult) (TimestampedPrice, error) {
diff --git a/cciplib/ccip/bindings/ocr/commitreport_test.go b/cciplib/ccip/bindings/ocr/commitreport_test.go
index 20e6f94b5..97ce3f7c3 100644
--- a/cciplib/ccip/bindings/ocr/commitreport_test.go
+++ b/cciplib/ccip/bindings/ocr/commitreport_test.go
@@ -110,7 +110,7 @@ func TestCommitReport_EncodingAndDecoding(t *testing.T) {
 
 	// Decode from cell
 	var decoded CommitReport
-	err = tlb.LoadFromCell(&decoded, newCell.BeginParse())
+	err = tlb.Parse(&decoded, newCell)
 	require.NoError(t, err)
 	require.Equal(t, c.Hash(), newCell.Hash())
 	require.Equal(t, commitReport, decoded)
diff --git a/cciplib/ccip/bindings/ocr/executereport_test.go b/cciplib/ccip/bindings/ocr/executereport_test.go
index a00f88d3e..f845385f3 100644
--- a/cciplib/ccip/bindings/ocr/executereport_test.go
+++ b/cciplib/ccip/bindings/ocr/executereport_test.go
@@ -65,7 +65,7 @@ func TestTokenAmounts(t *testing.T) {
 	})
 	require.NoError(t, err)
 	array := common.SnakeRef[Any2TVMTokenTransfer]{}
-	err = tlb.LoadFromCell(&array, tokenAmountsCell.BeginParse())
+	err = tlb.Parse(&array, tokenAmountsCell)
 	require.NoError(t, err)
 	require.Len(t, array, 6)
 }
@@ -133,7 +133,7 @@ func TestExecute_EncodingAndDecoding(t *testing.T) {
 
 	// Decode from cell
 	var decoded ExecuteReport
-	err = tlb.LoadFromCell(&decoded, newCell.BeginParse())
+	err = tlb.Parse(&decoded, newCell)
 	require.NoError(t, err)
 	require.Equal(t, c.Hash(), newCell.Hash())
 	require.Len(t, decoded.Message.TokenAmounts, 3)
diff --git a/cciplib/ccip/bindings/onramp/onramp_test.go b/cciplib/ccip/bindings/onramp/onramp_test.go
index 84e2caae8..96ec196cb 100644
--- a/cciplib/ccip/bindings/onramp/onramp_test.go
+++ b/cciplib/ccip/bindings/onramp/onramp_test.go
@@ -63,7 +63,7 @@ func TestGenericExtraArgsV2_TLBEncodeDecode(t *testing.T) {
 	require.NoError(t, err)
 
 	var decoded GenericExtraArgsV2
-	err = tlb.LoadFromCell(&decoded, c.BeginParse())
+	err = tlb.Parse(&decoded, c)
 	require.NoError(t, err)
 	require.Equal(t, orig.GasLimit, decoded.GasLimit)
 	require.Equal(t, orig.AllowOutOfOrderExecution, decoded.AllowOutOfOrderExecution)
@@ -94,7 +94,7 @@ func TestSVMExtraArgsV1_ToCellAndLoadFromCell(t *testing.T) {
 	require.NoError(t, err)
 
 	var decoded SVMExtraArgsV1
-	err = tlb.LoadFromCell(&decoded, cell.BeginParse())
+	err = tlb.Parse(&decoded, cell)
 	require.NoError(t, err)
 	require.Equal(t, orig.ComputeUnits, decoded.ComputeUnits)
 	require.Equal(t, orig.AccountIsWritableBitmap, decoded.AccountIsWritableBitmap)
@@ -132,7 +132,7 @@ func TestSuiExtraArgsV1_ToCellAndLoadFromCell(t *testing.T) {
 	require.NoError(t, err)
 
 	var decoded SuiExtraArgsV1
-	err = tlb.LoadFromCell(&decoded, cell.BeginParse())
+	err = tlb.Parse(&decoded, cell)
 	require.NoError(t, err)
 	require.Equal(t, orig.GasLimit, decoded.GasLimit)
 	require.Equal(t, orig.AllowOutOfOrderExecution, decoded.AllowOutOfOrderExecution)
@@ -155,7 +155,7 @@ func TestOwnable2Step(t *testing.T) {
 	cell, err := tlb.ToCell(orig)
 	require.NoError(t, err)
 	var decoded ownable2step.Storage
-	err = tlb.LoadFromCell(&decoded, cell.BeginParse())
+	err = tlb.Parse(&decoded, cell)
 	require.NoError(t, err)
 	require.Equal(t, orig.Owner, decoded.Owner)
 	require.Equal(t, orig.PendingOwner, decoded.PendingOwner)
@@ -167,7 +167,7 @@ func TestOwnable2Step(t *testing.T) {
 	}
 	cell, err = tlb.ToCell(orig2)
 	require.NoError(t, err)
-	err = tlb.LoadFromCell(&decoded, cell.BeginParse())
+	err = tlb.Parse(&decoded, cell)
 	require.NoError(t, err)
 	require.Equal(t, orig2.Owner, decoded.Owner)
 	require.Equal(t, orig2.PendingOwner, decoded.PendingOwner)
@@ -196,7 +196,7 @@ func TestDestChainConfig(t *testing.T) {
 	c, err := tlb.ToCell(dc)
 	require.NoError(t, err)
 	var decoded DestChainConfig
-	err = tlb.LoadFromCell(&decoded, c.BeginParse())
+	err = tlb.Parse(&decoded, c)
 	require.NoError(t, err)
 	require.Equal(t, dc.Router, decoded.Router)
 	require.Equal(t, dc.SequenceNumber, decoded.SequenceNumber)
@@ -275,7 +275,7 @@ func TestStorage(t *testing.T) {
 	c, err = tlb.ToCell(s)
 	require.NoError(t, err)
 	var decoded Storage
-	err = tlb.LoadFromCell(&decoded, c.BeginParse())
+	err = tlb.Parse(&decoded, c)
 	require.NoError(t, err)
 	require.Equal(t, s.ID, decoded.ID)
 	require.Equal(t, s.Ownable.Owner, decoded.Ownable.Owner)
diff --git a/cciplib/ccip/codec/commitcodec.go b/cciplib/ccip/codec/commitcodec.go
index 405a9c0c2..db373ef5f 100644
--- a/cciplib/ccip/codec/commitcodec.go
+++ b/cciplib/ccip/codec/commitcodec.go
@@ -122,7 +122,7 @@ func (cr *commitPluginCodecV1) Decode(ctx context.Context, bytes []byte) (ccipty
 	}
 
 	var report ocr.CommitReport
-	if err := tlb.LoadFromCell(&report, c.BeginParse()); err != nil {
+	if err := tlb.Parse(&report, c); err != nil {
 		return cciptypes.CommitPluginReport{}, fmt.Errorf("cannot decode commit report from cell: %w", err)
 	}
 
diff --git a/cciplib/ccip/codec/executecodec.go b/cciplib/ccip/codec/executecodec.go
index b330b0953..1299d6e1f 100644
--- a/cciplib/ccip/codec/executecodec.go
+++ b/cciplib/ccip/codec/executecodec.go
@@ -187,7 +187,7 @@ func (e *executePluginCodecV1) Decode(ctx context.Context, data []byte) (ccipocr
 
 	// TON supports single chain only, decode single ExecuteReport (not array)
 	var tonReport ocr.ExecuteReport
-	err = tlb.LoadFromCell(&tonReport, c.BeginParse())
+	err = tlb.Parse(&tonReport, c)
 	if err != nil {
 		return ccipocr3.ExecutePluginReport{}, fmt.Errorf("unpack execute report: %w", err)
 	}
@@ -218,7 +218,7 @@ func (e *executePluginCodecV1) Decode(ctx context.Context, data []byte) (ccipocr
 		var tokenAmounts []ccipocr3.RampTokenAmount
 		for _, tokenAmount := range msg.TokenAmounts {
 			var extraData common.SnakeBytes
-			err = tlb.LoadFromCell(&extraData, tokenAmount.ExtraData.BeginParse())
+			err = tlb.Parse(&extraData, tokenAmount.ExtraData)
 			if err != nil {
 				return executeReport, fmt.Errorf("unpack extra data: %w", err)
 			}
diff --git a/cciplib/ccip/codec/executecodec_test.go b/cciplib/ccip/codec/executecodec_test.go
index b8855839d..7f3161e54 100644
--- a/cciplib/ccip/codec/executecodec_test.go
+++ b/cciplib/ccip/codec/executecodec_test.go
@@ -223,7 +223,7 @@ func TestExecutePluginCodecV1_TON(t *testing.T) {
 			c, err := cell.FromBOC(boc)
 			require.NoError(t, err)
 			var report ocr.ExecuteReport
-			err = tlb.LoadFromCell(&report, c.BeginParse())
+			err = tlb.Parse(&report, c)
 			require.NoError(t, err)
 			return report
 		}
diff --git a/cciplib/ccip/codec/extradatacodec.go b/cciplib/ccip/codec/extradatacodec.go
index e6ed98ba3..b73e75315 100644
--- a/cciplib/ccip/codec/extradatacodec.go
+++ b/cciplib/ccip/codec/extradatacodec.go
@@ -56,7 +56,11 @@ func (d extraDataDecoder) DecodeExtraArgsToMap(extraArgs ccipocr3.Bytes) (map[st
 		return nil, fmt.Errorf("failed to decode BOC: %w", err)
 	}
 
-	tag, err := c.BeginParse().LoadSlice(32)
+	s, err := c.BeginParse()
+	if err != nil {
+		return nil, fmt.Errorf("failed to begin parsing cell: %w", err)
+	}
+	tag, err := s.LoadSlice(32)
 	if err != nil {
 		return nil, fmt.Errorf("failed to load tag from cell: %w", err)
 	}
@@ -68,7 +72,7 @@ func (d extraDataDecoder) DecodeExtraArgsToMap(extraArgs ccipocr3.Bytes) (map[st
 	}
 
 	argsPtr := reflect.New(argsType)
-	if err = tlb.LoadFromCell(argsPtr.Interface(), c.BeginParse()); err != nil {
+	if err = tlb.Parse(argsPtr.Interface(), c); err != nil {
 		return nil, fmt.Errorf("failed to tlb load extra args from cell: %w", err)
 	}
 
diff --git a/cciplib/go.mod b/cciplib/go.mod
index 409864019..ae4ce9670 100644
--- a/cciplib/go.mod
+++ b/cciplib/go.mod
@@ -10,12 +10,12 @@ require (
 	github.com/smartcontractkit/chain-selectors v1.0.98
 	github.com/smartcontractkit/chainlink-common v0.11.2-0.20260407150650-8115835abd6e
 	github.com/stretchr/testify v1.11.1
-	github.com/xssnick/tonutils-go v1.14.1
+	github.com/xssnick/tonutils-go v1.18.0
 	golang.org/x/sync v0.22.0
 )
 
 require (
-	filippo.io/edwards25519 v1.1.0 // indirect
+	filippo.io/edwards25519 v1.2.0 // indirect
 	github.com/blendle/zapdriver v1.3.1 // indirect
 	github.com/btcsuite/btcutil v1.0.2 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
@@ -42,9 +42,9 @@ require (
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/mostynb/zstdpool-freelist v0.0.0-20201229113212-927304c0c3b1 // indirect
 	github.com/mr-tron/base58 v1.2.0 // indirect
+	github.com/pierrec/lz4/v4 v4.1.27 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
-	github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 // indirect
 	github.com/smartcontractkit/libocr v0.0.0-20250912173940-f3ab0246e23d // indirect
 	github.com/streamingfast/logging v0.0.0-20230608130331-f22c91403091 // indirect
 	github.com/stretchr/objx v0.5.2 // indirect
diff --git a/cciplib/go.sum b/cciplib/go.sum
index 6adccae9e..a70359f2b 100644
--- a/cciplib/go.sum
+++ b/cciplib/go.sum
@@ -1,5 +1,5 @@
-filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
-filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
+filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/blendle/zapdriver v1.3.1 h1:C3dydBOWYRiOk+B8X9IVZ5IOe+7cl+tGOexN4QqHfpE=
@@ -99,6 +99,8 @@ github.com/mr-tron/base58 v1.2.0/go.mod h1:BinMc/sQntlIE1frQmRFPUoPA1Zkr8VRgBdjW
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
+github.com/pierrec/lz4/v4 v4.1.27 h1:+PhzhWDrjRj89TH2sw43nE3+4+W8lSxIuQadEHZyjUk=
+github.com/pierrec/lz4/v4 v4.1.27/go.mod h1:EoQMVJgeeEOMsCqCzqFm2O0cJvljX2nGZjcRIPL34O4=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
@@ -112,8 +114,6 @@ github.com/samber/lo v1.52.0/go.mod h1:4+MXEGsJzbKGaUEQFKBq2xtfuznW9oz/WrgyzMzRo
 github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
 github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 h1:aQKxg3+2p+IFXXg97McgDGT5zcMrQoi0EICZs8Pgchs=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3/go.mod h1:9/etS5gpQq9BJsJMWg1wpLbfuSnkm8dPF6FdW2JXVhA=
 github.com/smartcontractkit/chain-selectors v1.0.98 h1:fuI7CQ1o5cX64eO4/LvwtfhdpGFH5vnsM/bFHRwEiww=
 github.com/smartcontractkit/chain-selectors v1.0.98/go.mod h1:qy7whtgG5g+7z0jt0nRyii9bLND9m15NZTzuQPkMZ5w=
 github.com/smartcontractkit/chainlink-common v0.11.2-0.20260407150650-8115835abd6e h1:SLnJ0/55Rcn9/9OWrjhvhOTDW9+Bhd63v1tY4dvqtQM=
@@ -141,8 +141,8 @@ github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhso
 github.com/xdg-go/pbkdf2 v1.0.0/go.mod h1:jrpuAogTd400dnrH08LKmI/xc1MbPOebTwRqcT5RDeI=
 github.com/xdg-go/scram v1.1.2/go.mod h1:RT/sEzTbU5y00aCK8UOx6R7YryM0iF1N2MOmC3kKLN4=
 github.com/xdg-go/stringprep v1.0.4/go.mod h1:mPGuuIYwz7CmR2bT9j4GbQqutWS1zV24gijq1dTyGkM=
-github.com/xssnick/tonutils-go v1.14.1 h1:zV/iVYl/h3hArS+tPsd9XrSFfGert3r21caMltPSeHg=
-github.com/xssnick/tonutils-go v1.14.1/go.mod h1:68xwWjpoGGqiTbLJ0gT63sKu1Z1moCnDLLzA+DKanIg=
+github.com/xssnick/tonutils-go v1.18.0 h1:VDH614303RfPQxO4e/GcfrtWbL3WanpHIfxlWVd0Ea0=
+github.com/xssnick/tonutils-go v1.18.0/go.mod h1:4z7dSfiufWiE2SnzgM0IYzlwpJ5UlHyPH45HP0QZNzQ=
 github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d/go.mod h1:rHwXgn7JulP+udvsHwJoVG1YGAP6VLg4y9I5dyZdqmA=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
diff --git a/cciplib/ton/tlbe/biguint_test.go b/cciplib/ton/tlbe/biguint_test.go
index 15c3d0aab..0d5398240 100644
--- a/cciplib/ton/tlbe/biguint_test.go
+++ b/cciplib/ton/tlbe/biguint_test.go
@@ -56,7 +56,7 @@ func TestUintWrappers_MaskSignBit(t *testing.T) {
 
 			// Testing typed wrappers - should mask sign bit and interpret as unsigned
 			var typed typedValues
-			err = tlb.LoadFromCell(&typed, c.BeginParse())
+			err = tlb.Parse(&typed, c)
 			require.NoError(t, err)
 
 			require.NotNil(t, typed.Address.Value(), "address value is nil")
@@ -67,7 +67,7 @@ func TestUintWrappers_MaskSignBit(t *testing.T) {
 
 			// Testing legacy big.Int loading - should interpret as signed integers
 			var legacy legacyValues
-			err = tlb.LoadFromCell(&legacy, c.BeginParse())
+			err = tlb.Parse(&legacy, c)
 			require.NoError(t, err)
 
 			require.Equal(t, tc.legacyAddrNeg, legacy.Address.Sign() < 0, "address sign mismatch")
@@ -89,7 +89,7 @@ func TestUintWrappers_RoundTrip(t *testing.T) {
 	require.NoError(t, err)
 
 	var decoded typedValues
-	err = tlb.LoadFromCell(&decoded, cellValue.BeginParse())
+	err = tlb.Parse(&decoded, cellValue)
 	require.NoError(t, err)
 
 	require.NotNil(t, decoded.Address.Value(), "address value is nil after roundtrip")
@@ -99,7 +99,7 @@ func TestUintWrappers_RoundTrip(t *testing.T) {
 	require.Equal(t, new(big.Int).SetBytes(root), decoded.Root.Value(), "root mismatch after roundtrip")
 
 	var legacy legacyValues
-	err = tlb.LoadFromCell(&legacy, cellValue.BeginParse())
+	err = tlb.Parse(&legacy, cellValue)
 	require.NoError(t, err)
 
 	require.Negative(t, legacy.Address.Sign(), "legacy address expected negative sign")
diff --git a/cciplib/ton/tlbe/cell.go b/cciplib/ton/tlbe/cell.go
index 50793e1ad..7128ef038 100644
--- a/cciplib/ton/tlbe/cell.go
+++ b/cciplib/ton/tlbe/cell.go
@@ -52,7 +52,7 @@ func ManyCellsFrom[T any](values []T) ([]*Cell[T], error) {
 // a pointer to a value type, not a pointer to a pointer.
 func (c *Cell[T]) ToValue() (T, error) {
 	var v T
-	err := tlb.LoadFromCell(&v, c.MustToCell().BeginParse())
+	err := tlb.Parse(&v, c.MustToCell())
 	if err != nil {
 		// Provide a hint if the error might be due to using a pointer type
 		if reflect.TypeOf(v) != nil && reflect.TypeOf(v).Kind() == reflect.Pointer {
diff --git a/cciplib/ton/tlbe/dictionary.go b/cciplib/ton/tlbe/dictionary.go
index 29b1982b3..75cff102b 100644
--- a/cciplib/ton/tlbe/dictionary.go
+++ b/cciplib/ton/tlbe/dictionary.go
@@ -269,7 +269,11 @@ func (d Dict[K, V]) ToCell() (*cell.Cell, error) {
 	return builder.EndCell(), nil
 }
 
-func (d *Dict[K, V]) LoadFromCell(slice *cell.Slice) error {
+func (d *Dict[K, V]) LoadFromCell(cell *cell.Cell) error {
+	slice, err := cell.BeginParse()
+	if err != nil {
+		return fmt.Errorf("failed to begin parsing cell: %w", err)
+	}
 	if d == nil {
 		return errors.New("invalid nil receiver")
 	}
diff --git a/cciplib/ton/tlbe/dictionary_test.go b/cciplib/ton/tlbe/dictionary_test.go
index 21687cc67..9ce15547c 100644
--- a/cciplib/ton/tlbe/dictionary_test.go
+++ b/cciplib/ton/tlbe/dictionary_test.go
@@ -71,10 +71,10 @@ func TestDictCellRoundTrip(t *testing.T) {
 	require.NoError(t, err)
 
 	restored := Dict[uint16, testValue]{}
-	require.NoError(t, restored.LoadFromCell(encoded.BeginParse()))
+	require.NoError(t, restored.LoadFromCell(encoded))
 	require.Equal(t, dict.entries, restored.entries)
 
-	slice := encoded.BeginParse()
+	slice := encoded.MustBeginParse()
 	tonDict, err := slice.LoadDict(16)
 	require.NoError(t, err)
 
@@ -96,10 +96,10 @@ func TestDictEmptyRoundTrip(t *testing.T) {
 	require.NoError(t, err)
 
 	var restored Dict[uint16, testValue]
-	require.NoError(t, restored.LoadFromCell(encoded.BeginParse()))
+	require.NoError(t, restored.LoadFromCell(encoded))
 	require.Equal(t, 0, restored.Len())
 
-	slice := encoded.BeginParse()
+	slice := encoded.MustBeginParse()
 	loadedDict, err := slice.LoadDict(16)
 	require.NoError(t, err)
 	require.True(t, loadedDict == nil || loadedDict.IsEmpty())
diff --git a/cciplib/ton/tvm/cell.go b/cciplib/ton/tvm/cell.go
index 35fd09b55..30e68f955 100644
--- a/cciplib/ton/tvm/cell.go
+++ b/cciplib/ton/tvm/cell.go
@@ -18,7 +18,10 @@ func ExtractOpcode(body *cell.Cell) (uint32, error) {
 		return 0, nil
 	}
 
-	s := body.BeginParse()
+	s, err := body.BeginParse()
+	if err != nil {
+		return 0, fmt.Errorf("failed to begin parsing cell: %w", err)
+	}
 	if s.BitsLeft() < BitLenOpcode {
 		return 0, nil
 	}
diff --git a/cciplib/ton/tvm/wallet.go b/cciplib/ton/tvm/wallet.go
index d14314ab0..73507806c 100644
--- a/cciplib/ton/tvm/wallet.go
+++ b/cciplib/ton/tvm/wallet.go
@@ -26,7 +26,7 @@ func NewRandomTestWallet(client ton.APIClientWrapped, version wallet.VersionConf
 	if err != nil {
 		return nil, fmt.Errorf("failed to generate random wallet: %w", err)
 	}
-	pw, perr := wallet.FromPrivateKeyWithOptions(client, rw.PrivateKey(), version, option)
+	pw, perr := wallet.FromPrivateKeyWithOptions(rw.PrivateKey(), version, wallet.WithAPI(client), option)
 	if perr != nil {
 		return nil, fmt.Errorf("failed to generate random wallet: %w", perr)
 	}
@@ -84,7 +84,7 @@ func MyLocalTONWalletDefault(client ton.APIClientWrapped) (*wallet.Wallet, error
 	if err != nil {
 		return nil, fmt.Errorf("failed to create highload wallet: %w", err)
 	}
-	mcFunderWallet, err := wallet.FromPrivateKeyWithOptions(client, rawHlWallet.PrivateKey(), walletVersion, wallet.WithWorkchain(int8(address.MasterchainID)))
+	mcFunderWallet, err := wallet.FromPrivateKeyWithOptions(rawHlWallet.PrivateKey(), walletVersion, wallet.WithAPI(client), wallet.WithWorkchain(int8(address.MasterchainID)))
 	if err != nil {
 		return nil, fmt.Errorf("failed to create highload wallet: %w", err)
 	}
@@ -127,7 +127,7 @@ func NewInitializedWallet(ctx context.Context, funder *wallet.Wallet, w *wallet.
 				IHRDisabled: true,
 				Bounce:      false,
 				DstAddr:     w.WalletAddress(),
-				Amount:      *amount.MustDiv(big.NewInt(2)), // Send some non-zero amount to self to trigger wallet initialization
+				Amount:      amount.MustDiv(big.NewInt(2)), // Send some non-zero amount to self to trigger wallet initialization
 				Body:        nil,
 			},
 		})
diff --git a/deployment/go.mod b/deployment/go.mod
index 7c212853b..c0d809760 100644
--- a/deployment/go.mod
+++ b/deployment/go.mod
@@ -21,14 +21,14 @@ require (
 	github.com/smartcontractkit/chainlink-ton/cciplib v0.1.1-0.20260714130443-bb3cf7801e11
 	github.com/smartcontractkit/mcms v0.45.0
 	github.com/stretchr/testify v1.11.1
-	github.com/xssnick/tonutils-go v1.14.1
+	github.com/xssnick/tonutils-go v1.18.0
 	golang.org/x/sync v0.22.0
 	google.golang.org/grpc v1.81.0
 )
 
 require (
 	dario.cat/mergo v1.0.2 // indirect
-	filippo.io/edwards25519 v1.1.1 // indirect
+	filippo.io/edwards25519 v1.2.0 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c // indirect
 	github.com/BurntSushi/toml v1.5.0 // indirect
 	github.com/Microsoft/go-winio v0.6.2 // indirect
@@ -159,6 +159,7 @@ require (
 	github.com/opencontainers/image-spec v1.1.1 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.3.0 // indirect
+	github.com/pierrec/lz4/v4 v4.1.27 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
@@ -171,7 +172,6 @@ require (
 	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
 	github.com/shirou/gopsutil/v4 v4.26.3 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
-	github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 // indirect
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/smartcontractkit/chainlink-aptos v0.0.0-20260428085939-5c70de12dbfc // indirect
 	github.com/smartcontractkit/chainlink-ccip/chains/solana v0.0.0-20260121163256-85accaf3d28d // indirect
diff --git a/deployment/go.sum b/deployment/go.sum
index c808b5935..48cc7dc6a 100644
--- a/deployment/go.sum
+++ b/deployment/go.sum
@@ -2,8 +2,8 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 dario.cat/mergo v1.0.2 h1:85+piFYR1tMbRrLcDwR18y4UKJ3aH1Tbzi24VRW1TK8=
 dario.cat/mergo v1.0.2/go.mod h1:E/hbnu0NxMFBjpMIE34DRGLWqDy0g5FuKDhCb31ngxA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-filippo.io/edwards25519 v1.1.1 h1:YpjwWWlNmGIDyXOn8zLzqiD+9TyIlPhGFG96P39uBpw=
-filippo.io/edwards25519 v1.1.1/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
+filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 github.com/AdaLogics/go-fuzz-headers v0.0.0-20240806141605-e8a1dd7889d6 h1:He8afgbRMd7mFxO99hRNu+6tazq8nFF9lIwo9JFroBk=
 github.com/AdaLogics/go-fuzz-headers v0.0.0-20240806141605-e8a1dd7889d6/go.mod h1:8o94RPi1/7XTJvwPpRSzSUedZrtlirdB3r9Z20bi2f8=
 github.com/AlekSi/pointer v1.1.0 h1:SSDMPcXD9jSl8FPy9cRzoRaMJtm9g9ggGTxecRUbQoI=
@@ -560,8 +560,8 @@ github.com/pelletier/go-toml/v2 v2.3.0 h1:k59bC/lIZREW0/iVaQR8nDHxVq8OVlIzYCOJf4
 github.com/pelletier/go-toml/v2 v2.3.0/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7 h1:oYW+YCJ1pachXTQmzR3rNLYGGz4g/UgFcjb28p/viDM=
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7/go.mod h1:CRroGNssyjTd/qIG2FyxByd2S8JEAZXBl4qUrZf8GS0=
-github.com/pierrec/lz4/v4 v4.1.22 h1:cKFw6uJDK+/gfw5BcDL0JL5aBsAFdsIT18eRtLj7VIU=
-github.com/pierrec/lz4/v4 v4.1.22/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pierrec/lz4/v4 v4.1.27 h1:+PhzhWDrjRj89TH2sw43nE3+4+W8lSxIuQadEHZyjUk=
+github.com/pierrec/lz4/v4 v4.1.27/go.mod h1:EoQMVJgeeEOMsCqCzqFm2O0cJvljX2nGZjcRIPL34O4=
 github.com/pion/dtls/v2 v2.2.12 h1:KP7H5/c1EiVAAKUmXyCzPiQe5+bCJrpOeKg/L05dunk=
 github.com/pion/dtls/v2 v2.2.12/go.mod h1:d9SYc9fch0CqK90mRk1dC7AkzzpwJj6u2GU3u+9pqFE=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
@@ -618,8 +618,6 @@ github.com/shirou/gopsutil/v4 v4.26.3/go.mod h1:LZ6ewCSkBqUpvSOf+LsTGnRinC6iaNUN
 github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
 github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 h1:aQKxg3+2p+IFXXg97McgDGT5zcMrQoi0EICZs8Pgchs=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3/go.mod h1:9/etS5gpQq9BJsJMWg1wpLbfuSnkm8dPF6FdW2JXVhA=
 github.com/sirupsen/logrus v1.9.4 h1:TsZE7l11zFCLZnZ+teH4Umoq5BhEIfIzfRDZ1Uzql2w=
 github.com/sirupsen/logrus v1.9.4/go.mod h1:ftWc9WdOfJ0a92nsE2jF5u5ZwH8Bv2zdeOC42RjbV2g=
 github.com/smartcontractkit/ccip-owner-contracts v0.1.0 h1:GiBDtlx7539o7AKlDV+9LsA7vTMPv+0n7ClhSFnZFAk=
@@ -739,8 +737,8 @@ github.com/xdrpp/goxdr v0.1.1 h1:E1B2c6E8eYhOVyd7yEpOyopzTPirUeF6mVOfXfGyJyc=
 github.com/xdrpp/goxdr v0.1.1/go.mod h1:dXo1scL/l6s7iME1gxHWo2XCppbHEKZS7m/KyYWkNzA=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 h1:gEOO8jv9F4OT7lGCjxCBTO/36wtF6j2nSip77qHd4x4=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
-github.com/xssnick/tonutils-go v1.14.1 h1:zV/iVYl/h3hArS+tPsd9XrSFfGert3r21caMltPSeHg=
-github.com/xssnick/tonutils-go v1.14.1/go.mod h1:68xwWjpoGGqiTbLJ0gT63sKu1Z1moCnDLLzA+DKanIg=
+github.com/xssnick/tonutils-go v1.18.0 h1:VDH614303RfPQxO4e/GcfrtWbL3WanpHIfxlWVd0Ea0=
+github.com/xssnick/tonutils-go v1.18.0/go.mod h1:4z7dSfiufWiE2SnzgM0IYzlwpJ5UlHyPH45HP0QZNzQ=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
diff --git a/deployment/pkg/ops/mcms/sequence.go b/deployment/pkg/ops/mcms/sequence.go
index 4279f5ed9..80d878b1c 100644
--- a/deployment/pkg/ops/mcms/sequence.go
+++ b/deployment/pkg/ops/mcms/sequence.go
@@ -129,7 +129,11 @@ func RawPlanCellsToBatch(selector types.ChainSelector, plans []*tlbe.Cell[tlb.In
 		}
 
 		value := msg.Amount.Nano()
-		mcmsTxs[i], err = mcmston.NewTransaction(msg.DstAddr, body.BeginParse(), value, m.ContractType, m.ContractVersion, m.ContractTypeFull, m.Tags)
+		s, err := body.BeginParse()
+		if err != nil {
+			return types.BatchOperation{}, fmt.Errorf("failed to begin parse body for plan %d: %w", i, err)
+		}
+		mcmsTxs[i], err = mcmston.NewTransaction(msg.DstAddr, s, value, m.ContractType, m.ContractVersion, m.ContractTypeFull, m.Tags)
 		if err != nil {
 			return types.BatchOperation{}, fmt.Errorf("failed to create mcms transaction: %w", err)
 		}
diff --git a/deployment/testadapter/test_adapter.go b/deployment/testadapter/test_adapter.go
index c4761ba14..62d2116c6 100644
--- a/deployment/testadapter/test_adapter.go
+++ b/deployment/testadapter/test_adapter.go
@@ -669,7 +669,12 @@ func waitForReceivedMsgFlatten(ctx context.Context, l logger.Logger, clientConn
 
 			// Add this message to the queue for further processing
 			messagesToProcess = append(messagesToProcess, outMsg)
-			opcode, err := outMsg.InternalMsg.Body.BeginParse().LoadUInt(32)
+			s, err := outMsg.InternalMsg.Body.BeginParse()
+			if err != nil {
+				l.Errorf("failed to begin parse: %v", err)
+				continue
+			}
+			opcode, err := s.LoadUInt(32)
 			if err == nil && opcode == onramp.OpcodeOnRampExecutorFinishedSuccessfully {
 				commitMessage = outMsg
 			}
@@ -681,7 +686,7 @@ func waitForReceivedMsgFlatten(ctx context.Context, l logger.Logger, clientConn
 	}
 
 	var event onramp.CCIPMessageSent
-	err := tlb.LoadFromCell(&event, commitMessage.OutgoingExternalMessages[0].Body.BeginParse())
+	err := tlb.Parse(&event, commitMessage.OutgoingExternalMessages[0].Body)
 	if err != nil {
 		l.Errorf("failed to parse CCIPMessageSent from cell: %v", err)
 		return onramp.CCIPMessageSent{}, err
diff --git a/devenv/go.mod b/devenv/go.mod
index a5639e93d..ce2315202 100644
--- a/devenv/go.mod
+++ b/devenv/go.mod
@@ -20,12 +20,12 @@ require (
 	github.com/smartcontractkit/chainlink-testing-framework/framework v0.16.1
 	github.com/smartcontractkit/chainlink-ton v1.0.5-0.20260710204427-f53ee44a1088
 	github.com/smartcontractkit/chainlink-ton/deployment v0.0.0-20260513143859-5836cab366c3
-	github.com/xssnick/tonutils-go v1.14.1
+	github.com/xssnick/tonutils-go v1.18.0
 )
 
 require (
 	dario.cat/mergo v1.0.2 // indirect
-	filippo.io/edwards25519 v1.1.1 // indirect
+	filippo.io/edwards25519 v1.2.0 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c // indirect
 	github.com/BurntSushi/toml v1.5.0 // indirect
 	github.com/Microsoft/go-winio v0.6.2 // indirect
@@ -156,6 +156,7 @@ require (
 	github.com/opencontainers/image-spec v1.1.1 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.3.0 // indirect
+	github.com/pierrec/lz4/v4 v4.1.27 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
@@ -168,7 +169,6 @@ require (
 	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
 	github.com/shirou/gopsutil/v4 v4.26.3 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
-	github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 // indirect
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/smartcontractkit/chainlink-aptos v0.0.0-20260428085939-5c70de12dbfc // indirect
 	github.com/smartcontractkit/chainlink-ccip/chains/solana v0.0.0-20260121163256-85accaf3d28d // indirect
diff --git a/devenv/go.sum b/devenv/go.sum
index 97716b9cc..562d628fc 100644
--- a/devenv/go.sum
+++ b/devenv/go.sum
@@ -2,8 +2,8 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 dario.cat/mergo v1.0.2 h1:85+piFYR1tMbRrLcDwR18y4UKJ3aH1Tbzi24VRW1TK8=
 dario.cat/mergo v1.0.2/go.mod h1:E/hbnu0NxMFBjpMIE34DRGLWqDy0g5FuKDhCb31ngxA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-filippo.io/edwards25519 v1.1.1 h1:YpjwWWlNmGIDyXOn8zLzqiD+9TyIlPhGFG96P39uBpw=
-filippo.io/edwards25519 v1.1.1/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
+filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 github.com/AdaLogics/go-fuzz-headers v0.0.0-20240806141605-e8a1dd7889d6 h1:He8afgbRMd7mFxO99hRNu+6tazq8nFF9lIwo9JFroBk=
 github.com/AdaLogics/go-fuzz-headers v0.0.0-20240806141605-e8a1dd7889d6/go.mod h1:8o94RPi1/7XTJvwPpRSzSUedZrtlirdB3r9Z20bi2f8=
 github.com/AlekSi/pointer v1.1.0 h1:SSDMPcXD9jSl8FPy9cRzoRaMJtm9g9ggGTxecRUbQoI=
@@ -558,8 +558,8 @@ github.com/pelletier/go-toml/v2 v2.3.0 h1:k59bC/lIZREW0/iVaQR8nDHxVq8OVlIzYCOJf4
 github.com/pelletier/go-toml/v2 v2.3.0/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7 h1:oYW+YCJ1pachXTQmzR3rNLYGGz4g/UgFcjb28p/viDM=
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7/go.mod h1:CRroGNssyjTd/qIG2FyxByd2S8JEAZXBl4qUrZf8GS0=
-github.com/pierrec/lz4/v4 v4.1.22 h1:cKFw6uJDK+/gfw5BcDL0JL5aBsAFdsIT18eRtLj7VIU=
-github.com/pierrec/lz4/v4 v4.1.22/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pierrec/lz4/v4 v4.1.27 h1:+PhzhWDrjRj89TH2sw43nE3+4+W8lSxIuQadEHZyjUk=
+github.com/pierrec/lz4/v4 v4.1.27/go.mod h1:EoQMVJgeeEOMsCqCzqFm2O0cJvljX2nGZjcRIPL34O4=
 github.com/pion/dtls/v2 v2.2.12 h1:KP7H5/c1EiVAAKUmXyCzPiQe5+bCJrpOeKg/L05dunk=
 github.com/pion/dtls/v2 v2.2.12/go.mod h1:d9SYc9fch0CqK90mRk1dC7AkzzpwJj6u2GU3u+9pqFE=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
@@ -616,8 +616,6 @@ github.com/shirou/gopsutil/v4 v4.26.3/go.mod h1:LZ6ewCSkBqUpvSOf+LsTGnRinC6iaNUN
 github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
 github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 h1:aQKxg3+2p+IFXXg97McgDGT5zcMrQoi0EICZs8Pgchs=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3/go.mod h1:9/etS5gpQq9BJsJMWg1wpLbfuSnkm8dPF6FdW2JXVhA=
 github.com/sirupsen/logrus v1.9.4 h1:TsZE7l11zFCLZnZ+teH4Umoq5BhEIfIzfRDZ1Uzql2w=
 github.com/sirupsen/logrus v1.9.4/go.mod h1:ftWc9WdOfJ0a92nsE2jF5u5ZwH8Bv2zdeOC42RjbV2g=
 github.com/smartcontractkit/ccip-owner-contracts v0.1.0 h1:GiBDtlx7539o7AKlDV+9LsA7vTMPv+0n7ClhSFnZFAk=
@@ -735,8 +733,8 @@ github.com/xdrpp/goxdr v0.1.1 h1:E1B2c6E8eYhOVyd7yEpOyopzTPirUeF6mVOfXfGyJyc=
 github.com/xdrpp/goxdr v0.1.1/go.mod h1:dXo1scL/l6s7iME1gxHWo2XCppbHEKZS7m/KyYWkNzA=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 h1:gEOO8jv9F4OT7lGCjxCBTO/36wtF6j2nSip77qHd4x4=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
-github.com/xssnick/tonutils-go v1.14.1 h1:zV/iVYl/h3hArS+tPsd9XrSFfGert3r21caMltPSeHg=
-github.com/xssnick/tonutils-go v1.14.1/go.mod h1:68xwWjpoGGqiTbLJ0gT63sKu1Z1moCnDLLzA+DKanIg=
+github.com/xssnick/tonutils-go v1.18.0 h1:VDH614303RfPQxO4e/GcfrtWbL3WanpHIfxlWVd0Ea0=
+github.com/xssnick/tonutils-go v1.18.0/go.mod h1:4z7dSfiufWiE2SnzgM0IYzlwpJ5UlHyPH45HP0QZNzQ=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
diff --git a/go.mod b/go.mod
index 39bbb928c..1966099f5 100644
--- a/go.mod
+++ b/go.mod
@@ -2,6 +2,9 @@ module github.com/smartcontractkit/chainlink-ton
 
 go 1.26.2
 
+// Temporary for merging PR
+replace github.com/smartcontractkit/chainlink-ton/cciplib => ./cciplib // TODO remove local replace
+
 require (
 	github.com/Masterminds/semver/v3 v3.4.0
 	github.com/TyphonHill/go-mermaid v1.0.0
@@ -19,7 +22,7 @@ require (
 	github.com/smartcontractkit/libocr v0.0.0-20260304194147-a03701e2c02e
 	github.com/spf13/cobra v1.10.2
 	github.com/stretchr/testify v1.11.1
-	github.com/xssnick/tonutils-go v1.14.1
+	github.com/xssnick/tonutils-go v1.18.0
 	go.opentelemetry.io/otel v1.44.0
 	go.opentelemetry.io/otel/metric v1.44.0
 	go.uber.org/zap v1.27.1
@@ -27,8 +30,10 @@ require (
 	golang.org/x/sync v0.22.0
 )
 
+require github.com/pierrec/lz4/v4 v4.1.27 // indirect
+
 require (
-	filippo.io/edwards25519 v1.1.1 // indirect
+	filippo.io/edwards25519 v1.2.0 // indirect
 	github.com/XSAM/otelsql v0.37.0 // indirect
 	github.com/bahlo/generic-list-go v0.2.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
@@ -97,7 +102,6 @@ require (
 	github.com/santhosh-tekuri/jsonschema/v5 v5.3.1 // indirect
 	github.com/scylladb/go-reflectx v1.0.1 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
-	github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 // indirect
 	github.com/smartcontractkit/chainlink-common/pkg/chipingress v0.0.10 // indirect
 	github.com/smartcontractkit/chainlink-protos/cre/go v0.0.0-20260326111235-8c09d1a4491f // indirect
 	github.com/smartcontractkit/chainlink-protos/linking-service/go v0.0.0-20251002192024-d2ad9222409b // indirect
diff --git a/go.sum b/go.sum
index 6b38ae7fb..8ad8abae4 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-filippo.io/edwards25519 v1.1.1 h1:YpjwWWlNmGIDyXOn8zLzqiD+9TyIlPhGFG96P39uBpw=
-filippo.io/edwards25519 v1.1.1/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
+filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Masterminds/semver/v3 v3.1.1/go.mod h1:VPu/7SZ7ePZ3QOrcuXROw5FAcLl4a0cBrbBpGY/8hQs=
 github.com/Masterminds/semver/v3 v3.4.0 h1:Zog+i5UMtVoCU8oKka5P7i9q9HgrJeGzI9SA1Xbatp0=
@@ -289,8 +289,8 @@ github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3v
 github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
 github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
 github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
-github.com/pierrec/lz4/v4 v4.1.22 h1:cKFw6uJDK+/gfw5BcDL0JL5aBsAFdsIT18eRtLj7VIU=
-github.com/pierrec/lz4/v4 v4.1.22/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pierrec/lz4/v4 v4.1.27 h1:+PhzhWDrjRj89TH2sw43nE3+4+W8lSxIuQadEHZyjUk=
+github.com/pierrec/lz4/v4 v4.1.27/go.mod h1:EoQMVJgeeEOMsCqCzqFm2O0cJvljX2nGZjcRIPL34O4=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
@@ -324,8 +324,6 @@ github.com/shopspring/decimal v0.0.0-20180709203117-cd690d0c9e24/go.mod h1:M+9Nz
 github.com/shopspring/decimal v1.2.0/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
 github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 h1:aQKxg3+2p+IFXXg97McgDGT5zcMrQoi0EICZs8Pgchs=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3/go.mod h1:9/etS5gpQq9BJsJMWg1wpLbfuSnkm8dPF6FdW2JXVhA=
 github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
 github.com/smartcontractkit/chain-selectors v1.0.98 h1:fuI7CQ1o5cX64eO4/LvwtfhdpGFH5vnsM/bFHRwEiww=
@@ -346,8 +344,6 @@ github.com/smartcontractkit/chainlink-protos/linking-service/go v0.0.0-202510021
 github.com/smartcontractkit/chainlink-protos/linking-service/go v0.0.0-20251002192024-d2ad9222409b/go.mod h1:qSTSwX3cBP3FKQwQacdjArqv0g6QnukjV4XuzO6UyoY=
 github.com/smartcontractkit/chainlink-protos/node-platform v0.0.0-20260211172625-dff40e83b3c9 h1:hhevsu8k7tlDRrYZmgAh7V4avGQDMvus1bwIlial3Ps=
 github.com/smartcontractkit/chainlink-protos/node-platform v0.0.0-20260211172625-dff40e83b3c9/go.mod h1:dkR2uYg9XYJuT1JASkPzWE51jjFkVb86P7a/yXe5/GM=
-github.com/smartcontractkit/chainlink-ton/cciplib v0.1.1-0.20260714130443-bb3cf7801e11 h1:2iRvjIWJaMZVcxq2wzh+byT6OX1UVKWmsyfGFb5MeSM=
-github.com/smartcontractkit/chainlink-ton/cciplib v0.1.1-0.20260714130443-bb3cf7801e11/go.mod h1:WjihFo64itMaOcaDMJ97iz0cJYO2zlLfPdUkF7/mQNo=
 github.com/smartcontractkit/freeport v0.1.3-0.20250828155247-add56fa28aad h1:lgHxTHuzJIF3Vj6LSMOnjhqKgRqYW+0MV2SExtCYL1Q=
 github.com/smartcontractkit/freeport v0.1.3-0.20250828155247-add56fa28aad/go.mod h1:T4zH9R8R8lVWKfU7tUvYz2o2jMv1OpGCdpY2j2QZXzU=
 github.com/smartcontractkit/grpc-proxy v0.0.0-20240830132753-a7e17fec5ab7 h1:12ijqMM9tvYVEm+nR826WsrNi6zCKpwBhuApq127wHs=
@@ -393,8 +389,8 @@ github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/
 github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
 github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
-github.com/xssnick/tonutils-go v1.14.1 h1:zV/iVYl/h3hArS+tPsd9XrSFfGert3r21caMltPSeHg=
-github.com/xssnick/tonutils-go v1.14.1/go.mod h1:68xwWjpoGGqiTbLJ0gT63sKu1Z1moCnDLLzA+DKanIg=
+github.com/xssnick/tonutils-go v1.18.0 h1:VDH614303RfPQxO4e/GcfrtWbL3WanpHIfxlWVd0Ea0=
+github.com/xssnick/tonutils-go v1.18.0/go.mod h1:4z7dSfiufWiE2SnzgM0IYzlwpJ5UlHyPH45HP0QZNzQ=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 github.com/zeebo/xxh3 v1.0.2 h1:xZmwmqxHZA8AI603jOQ0tMqmBr9lPeFwGg6d+xy9DC0=
diff --git a/integration-tests/deployment/ccip/cs_deployer_test.go b/integration-tests/deployment/ccip/cs_deployer_test.go
index 31c5bbaf5..bd9222567 100644
--- a/integration-tests/deployment/ccip/cs_deployer_test.go
+++ b/integration-tests/deployment/ccip/cs_deployer_test.go
@@ -142,7 +142,7 @@ func TestWalletInit(t *testing.T) {
 	balance, err = w.GetBalance(t.Context(), block)
 	require.NoError(t, err)
 	t.Logf("Target wallet balance after second funding attempt (wallet.IgnoreErrors): %s", balance.String())
-	require.Equal(t, -1, tlb.ZeroCoins.Compare(&balance), "Balance should be greater than 0 after funding")
+	require.Equal(t, -1, tlb.ZeroCoins.Compare(balance), "Balance should be greater than 0 after funding")
 
 	// Fund wallet with amount and deploy
 	err = tvm.NewInitializedWallet(t.Context(), tonChain.Wallet, w, amount)
diff --git a/integration-tests/go.mod b/integration-tests/go.mod
index 62103e920..eb856747f 100644
--- a/integration-tests/go.mod
+++ b/integration-tests/go.mod
@@ -36,7 +36,7 @@ require (
 	github.com/smartcontractkit/libocr v0.0.0-20260403184524-b6409238958d
 	github.com/smartcontractkit/mcms v0.45.0
 	github.com/stretchr/testify v1.11.1
-	github.com/xssnick/tonutils-go v1.14.1
+	github.com/xssnick/tonutils-go v1.18.0
 	go.uber.org/zap v1.28.0
 	google.golang.org/grpc v1.81.0
 )
@@ -53,7 +53,7 @@ require (
 	cosmossdk.io/x/tx v0.13.7 // indirect
 	dario.cat/mergo v1.0.2 // indirect
 	filippo.io/bigmod v0.1.0 // indirect
-	filippo.io/edwards25519 v1.1.1 // indirect
+	filippo.io/edwards25519 v1.2.0 // indirect
 	filippo.io/nistec v0.0.4 // indirect
 	github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 // indirect
 	github.com/99designs/keyring v1.2.1 // indirect
@@ -334,7 +334,7 @@ require (
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
 	github.com/petermattis/goid v0.0.0-20240813172612-4fcff4a6cae7 // indirect
-	github.com/pierrec/lz4/v4 v4.1.22 // indirect
+	github.com/pierrec/lz4/v4 v4.1.27 // indirect
 	github.com/pion/dtls/v2 v2.2.12 // indirect
 	github.com/pion/logging v0.2.2 // indirect
 	github.com/pion/stun/v2 v2.0.0 // indirect
@@ -363,7 +363,6 @@ require (
 	github.com/shirou/gopsutil/v3 v3.24.3 // indirect
 	github.com/shirou/gopsutil/v4 v4.26.3 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
-	github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 // indirect
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/smartcontractkit/ccip-contract-examples/chains/evm v0.0.0-20260129135848-c86808ba5cb9 // indirect
 	github.com/smartcontractkit/ccip-owner-contracts v0.1.0 // indirect
diff --git a/integration-tests/go.sum b/integration-tests/go.sum
index f762ea91d..355131bca 100644
--- a/integration-tests/go.sum
+++ b/integration-tests/go.sum
@@ -49,8 +49,8 @@ filippo.io/bigmod v0.1.0 h1:UNzDk7y9ADKST+axd9skUpBQeW7fG2KrTZyOE4uGQy8=
 filippo.io/bigmod v0.1.0/go.mod h1:OjOXDNlClLblvXdwgFFOQFJEocLhhtai8vGLy0JCZlI=
 filippo.io/edwards25519 v1.0.0-rc.1/go.mod h1:N1IkdkCkiLB6tki+MYJoSx2JTY9NUlxZE7eHn5EwJns=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-filippo.io/edwards25519 v1.1.1 h1:YpjwWWlNmGIDyXOn8zLzqiD+9TyIlPhGFG96P39uBpw=
-filippo.io/edwards25519 v1.1.1/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
+filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 filippo.io/nistec v0.0.4 h1:F14ZHT5htWlMnQVPndX9ro9arf56cBhQxq4LnDI491s=
 filippo.io/nistec v0.0.4/go.mod h1:PK/lw8I1gQT4hUML4QGaqljwdDaFcMyFKSXN7kjrtKI=
 github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 h1:/vQbFIOMbk2FiG/kXiLl8BRyzTWDw7gX/Hz7Dd5eDMs=
@@ -1175,8 +1175,8 @@ github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7 h1:oYW+YCJ1pachXTQm
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7/go.mod h1:CRroGNssyjTd/qIG2FyxByd2S8JEAZXBl4qUrZf8GS0=
 github.com/petermattis/goid v0.0.0-20240813172612-4fcff4a6cae7 h1:Dx7Ovyv/SFnMFw3fD4oEoeorXc6saIiQ23LrGLth0Gw=
 github.com/petermattis/goid v0.0.0-20240813172612-4fcff4a6cae7/go.mod h1:pxMtw7cyUw6B2bRH0ZBANSPg+AoSud1I1iyJHI69jH4=
-github.com/pierrec/lz4/v4 v4.1.22 h1:cKFw6uJDK+/gfw5BcDL0JL5aBsAFdsIT18eRtLj7VIU=
-github.com/pierrec/lz4/v4 v4.1.22/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pierrec/lz4/v4 v4.1.27 h1:+PhzhWDrjRj89TH2sw43nE3+4+W8lSxIuQadEHZyjUk=
+github.com/pierrec/lz4/v4 v4.1.27/go.mod h1:EoQMVJgeeEOMsCqCzqFm2O0cJvljX2nGZjcRIPL34O4=
 github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4=
 github.com/pingcap/errors v0.11.4/go.mod h1:Oi8TUi2kEtXXLMJk9l1cGmz20kV3TaQ0usTwv5KuLY8=
 github.com/pion/dtls/v2 v2.2.7/go.mod h1:8WiMkebSHFD0T+dIU+UeBaoV7kDhOW5oDCzZ7WZ/F9s=
@@ -1306,8 +1306,6 @@ github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFR
 github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
 github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 h1:aQKxg3+2p+IFXXg97McgDGT5zcMrQoi0EICZs8Pgchs=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3/go.mod h1:9/etS5gpQq9BJsJMWg1wpLbfuSnkm8dPF6FdW2JXVhA=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
@@ -1570,8 +1568,8 @@ github.com/xlab/treeprint v1.2.0 h1:HzHnuAF1plUN2zGlAFHbSQP2qJ0ZAD3XF5XD7OesXRQ=
 github.com/xlab/treeprint v1.2.0/go.mod h1:gj5Gd3gPdKtR1ikdDK6fnFLdmIS0X30kTTuNd/WEJu0=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 h1:gEOO8jv9F4OT7lGCjxCBTO/36wtF6j2nSip77qHd4x4=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
-github.com/xssnick/tonutils-go v1.14.1 h1:zV/iVYl/h3hArS+tPsd9XrSFfGert3r21caMltPSeHg=
-github.com/xssnick/tonutils-go v1.14.1/go.mod h1:68xwWjpoGGqiTbLJ0gT63sKu1Z1moCnDLLzA+DKanIg=
+github.com/xssnick/tonutils-go v1.18.0 h1:VDH614303RfPQxO4e/GcfrtWbL3WanpHIfxlWVd0Ea0=
+github.com/xssnick/tonutils-go v1.18.0/go.mod h1:4z7dSfiufWiE2SnzgM0IYzlwpJ5UlHyPH45HP0QZNzQ=
 github.com/xyproto/randomstring v1.0.5 h1:YtlWPoRdgMu3NZtP45drfy1GKoojuR7hmRcnhZqKjWU=
 github.com/xyproto/randomstring v1.0.5/go.mod h1:rgmS5DeNXLivK7YprL0pY+lTuhNQW3iGxZ18UQApw/E=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
diff --git a/integration-tests/jetton/jetton_test.go b/integration-tests/jetton/jetton_test.go
index 572662120..6e473fffb 100644
--- a/integration-tests/jetton/jetton_test.go
+++ b/integration-tests/jetton/jetton_test.go
@@ -710,7 +710,7 @@ func TestJettonAll(t *testing.T) {
 		require.NotNil(t, insufficientFeeEventMessage, "Insufficient fee event message should not be nil")
 
 		insufficientFeeEvent := &jetton_testing_wrappers.InsufficientFeeEvent{}
-		err = tlb.LoadFromCell(insufficientFeeEvent, insufficientFeeEventMessage.Body.BeginParse())
+		err = tlb.Parse(insufficientFeeEvent, insufficientFeeEventMessage.Body)
 		require.NoError(t, err, "failed to load InsufficientFeeEvent: ", err)
 		assert.True(t, setup.Sender.Contract.Address.Equals(insufficientFeeEvent.Sender), "Sender address should match")
 		assert.Equal(t, queryID, insufficientFeeEvent.QueryID, "Query ID should match")
@@ -725,17 +725,17 @@ func TestJettonAll(t *testing.T) {
 		require.NotNil(t, acceptedRequestEventMessage, "Accepted request event message should not be nil")
 
 		acceptedRequestEvent := &jetton_testing_wrappers.AcceptedRequestEvent{}
-		err = tlb.LoadFromCell(acceptedRequestEvent, acceptedRequestEventMessage.Body.BeginParse())
+		err = tlb.Parse(acceptedRequestEvent, acceptedRequestEventMessage.Body)
 		require.NoError(t, err, "failed to parse accepted request event")
 
 		assert.True(t, setup.Sender.Contract.Address.Equals(acceptedRequestEvent.Sender), "Sender address should match")
 		assert.Equal(t, queryID, acceptedRequestEvent.QueryID, "Query ID should match")
-		_, payloadBuf, err := acceptedRequestEvent.Payload.BeginParse().RestBits()
+		_, payloadBuf, err := acceptedRequestEvent.Payload.MustBeginParse().RestBits()
 		require.NoError(t, err, "failed to parse payload")
 		assert.Equal(t, buf, payloadBuf, "Payload should match")
 		jettonReceiverDataAfter2, err := receiverJettonWallet.GetBalance(t.Context())
 		require.NoError(t, err, "failed to get receiver wallet balance after accepted request")
-		expectedJettonAmount, err := insufficientJettonTransferAmount.Add(&sufficientJettonTransferAmount)
+		expectedJettonAmount, err := insufficientJettonTransferAmount.Add(sufficientJettonTransferAmount)
 		require.NoError(t, err, "failed to calculate expected jetton amount")
 		assert.Equal(t, expectedJettonAmount.Nano().Uint64(), jettonReceiverDataAfter2.Uint64(), "Receiver wallet balance should match the sum of insufficient and sufficient jetton transfer amounts")
 	})
diff --git a/integration-tests/smoke/chainaccessor/accessor_test.go b/integration-tests/smoke/chainaccessor/accessor_test.go
index df63b311d..f289a729a 100644
--- a/integration-tests/smoke/chainaccessor/accessor_test.go
+++ b/integration-tests/smoke/chainaccessor/accessor_test.go
@@ -107,7 +107,7 @@ func Test_TonAccessorMessageSentEventQueries(t *testing.T) {
 
 	skipMagic := true // logpoller skips the opcode
 	var messageSent onramp.CCIPMessageSent
-	err = tlb.LoadFromCell(&messageSent, messageSentCell.BeginParse(), skipMagic)
+	err = tlb.LoadFromCell(&messageSent, messageSentCell.MustBeginParse(), skipMagic)
 	require.NoError(t, err, "failed to decode CCIPMessageSent from BOC")
 
 	// Validate expected values from the TypeScript test
@@ -132,7 +132,7 @@ func Test_TonAccessor_MsgsBetweenSeqNums(t *testing.T) {
 				require.NoError(t, err)
 
 				var messageSent onramp.CCIPMessageSent
-				err = tlb.LoadFromCell(&messageSent, bocCell.BeginParse(), true)
+				err = tlb.LoadFromCell(&messageSent, bocCell.MustBeginParse(), true)
 				require.NoError(t, err)
 
 				require.Equal(t, tc.SeqNum, messageSent.Message.Header.SequenceNumber)
@@ -170,7 +170,7 @@ func Test_TonAccessorCommitEventQueries(t *testing.T) {
 	t.Run("Analyze BOC structure - MerkleRoot detection", func(t *testing.T) {
 		// Examine cell data to understand 'maybe' encoding pattern
 		t.Logf("=== MerkleRoot Only BOC Analysis ===")
-		merkleParser := merkleRootOnlyCell.BeginParse()
+		merkleParser := merkleRootOnlyCell.MustBeginParse()
 		t.Logf("BOC Hex: %s", CommitReportAcceptedMerkleRootOnlyBOC)
 		t.Logf("Cell bits remaining: %d", merkleParser.BitsLeft())
 
@@ -187,7 +187,7 @@ func Test_TonAccessorCommitEventQueries(t *testing.T) {
 		}
 
 		t.Logf("=== Price Updates Only BOC Analysis ===")
-		priceParser := priceOnlyCell.BeginParse()
+		priceParser := priceOnlyCell.MustBeginParse()
 		t.Logf("BOC Hex: %s", CommitReportAcceptedPriceOnlyBOC)
 		t.Logf("Cell bits remaining: %d", priceParser.BitsLeft())
 
@@ -204,7 +204,7 @@ func Test_TonAccessorCommitEventQueries(t *testing.T) {
 		}
 
 		t.Logf("=== Both MerkleRoot AND PriceUpdates BOC Analysis ===")
-		bothParser := bothCell.BeginParse()
+		bothParser := bothCell.MustBeginParse()
 		t.Logf("BOC Hex: %s", CommitReportAcceptedBothBOC)
 		t.Logf("Cell bits remaining: %d", bothParser.BitsLeft())
 
@@ -224,7 +224,7 @@ func Test_TonAccessorCommitEventQueries(t *testing.T) {
 	t.Run("Test BOC decoding - Merkle Root only", func(t *testing.T) {
 		// Decode using Go bindings
 		var commitReportAccepted offramp.CommitReportAccepted
-		err = tlb.LoadFromCell(&commitReportAccepted, merkleRootOnlyCell.BeginParse())
+		err = tlb.Parse(&commitReportAccepted, merkleRootOnlyCell)
 		require.NoError(t, err, "failed to decode CommitReportAccepted from BOC")
 
 		// Validate the decoded data
@@ -247,7 +247,7 @@ func Test_TonAccessorCommitEventQueries(t *testing.T) {
 	t.Run("Test BOC decoding - Price Updates only", func(t *testing.T) {
 		// Decode using Go bindings
 		var commitReportAccepted offramp.CommitReportAccepted
-		err = tlb.LoadFromCell(&commitReportAccepted, priceOnlyCell.BeginParse())
+		err = tlb.Parse(&commitReportAccepted, priceOnlyCell)
 		require.NoError(t, err, "failed to decode CommitReportAccepted from BOC")
 
 		// Validate the decoded data
@@ -294,7 +294,7 @@ func Test_TonAccessorCommitEventQueries(t *testing.T) {
 	t.Run("Test BOC decoding - Both MerkleRoot and PriceUpdates", func(t *testing.T) {
 		// Decode using Go bindings
 		var commitReportAccepted offramp.CommitReportAccepted
-		err = tlb.LoadFromCell(&commitReportAccepted, bothCell.BeginParse())
+		err = tlb.Parse(&commitReportAccepted, bothCell)
 		require.NoError(t, err, "failed to decode CommitReportAccepted from BOC")
 
 		// Validate the decoded data
@@ -689,7 +689,7 @@ func Test_TonAccessorExecutionStateChangedEventQueries(t *testing.T) {
 			require.NoError(t, err, "failed to parse BOC from hex")
 
 			var execEvent offramp.ExecutionStateChanged
-			err = tlb.LoadFromCell(&execEvent, bocCell.BeginParse(), true) // Skip magic for logpoller
+			err = tlb.LoadFromCell(&execEvent, bocCell.MustBeginParse(), true) // Skip magic for logpoller
 			require.NoError(t, err, "failed to decode ExecutionStateChanged from BOC")
 
 			// Validate expected values from the TypeScript test
diff --git a/integration-tests/smoke/logpoller/helper/event_emitter.go b/integration-tests/smoke/logpoller/helper/event_emitter.go
index 95abe500c..7b2e97f90 100644
--- a/integration-tests/smoke/logpoller/helper/event_emitter.go
+++ b/integration-tests/smoke/logpoller/helper/event_emitter.go
@@ -63,7 +63,7 @@ func VerifyAllCountLogs(indexedCells []*cell.Cell, expectedCount int) error {
 	// parse all events and track counters
 	for i, cell := range indexedCells {
 		var event counter.CountIncreased
-		err := tlb.LoadFromCell(&event, cell.BeginParse(), true)
+		err := tlb.LoadFromCell(&event, cell.MustBeginParse(), true)
 		if err != nil {
 			return fmt.Errorf("failed to parse event #%d: %w", i, err)
 		}
diff --git a/integration-tests/smoke/logpoller/log_poller_test.go b/integration-tests/smoke/logpoller/log_poller_test.go
index 2ad8ae0bd..0d2ef3abd 100644
--- a/integration-tests/smoke/logpoller/log_poller_test.go
+++ b/integration-tests/smoke/logpoller/log_poller_test.go
@@ -357,7 +357,7 @@ func Test_LogPoller(t *testing.T) {
 			if len(resA) != targetCounter {
 				for _, data := range indexedLogsA {
 					var event counter.CountIncreased
-					err = tlb.LoadFromCell(&event, data.BeginParse())
+					err = tlb.Parse(&event, data)
 					require.NoError(t, err)
 					t.Logf("emitterA Event Counter=%d", event.Value)
 				}
@@ -368,7 +368,7 @@ func Test_LogPoller(t *testing.T) {
 			if len(resB) != targetCounter {
 				for _, data := range indexedLogsB {
 					var event counter.CountIncreased
-					err = tlb.LoadFromCell(&event, data.BeginParse())
+					err = tlb.Parse(&event, data)
 					require.NoError(t, err)
 					t.Logf("emitterB Event Counter=%d", event.Value)
 				}
@@ -409,7 +409,7 @@ func Test_LogPoller(t *testing.T) {
 					t.Logf("emitterA Reply Log: %s", log.String())
 
 					var event counter.CountIncreasedMsg
-					err = tlb.LoadFromCell(&event, log.Data.BeginParse(), true)
+					err = tlb.LoadFromCell(&event, log.Data.MustBeginParse(), true)
 					require.NoError(t, err)
 
 					t.Logf("emitterA Reply Event Counter=%d", event.Value)
@@ -487,7 +487,7 @@ func Test_LogPoller(t *testing.T) {
 				// Parse the logs manually since FilterBytes doesn't parse events
 				for _, log := range result {
 					var event counter.CountIncreased
-					lerr := tlb.LoadFromCell(&event, log.Data.BeginParse())
+					lerr := tlb.Parse(&event, log.Data)
 					require.NoError(t, lerr)
 					// check that the counter is within the expected range
 					require.Greater(t, event.Value, uint32(5))
@@ -500,7 +500,7 @@ func Test_LogPoller(t *testing.T) {
 				testCell := cell.BeginCell().
 					MustStoreAddr(emitterA.Wallet()).
 					EndCell()
-				testSlice := testCell.BeginParse()
+				testSlice := testCell.MustBeginParse()
 				senderBytes, sberr := testSlice.LoadSlice(267) // Load exactly 267 bits
 				require.NoError(t, sberr)
 
@@ -522,7 +522,7 @@ func Test_LogPoller(t *testing.T) {
 				// Parse events from logs to verify data
 				for _, log := range result {
 					var event counter.CountIncreased
-					lerr := tlb.LoadFromCell(&event, log.Data.BeginParse())
+					lerr := tlb.Parse(&event, log.Data)
 					require.NoError(t, lerr)
 					// check that the counter is within the expected range
 					require.GreaterOrEqual(t, event.Value, uint32(1))
@@ -553,7 +553,7 @@ func Test_LogPoller(t *testing.T) {
 				// Parse events from logs to verify data
 				for _, log := range result {
 					var event counter.CountIncreased
-					lerr := tlb.LoadFromCell(&event, log.Data.BeginParse())
+					lerr := tlb.Parse(&event, log.Data)
 					require.NoError(t, lerr)
 					// check that the counter is within the expected range
 					require.GreaterOrEqual(t, event.Value, uint32(1))
@@ -581,7 +581,7 @@ func Test_LogPoller(t *testing.T) {
 				seen := make(map[uint32]bool, targetCounter)
 				for _, log := range result {
 					var event counter.CountIncreased
-					err = tlb.LoadFromCell(&event, log.Data.BeginParse())
+					err = tlb.Parse(&event, log.Data)
 					require.NoError(t, err)
 
 					require.GreaterOrEqual(t, event.Value, uint32(1))
@@ -789,7 +789,7 @@ func Test_LogPoller(t *testing.T) {
 				// Verify the filtering worked
 				for _, log := range result {
 					var event counter.CountIncreased
-					err = tlb.LoadFromCell(&event, log.Data.BeginParse())
+					err = tlb.Parse(&event, log.Data)
 					require.NoError(t, err)
 
 					require.GreaterOrEqual(t, event.Value, uint32(from))
diff --git a/pkg/bindings/examples/counter/types_test.go b/pkg/bindings/examples/counter/types_test.go
index a9697c7bb..dc91481ae 100644
--- a/pkg/bindings/examples/counter/types_test.go
+++ b/pkg/bindings/examples/counter/types_test.go
@@ -21,7 +21,7 @@ func TestSetCount_TlbEncodingDecoding(t *testing.T) {
 
 	// Decode from cell
 	var decoded SetCount
-	err = tlb.LoadFromCell(&decoded, c.BeginParse())
+	err = tlb.Parse(&decoded, c)
 	require.NoError(t, err, "tlb.LoadFromCell decoding failed")
 
 	require.Equal(t, original.QueryID, decoded.QueryID, "QueryID mismatch after decoding")
@@ -40,7 +40,7 @@ func TestIncreaseCount_TlbEncodingDecoding(t *testing.T) {
 
 	// Decode from cell
 	var decoded IncreaseCount
-	err = tlb.LoadFromCell(&decoded, c.BeginParse())
+	err = tlb.Parse(&decoded, c)
 	require.NoError(t, err, "tlb.LoadFromCell decoding failed")
 
 	require.Equal(t, original.QueryID, decoded.QueryID, "QueryID mismatch after decoding")
diff --git a/pkg/bindings/lib/access/rbac/reader.go b/pkg/bindings/lib/access/rbac/reader.go
index cfdcb6fbb..f41e0f870 100644
--- a/pkg/bindings/lib/access/rbac/reader.go
+++ b/pkg/bindings/lib/access/rbac/reader.go
@@ -160,7 +160,10 @@ var GetRoleMembers = tvm.Getter[*big.Int, map[*address.Address]bool]{
 			return nil, fmt.Errorf("error getting Cell(0) - getRoleMembers: %w", err)
 		}
 
-		cs := c.BeginParse()
+		cs, err := c.BeginParse()
+		if err != nil {
+			return nil, fmt.Errorf("failed to begin parsing cell - getRoleMembers: %w", err)
+		}
 		dict, err := cs.LoadDict(267) // address keys use 267 bits
 		if err != nil {
 			return nil, fmt.Errorf("error loading dict - getRoleMembers: %w", err)
diff --git a/pkg/bindings/test/examples/jetton/onramp_mock.go b/pkg/bindings/test/examples/jetton/onramp_mock.go
index 7d6cdfeb3..161f8de53 100644
--- a/pkg/bindings/test/examples/jetton/onramp_mock.go
+++ b/pkg/bindings/test/examples/jetton/onramp_mock.go
@@ -82,7 +82,7 @@ type AcceptedRequestEvent struct {
 // Note: This would typically be used when parsing transaction events/logs
 func ParseAcceptedRequestEvent(cell *cell.Cell) (*AcceptedRequestEvent, error) {
 	event := &AcceptedRequestEvent{}
-	err := tlb.LoadFromCell(event, cell.BeginParse())
+	err := tlb.Parse(event, cell)
 	if err != nil {
 		return nil, fmt.Errorf("failed to load AcceptedRequestEvent: %w", err)
 	}
diff --git a/pkg/ccip/bindings/offramp/offramp_test.go b/pkg/ccip/bindings/offramp/offramp_test.go
index c292305ee..de02d0ae6 100644
--- a/pkg/ccip/bindings/offramp/offramp_test.go
+++ b/pkg/ccip/bindings/offramp/offramp_test.go
@@ -95,7 +95,7 @@ func TestCommit_EncodingAndDecoding(t *testing.T) {
 
 	// Decode from cell
 	var decoded Commit
-	err = tlb.LoadFromCell(&decoded, newCell.BeginParse())
+	err = tlb.Parse(&decoded, newCell)
 	require.NoError(t, err)
 	require.Equal(t, c.Hash(), newCell.Hash())
 	require.Equal(t, commitReport, decoded.CommitReport)
@@ -171,7 +171,7 @@ func TestExecute_EncodingAndDecoding(t *testing.T) {
 
 	// Decode from cell
 	var decoded Execute
-	err = tlb.LoadFromCell(&decoded, newCell.BeginParse())
+	err = tlb.Parse(&decoded, newCell)
 	require.NoError(t, err)
 	require.Equal(t, c.Hash(), newCell.Hash())
 	require.Len(t, decoded.ExecuteReport.Message.TokenAmounts, 2)
@@ -194,7 +194,7 @@ func TestExecuteReport_WithHardCodedTSBytes(t *testing.T) {
 
 	// Load the message from the cell
 	var rampMsg ocr.Any2TVMRampMessage
-	err = tlb.LoadFromCell(&rampMsg, c.BeginParse())
+	err = tlb.Parse(&rampMsg, c)
 	require.NoError(t, err)
 
 	// Convert hex string to bytes
@@ -208,6 +208,6 @@ func TestExecuteReport_WithHardCodedTSBytes(t *testing.T) {
 
 	// Load the message from the cell
 	var report ocr.ExecuteReport
-	err = tlb.LoadFromCell(&report, c.BeginParse())
+	err = tlb.Parse(&report, c)
 	require.NoError(t, err)
 }
diff --git a/pkg/ccip/bindings/offramp/reader.go b/pkg/ccip/bindings/offramp/reader.go
index cf1334449..e3a6efbb7 100644
--- a/pkg/ccip/bindings/offramp/reader.go
+++ b/pkg/ccip/bindings/offramp/reader.go
@@ -44,7 +44,7 @@ var GetOCR3Config = tvm.NewNoArgsGetter(tvm.NoArgsOpts[OCR3Base]{
 			}
 
 			var config OCR3Config
-			if err = tlb.LoadFromCell(&config, configCell.BeginParse()); err != nil {
+			if err = tlb.Parse(&config, configCell); err != nil {
 				return c, fmt.Errorf("load OCR3Config from cell: %w", err)
 			}
 			c.Commit = &config
@@ -62,7 +62,7 @@ var GetOCR3Config = tvm.NewNoArgsGetter(tvm.NoArgsOpts[OCR3Base]{
 			}
 
 			var config OCR3Config
-			if err = tlb.LoadFromCell(&config, configCell.BeginParse()); err != nil {
+			if err = tlb.Parse(&config, configCell); err != nil {
 				return c, fmt.Errorf("load OCR3Config from cell: %w", err)
 			}
 			c.Execute = &config
diff --git a/pkg/ccip/bindings/tokenpool/reader.go b/pkg/ccip/bindings/tokenpool/reader.go
index 02fc88ac3..7c34900e3 100644
--- a/pkg/ccip/bindings/tokenpool/reader.go
+++ b/pkg/ccip/bindings/tokenpool/reader.go
@@ -343,7 +343,7 @@ var GetTokenTransferFeeConfig = tvm.Getter[uint64, GetTokenTransferFeeConfigResu
 		}
 
 		var cfg TokenTransferFeeConfig
-		if err := tlb.LoadFromCell(&cfg, c.BeginParse()); err != nil {
+		if err := tlb.Parse(&cfg, c); err != nil {
 			return GetTokenTransferFeeConfigResult{}, fmt.Errorf("error decoding TokenTransferFeeConfig: %w", err)
 		}
 
@@ -367,7 +367,7 @@ var GetCurrentRateLimiterState = tvm.Getter[GetCurrentRateLimiterStateArgs, Rate
 		}
 
 		var pair RateLimiterPair
-		if err := tlb.LoadFromCell(&pair, c.BeginParse()); err != nil {
+		if err := tlb.Parse(&pair, c); err != nil {
 			return RateLimiterPair{}, fmt.Errorf("error decoding RateLimiterPair: %w", err)
 		}
 
@@ -414,7 +414,7 @@ var GetAdminConfig = tvm.NewNoArgsGetter(tvm.NoArgsOpts[AdminConfig]{
 		}
 
 		var cfg AdminConfig
-		if err := tlb.LoadFromCell(&cfg, c.BeginParse()); err != nil {
+		if err := tlb.Parse(&cfg, c); err != nil {
 			return AdminConfig{}, fmt.Errorf("error decoding AdminConfig: %w", err)
 		}
 
@@ -434,7 +434,7 @@ var GetMirroredPolicy = tvm.NewNoArgsGetter(tvm.NoArgsOpts[MirroredPolicy]{
 		}
 
 		var mp MirroredPolicy
-		if err := tlb.LoadFromCell(&mp, c.BeginParse()); err != nil {
+		if err := tlb.Parse(&mp, c); err != nil {
 			return MirroredPolicy{}, fmt.Errorf("error decoding MirroredPolicy: %w", err)
 		}
 
@@ -463,7 +463,7 @@ var GetRemoteChainConfig = tvm.Getter[uint64, GetRemoteChainConfigResult]{
 		}
 
 		var cfg RemoteChainConfig
-		if err := tlb.LoadFromCell(&cfg, c.BeginParse()); err != nil {
+		if err := tlb.Parse(&cfg, c); err != nil {
 			return GetRemoteChainConfigResult{}, fmt.Errorf("error decoding RemoteChainConfig: %w", err)
 		}
 
@@ -488,7 +488,10 @@ func loadCrossChainAddressFromCell(c *cell.Cell) (common.CrossChainAddress, erro
 		return nil, errors.New("nil cell")
 	}
 
-	cs := c.BeginParse()
+	cs, err := c.BeginParse()
+	if err != nil {
+		return nil, fmt.Errorf("failed to begin parsing cell: %w", err)
+	}
 	return common.LoadCrossChainAddressWithoutPrefix(cs)
 }
 
diff --git a/pkg/ccip/chainaccessor/ton_accessor.go b/pkg/ccip/chainaccessor/ton_accessor.go
index 5e0c0c24f..339645cad 100644
--- a/pkg/ccip/chainaccessor/ton_accessor.go
+++ b/pkg/ccip/chainaccessor/ton_accessor.go
@@ -378,7 +378,11 @@ func (a *TONAccessor) LatestMessageTo(ctx context.Context, dest ccipocr3.ChainSe
 
 	var event onramp.CCIPMessageSent
 	const skipMagic = true // Always skip magic (opcode in msg) when parsing log cells, we only store message body
-	if parseErr := tlb.LoadFromCell(&event, log.Data.BeginParse(), skipMagic); parseErr != nil {
+	s, err := log.Data.BeginParse()
+	if err != nil {
+		return 0, fmt.Errorf("failed to begin parsing log data cell: %w", err)
+	}
+	if parseErr := tlb.LoadFromCell(&event, s, skipMagic); parseErr != nil {
 		return 0, fmt.Errorf("failed to decode log at tx %s: %w", hex.EncodeToString(log.TxHash[:]), parseErr)
 	}
 
diff --git a/pkg/ccip/model/common.go b/pkg/ccip/model/common.go
index 22356bd18..2eb1323de 100644
--- a/pkg/ccip/model/common.go
+++ b/pkg/ccip/model/common.go
@@ -24,7 +24,7 @@ func FromBindingDataHex[B any, M Mapper[B]](m M, dataHex string) error {
 	}
 
 	var raw B
-	if err := tlb.LoadFromCell(&raw, root.BeginParse()); err != nil {
+	if err := tlb.Parse(&raw, root); err != nil {
 		return fmt.Errorf("decode TL-B object: %w", err)
 	}
 
diff --git a/pkg/ccip/model/fee_quoter.go b/pkg/ccip/model/fee_quoter.go
index 49c36a407..a0031b252 100644
--- a/pkg/ccip/model/fee_quoter.go
+++ b/pkg/ccip/model/fee_quoter.go
@@ -221,7 +221,7 @@ func (s *FeeQuoterStorage) FromBinding(raw *feequoter.Storage) error {
 		}
 
 		var gas feequoter.USDPerUnitGas
-		if err3 := tlb.LoadFromCell(&gas, dcc.USDPerUnitGasRef.BeginParse()); err3 != nil {
+		if err3 := tlb.Parse(&gas, dcc.USDPerUnitGasRef); err3 != nil {
 			return fmt.Errorf("error while decoding USDPerUnitGas from DestChainConfigs: %w", err3)
 		}
 
diff --git a/pkg/ccip/ocr/contract_transmitter.go b/pkg/ccip/ocr/contract_transmitter.go
index 87168f097..4ebe88589 100644
--- a/pkg/ccip/ocr/contract_transmitter.go
+++ b/pkg/ccip/ocr/contract_transmitter.go
@@ -153,7 +153,7 @@ var CommitCallData = func(
 	}
 
 	var commitReport ocr.CommitReport
-	if err = tlb.LoadFromCell(&commitReport, reportCell.BeginParse()); err != nil {
+	if err = tlb.Parse(&commitReport, reportCell); err != nil {
 		return nil, fmt.Errorf("cannot decode commit report from cell: %w", err)
 	}
 
@@ -190,7 +190,7 @@ var ExecuteCallData = func(
 
 	// Decode as single ExecuteReport (not array) since TON supports single chain only
 	var executeReport ocr.ExecuteReport
-	if err = tlb.LoadFromCell(&executeReport, reportCell.BeginParse()); err != nil {
+	if err = tlb.Parse(&executeReport, reportCell); err != nil {
 		return nil, fmt.Errorf("cannot decode execute report from cell (reportLen=%d, cellBits=%d, cellRefs=%d): %w",
 			len(report.Report), reportCell.BitsSize(), reportCell.RefsNum(), err)
 	}
@@ -241,24 +241,24 @@ func getReportTxInfo(reportBytes []byte, seqNr uint64, cfg *Config) (txID string
 
 	// Check ExecuteReport first
 	var executeReport ocr.ExecuteReport
-	if err = tlb.LoadFromCell(&executeReport, reportCell.BeginParse()); err == nil {
+	if err = tlb.Parse(&executeReport, reportCell); err == nil {
 		// This is an execute report
 		messageIDHex := hex.EncodeToString(executeReport.Message.Header.MessageID)
 		txID = fmt.Sprintf("seq-%d-msg-%s", seqNr, messageIDHex)
 
 		// Calculate cost: ExecuteCostTON + message gas limit
 		baseCost := tlb.MustFromTON(fmt.Sprintf("%.6f", cfg.ExecuteCostTON))
-		totalCost, err1 := baseCost.Add(&executeReport.Message.GasLimit)
+		totalCost, err1 := baseCost.Add(executeReport.Message.GasLimit)
 		if err1 != nil {
 			return txID, nil, &executeReport.Message.GasLimit, fmt.Errorf("failed to add gas limit to execute cost: %w", err1)
 		}
 
-		return txID, totalCost, &executeReport.Message.GasLimit, nil
+		return txID, &totalCost, &executeReport.Message.GasLimit, nil
 	}
 
 	// Not an execute report, try to decode as CommitReport
 	var commitReport ocr.CommitReport
-	if err = tlb.LoadFromCell(&commitReport, reportCell.BeginParse()); err != nil {
+	if err = tlb.Parse(&commitReport, reportCell); err != nil {
 		return fmt.Sprintf("seq-%d", seqNr), nil, nil, fmt.Errorf("failed to decode as commit report: %w", err)
 	}
 
diff --git a/pkg/logpoller/loader/loader.go b/pkg/logpoller/loader/loader.go
index e722f7db2..d5c8a3b8f 100644
--- a/pkg/logpoller/loader/loader.go
+++ b/pkg/logpoller/loader/loader.go
@@ -266,7 +266,10 @@ func (l *rawTxLoader) listTransactionsWithBlock(ctx context.Context, addr *addre
 		// transaction we've processed yet - we need the txHash parameter from our cursor.
 		// After the first iteration, txHash gets updated to tx.PrevTxHash for the next comparison.
 		for i := range txList {
-			loader := txList[i].BeginParse()
+			loader, err := txList[i].BeginParse()
+			if err != nil {
+				return nil, nil, fmt.Errorf("failed to begin parsing transaction cell: %w", err)
+			}
 
 			var tx tlb.Transaction
 			err = tlb.LoadFromCell(&tx, loader)
diff --git a/pkg/logpoller/query/query.go b/pkg/logpoller/query/query.go
index 7e5efa1b8..0f4397dbf 100644
--- a/pkg/logpoller/query/query.go
+++ b/pkg/logpoller/query/query.go
@@ -200,7 +200,11 @@ func DecodedLogs[T any](logs []models.Log) ([]models.TypedLog[T], error) {
 		var event T
 		// Always skip magic (opcode in msg) when parsing log cells, we only store message body
 		const skipMagic = true
-		if parseErr := tlb.LoadFromCell(&event, log.Data.BeginParse(), skipMagic); parseErr != nil {
+		s, err := log.Data.BeginParse()
+		if err != nil {
+			return nil, fmt.Errorf("failed to begin parse log at tx %s: %w", hex.EncodeToString(log.TxHash[:]), err)
+		}
+		if parseErr := tlb.LoadFromCell(&event, s, skipMagic); parseErr != nil {
 			// Return error when parsing fails - clients can decide how to handle
 			return nil, fmt.Errorf("failed to decode log at tx %s: %w", hex.EncodeToString(log.TxHash[:]), parseErr)
 		}
diff --git a/pkg/logpoller/store/memory/logs.go b/pkg/logpoller/store/memory/logs.go
index 7600b418b..1dedba113 100644
--- a/pkg/logpoller/store/memory/logs.go
+++ b/pkg/logpoller/store/memory/logs.go
@@ -291,7 +291,11 @@ func (s *inMemoryLogs) compareTypedValues(a, b any) (int, bool) {
 // matchBytes checks if a log passes a single byte filter
 func (s *inMemoryLogs) matchBytes(log models.Log, filter *query.ByteFilter) bool {
 	// Extract cell payload as bytes for byte-level filtering
-	_, cellPayload, err := log.Data.BeginParse().RestBits()
+	slice, err := log.Data.BeginParse()
+	if err != nil {
+		return false
+	}
+	_, cellPayload, err := slice.RestBits()
 	if err != nil {
 		return false
 	}
@@ -335,7 +339,11 @@ func (s *inMemoryLogs) passesByteCondition(data []byte, condition query.Conditio
 // matchBits checks if a log passes a bit filter (single bit or bit range)
 func (s *inMemoryLogs) matchBits(log models.Log, filter *query.BitFilter) bool {
 	// Extract cell payload as bits using RestBits() for accurate bit-level processing
-	_, cellPayload, err := log.Data.BeginParse().RestBits()
+	slice, err := log.Data.BeginParse()
+	if err != nil {
+		return false
+	}
+	_, cellPayload, err := slice.RestBits()
 	if err != nil {
 		return false
 	}
diff --git a/pkg/relay/chain.go b/pkg/relay/chain.go
index b219ed169..8382791a5 100644
--- a/pkg/relay/chain.go
+++ b/pkg/relay/chain.go
@@ -373,7 +373,7 @@ func (c *chain) GetClient(ctx context.Context) (ton.APIClientWrapped, error) {
 			continue
 		}
 
-		client := ton.NewAPIClient(connectionPool, ton.ProofCheckPolicyFast).WithRetry(defaultTONClientRetryCount)
+		client := ton.NewAPIClient(connectionPool, ton.ProofCheckPolicyFast).WithRetryTimeout(defaultTONClientRetryCount, 0)
 
 		blockID, err := client.CurrentMasterchainInfo(ctx)
 		if err != nil {
@@ -443,7 +443,7 @@ func (c *chain) GetSignerWallet(ctx context.Context, client ton.APIClientWrapped
 	}
 
 	// Create the wallet from public key + signer wrapper
-	w, err := wallet.FromSigner(client, pubKey, tonconfig.WalletVersion, signer)
+	w, err := wallet.FromPubKeyWithOptions(pubKey, tonconfig.WalletVersion, wallet.WithAPI(client), wallet.WithSigner(signer))
 	if err != nil {
 		return nil, fmt.Errorf("failed to create wallet: %w", err)
 	}
diff --git a/pkg/ton/boc/boc_test.go b/pkg/ton/boc/boc_test.go
index 5e658fe62..a841bf757 100644
--- a/pkg/ton/boc/boc_test.go
+++ b/pkg/ton/boc/boc_test.go
@@ -112,7 +112,9 @@ func TestHeaderLenSimple(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			c := tt.createCell()
-			boc := c.ToBOCWithFlags(tt.withCRC)
+			boc := c.ToBOCWithOptions(cell.BOCSerializeOptions{
+				WithCRC32C: tt.withCRC,
+			})
 
 			headerLen, err := HeaderLen(boc)
 			require.NoError(t, err)
@@ -257,7 +259,7 @@ func TestPayloadByteFiltering(t *testing.T) {
 				require.NoError(t, err)
 
 				var execEvent offramp.ExecutionStateChanged
-				err = tlb.LoadFromCell(&execEvent, bocCell.BeginParse(), true)
+				err = tlb.LoadFromCell(&execEvent, bocCell.MustBeginParse(), true)
 				require.NoError(t, err)
 
 				require.Equal(t, tc.expectedSourceChain, execEvent.SourceChainSelector)
@@ -325,7 +327,7 @@ func TestPayloadByteFiltering(t *testing.T) {
 				require.NoError(t, err)
 
 				var msgEvent onramp.CCIPMessageSent
-				err = tlb.LoadFromCell(&msgEvent, bocCell.BeginParse(), true)
+				err = tlb.LoadFromCell(&msgEvent, bocCell.MustBeginParse(), true)
 				require.NoError(t, err)
 
 				require.Equal(t, tc.expectedSeqNum, msgEvent.Message.Header.SequenceNumber)
@@ -350,15 +352,17 @@ func TestBOCHeaderVariability(t *testing.T) {
 	testCases := []struct {
 		name               string
 		createCell         func() *cell.Cell
-		flags              []bool // withCRC, withIndex, withCache
-		expectedHeaderSize int    // exact expected header size (deterministic!)
+		options            cell.BOCSerializeOptions
+		expectedHeaderSize int // exact expected header size (deterministic!)
 	}{
 		{
 			name: "simple_cell_no_crc",
 			createCell: func() *cell.Cell {
 				return cell.BeginCell().MustStoreUInt(0xABCD, 16).EndCell()
 			},
-			flags: []bool{false}, // no CRC
+			options: cell.BOCSerializeOptions{
+				WithCRC32C: false,
+			},
 			// 1 cell, 1 root, cellSizeBytes=1, sizeBytes=1, no index
 			// Formula: 6 + (3×1) + 1 + (1×1) = 11 bytes
 			expectedHeaderSize: 11,
@@ -368,7 +372,9 @@ func TestBOCHeaderVariability(t *testing.T) {
 			createCell: func() *cell.Cell {
 				return cell.BeginCell().MustStoreUInt(0x12345678, 32).EndCell()
 			},
-			flags: []bool{true}, // with CRC
+			options: cell.BOCSerializeOptions{
+				WithCRC32C: true,
+			},
 			// 1 cell, 1 root, cellSizeBytes=1, sizeBytes=1, no index
 			// Formula: 6 + (3×1) + 1 + (1×1) = 11 bytes
 			expectedHeaderSize: 11,
@@ -378,7 +384,10 @@ func TestBOCHeaderVariability(t *testing.T) {
 			createCell: func() *cell.Cell {
 				return cell.BeginCell().MustStoreUInt(0xDEADBEEF, 32).EndCell()
 			},
-			flags: []bool{true, true}, // CRC + index
+			options: cell.BOCSerializeOptions{
+				WithCRC32C: true,
+				WithIndex:  true,
+			},
 			// 1 cell, 1 root, cellSizeBytes=1, sizeBytes=1, WITH index
 			// Formula: 6 + (3×1) + 1 + (1×1) + (1×1) = 12 bytes
 			expectedHeaderSize: 12,
@@ -397,7 +406,9 @@ func TestBOCHeaderVariability(t *testing.T) {
 					MustStoreRef(ref3).
 					EndCell()
 			},
-			flags: []bool{true}, // with CRC
+			options: cell.BOCSerializeOptions{
+				WithCRC32C: true,
+			},
 			// 4 cells total, 1 root, cellSizeBytes=1, sizeBytes=1, no index
 			// Formula: 6 + (3×1) + 1 + (1×1) = 11 bytes
 			expectedHeaderSize: 11,
@@ -412,7 +423,9 @@ func TestBOCHeaderVariability(t *testing.T) {
 				}
 				return cell.BeginCell().MustStoreSlice(data, 800).EndCell()
 			},
-			flags: []bool{true}, // with CRC
+			options: cell.BOCSerializeOptions{
+				WithCRC32C: true,
+			},
 			// 1 cell, 1 root, cellSizeBytes=1, sizeBytes=1, no index
 			// Formula: 6 + (3×1) + 1 + (1×1) = 11 bytes
 			expectedHeaderSize: 11,
@@ -459,7 +472,9 @@ func TestBOCHeaderVariability(t *testing.T) {
 
 				return cells[0]
 			},
-			flags: []bool{true}, // with CRC
+			options: cell.BOCSerializeOptions{
+				WithCRC32C: true,
+			},
 			// ~400 cells total, 1 root, cellSizeBytes=2, sizeBytes=2, no index
 			// Formula: 6 + (3×2) + 2 + (1×2) = 16 bytes
 			expectedHeaderSize: 16,
@@ -471,7 +486,7 @@ func TestBOCHeaderVariability(t *testing.T) {
 	for _, tc := range testCases {
 		t.Run(tc.name, func(t *testing.T) {
 			testCell := tc.createCell()
-			bocBytes := testCell.ToBOCWithFlags(tc.flags...)
+			bocBytes := testCell.ToBOCWithOptions(tc.options)
 
 			headerLen, err := HeaderLen(bocBytes)
 			require.NoError(t, err)
diff --git a/pkg/ton/codec/debug/decoders/ccip/onramp/onramp.go b/pkg/ton/codec/debug/decoders/ccip/onramp/onramp.go
index 54febff6c..06df504ce 100644
--- a/pkg/ton/codec/debug/decoders/ccip/onramp/onramp.go
+++ b/pkg/ton/codec/debug/decoders/ccip/onramp/onramp.go
@@ -37,7 +37,7 @@ func (d *decoder) EventInfo(dstAddr *address.Address, msg *cell.Cell) (lib.Messa
 	}
 	if topic == onramp.TopicCCIPMessageSent {
 		var ccipMessageSent onramp.CCIPMessageSent
-		err := tlb.LoadFromCell(&ccipMessageSent, msg.BeginParse())
+		err := tlb.Parse(&ccipMessageSent, msg)
 		if err != nil {
 			return nil, err
 		}
diff --git a/pkg/ton/codec/debug/pretty_print.go b/pkg/ton/codec/debug/pretty_print.go
index 8c1e1326d..0b90e1f22 100644
--- a/pkg/ton/codec/debug/pretty_print.go
+++ b/pkg/ton/codec/debug/pretty_print.go
@@ -336,17 +336,21 @@ func NewSimpleInfoUnknown(body string) SimpleInfo {
 }
 
 func describeBody(body *cell.Cell, verbose bool) lib.MessageInfo {
-	slice := body.BeginParse()
+	slice, err := body.BeginParse()
+	if err != nil {
+		return NewSimpleInfoUnknown(fmt.Sprintf("failed to begin parsing body: %v", err))
+	}
 	if slice.BitsLeft() == 0 {
 		return NewSimpleInfoUnknown("empty")
 	}
 	if !verbose {
-		opcode, err := slice.LoadUInt(32)
+		var opcode uint64
+		opcode, err = slice.LoadUInt(32)
 		if err == nil {
 			return NewSimpleInfoUnknown(fmt.Sprintf("opcode: 0x %x", opcode))
 		}
 	}
-	strSnake, err := body.BeginParse().LoadStringSnake()
+	strSnake, err := slice.LoadStringSnake()
 	if err == nil {
 		return NewSimpleInfoUnknown(fmt.Sprintf("stringSnake: %x", strSnake))
 	}
@@ -369,12 +373,15 @@ func describeEmitBody(dstAddr *address.Address, body *cell.Cell, verbose bool) l
 		}
 	}
 
-	slice := body.BeginParse()
+	slice, err := body.BeginParse()
+	if err != nil {
+		return NewSimpleInfo(eventName, fmt.Sprintf("failed to begin parsing body: %v", err))
+	}
 	if slice.BitsLeft() == 0 {
 		return NewSimpleInfo(eventName, "empty")
 	}
 
-	strSnake, err := body.BeginParse().LoadStringSnake()
+	strSnake, err := slice.LoadStringSnake()
 	if err == nil {
 		return NewSimpleInfo(eventName, fmt.Sprintf("stringSnake: %x", strSnake))
 	}
diff --git a/pkg/ton/codec/decoder.go b/pkg/ton/codec/decoder.go
index 627880a64..e1608ef1c 100644
--- a/pkg/ton/codec/decoder.go
+++ b/pkg/ton/codec/decoder.go
@@ -22,7 +22,10 @@ func DecodeTLBCellToAny(c *cell.Cell, tlbs tvm.TLBMap) (any, error) {
 	}
 
 	// Try to decode *cell.Cell as one of the TLBs type by reading the opcode
-	r := c.BeginParse()
+	r, err := c.BeginParse()
+	if err != nil {
+		return nil, fmt.Errorf("failed to begin parsing cell: %w", err)
+	}
 	if r.BitsLeft() == 0 {
 		return nil, ErrUnknownMessage
 	}
diff --git a/pkg/ton/message/message.go b/pkg/ton/message/message.go
index 20fa2f946..5777d0603 100644
--- a/pkg/ton/message/message.go
+++ b/pkg/ton/message/message.go
@@ -44,7 +44,10 @@ func ParseInternalMsg(msg *tlb.InternalMessage) (sig uint32, body *cell.Cell, er
 // extractOpcodeAndBody safely extracts the opcode and remaining body without mutating the original cell
 func extractOpcodeAndBody(payload *cell.Cell) (opcode uint32, remainingBody *cell.Cell, err error) {
 	// create a slice for reading without mutating the original
-	payloadSlice := payload.BeginParse()
+	payloadSlice, err := payload.BeginParse()
+	if err != nil {
+		return 0, nil, fmt.Errorf("failed to begin parsing payload: %w", err)
+	}
 
 	// validate we have enough bits for opcode
 	if payloadSlice.BitsLeft() < 32 {
diff --git a/pkg/ton/tracetracking/message.go b/pkg/ton/tracetracking/message.go
index 7005c4665..e66c5546a 100644
--- a/pkg/ton/tracetracking/message.go
+++ b/pkg/ton/tracetracking/message.go
@@ -99,7 +99,11 @@ type OutgoingExternalMessages struct {
 // This is commonly used for external messages that contain text data or event information.
 // Returns an error if the body cannot be parsed as a string.
 func (e *OutgoingExternalMessages) AsString() (string, error) {
-	str, err := e.Body.BeginParse().LoadStringSnake()
+	s, err := e.Body.BeginParse()
+	if err != nil {
+		return "", fmt.Errorf("failed to begin parsing event body: %w", err)
+	}
+	str, err := s.LoadStringSnake()
 	if err != nil {
 		return "", fmt.Errorf("failed to parse event body: %w", err)
 	}
diff --git a/pkg/txm/txm.go b/pkg/txm/txm.go
index 5aec794d4..ffce5badb 100644
--- a/pkg/txm/txm.go
+++ b/pkg/txm/txm.go
@@ -181,7 +181,7 @@ func (t *Txm) Enqueue(request Request) error {
 		if !transmitterAccount.IsActive || transmitterAccount.State == nil {
 			return fmt.Errorf("failed to get account status: account.IsActive: %v, account.State == nil: %v", transmitterAccount.IsActive, transmitterAccount.State == nil)
 		}
-		maxAmount, err := request.Amount.Add(walletGas(request))
+		maxAmount, err := request.Amount.Add(*walletGas(request))
 		if err != nil {
 			return fmt.Errorf("failed to add wallet gas: %w", err)
 		}
@@ -234,7 +234,7 @@ func (t *Txm) broadcastLoop() {
 
 			var st tlb.StateInit
 			if tx.StateInit != nil {
-				err := tlb.LoadFromCell(&st, tx.StateInit.BeginParse())
+				err := tlb.Parse(&st, tx.StateInit)
 				if err != nil {
 					t.logger.Errorw("load from cell failed", "err", err, "to", tx.To.String())
 					continue
diff --git a/staging-monitor/go.mod b/staging-monitor/go.mod
index b361c0f61..0918ab8e7 100644
--- a/staging-monitor/go.mod
+++ b/staging-monitor/go.mod
@@ -17,12 +17,12 @@ require (
 	github.com/smartcontractkit/chainlink-ton v1.0.5-0.20260710204427-f53ee44a1088
 	github.com/smartcontractkit/chainlink-ton/cciplib v0.1.1-0.20260714130443-bb3cf7801e11
 	github.com/smartcontractkit/chainlink-ton/deployment v0.0.0-20260513143859-5836cab366c3
-	github.com/xssnick/tonutils-go v1.14.1
+	github.com/xssnick/tonutils-go v1.18.0
 )
 
 require (
 	dario.cat/mergo v1.0.2 // indirect
-	filippo.io/edwards25519 v1.1.1 // indirect
+	filippo.io/edwards25519 v1.2.0 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c // indirect
 	github.com/BurntSushi/toml v1.5.0 // indirect
 	github.com/Masterminds/semver/v3 v3.4.0 // indirect
@@ -154,6 +154,7 @@ require (
 	github.com/opencontainers/image-spec v1.1.1 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.3.0 // indirect
+	github.com/pierrec/lz4/v4 v4.1.27 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
@@ -168,7 +169,6 @@ require (
 	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
 	github.com/shirou/gopsutil/v4 v4.26.3 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
-	github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 // indirect
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/smartcontractkit/chainlink-aptos v0.0.0-20260428085939-5c70de12dbfc // indirect
 	github.com/smartcontractkit/chainlink-ccip/chains/solana v0.0.0-20260121163256-85accaf3d28d // indirect
diff --git a/staging-monitor/go.sum b/staging-monitor/go.sum
index 985a00c1d..03c0fe937 100644
--- a/staging-monitor/go.sum
+++ b/staging-monitor/go.sum
@@ -2,8 +2,8 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 dario.cat/mergo v1.0.2 h1:85+piFYR1tMbRrLcDwR18y4UKJ3aH1Tbzi24VRW1TK8=
 dario.cat/mergo v1.0.2/go.mod h1:E/hbnu0NxMFBjpMIE34DRGLWqDy0g5FuKDhCb31ngxA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-filippo.io/edwards25519 v1.1.1 h1:YpjwWWlNmGIDyXOn8zLzqiD+9TyIlPhGFG96P39uBpw=
-filippo.io/edwards25519 v1.1.1/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
+filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
 github.com/AdaLogics/go-fuzz-headers v0.0.0-20240806141605-e8a1dd7889d6 h1:He8afgbRMd7mFxO99hRNu+6tazq8nFF9lIwo9JFroBk=
 github.com/AdaLogics/go-fuzz-headers v0.0.0-20240806141605-e8a1dd7889d6/go.mod h1:8o94RPi1/7XTJvwPpRSzSUedZrtlirdB3r9Z20bi2f8=
 github.com/AlekSi/pointer v1.1.0 h1:SSDMPcXD9jSl8FPy9cRzoRaMJtm9g9ggGTxecRUbQoI=
@@ -562,8 +562,8 @@ github.com/pelletier/go-toml/v2 v2.3.0 h1:k59bC/lIZREW0/iVaQR8nDHxVq8OVlIzYCOJf4
 github.com/pelletier/go-toml/v2 v2.3.0/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7 h1:oYW+YCJ1pachXTQmzR3rNLYGGz4g/UgFcjb28p/viDM=
 github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7/go.mod h1:CRroGNssyjTd/qIG2FyxByd2S8JEAZXBl4qUrZf8GS0=
-github.com/pierrec/lz4/v4 v4.1.22 h1:cKFw6uJDK+/gfw5BcDL0JL5aBsAFdsIT18eRtLj7VIU=
-github.com/pierrec/lz4/v4 v4.1.22/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pierrec/lz4/v4 v4.1.27 h1:+PhzhWDrjRj89TH2sw43nE3+4+W8lSxIuQadEHZyjUk=
+github.com/pierrec/lz4/v4 v4.1.27/go.mod h1:EoQMVJgeeEOMsCqCzqFm2O0cJvljX2nGZjcRIPL34O4=
 github.com/pion/dtls/v2 v2.2.12 h1:KP7H5/c1EiVAAKUmXyCzPiQe5+bCJrpOeKg/L05dunk=
 github.com/pion/dtls/v2 v2.2.12/go.mod h1:d9SYc9fch0CqK90mRk1dC7AkzzpwJj6u2GU3u+9pqFE=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
@@ -620,8 +620,6 @@ github.com/shirou/gopsutil/v4 v4.26.3/go.mod h1:LZ6ewCSkBqUpvSOf+LsTGnRinC6iaNUN
 github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
 github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3 h1:aQKxg3+2p+IFXXg97McgDGT5zcMrQoi0EICZs8Pgchs=
-github.com/sigurn/crc16 v0.0.0-20211026045750-20ab5afb07e3/go.mod h1:9/etS5gpQq9BJsJMWg1wpLbfuSnkm8dPF6FdW2JXVhA=
 github.com/sirupsen/logrus v1.9.4 h1:TsZE7l11zFCLZnZ+teH4Umoq5BhEIfIzfRDZ1Uzql2w=
 github.com/sirupsen/logrus v1.9.4/go.mod h1:ftWc9WdOfJ0a92nsE2jF5u5ZwH8Bv2zdeOC42RjbV2g=
 github.com/smartcontractkit/ccip-owner-contracts v0.1.0 h1:GiBDtlx7539o7AKlDV+9LsA7vTMPv+0n7ClhSFnZFAk=
@@ -743,8 +741,8 @@ github.com/xdrpp/goxdr v0.1.1 h1:E1B2c6E8eYhOVyd7yEpOyopzTPirUeF6mVOfXfGyJyc=
 github.com/xdrpp/goxdr v0.1.1/go.mod h1:dXo1scL/l6s7iME1gxHWo2XCppbHEKZS7m/KyYWkNzA=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 h1:gEOO8jv9F4OT7lGCjxCBTO/36wtF6j2nSip77qHd4x4=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
-github.com/xssnick/tonutils-go v1.14.1 h1:zV/iVYl/h3hArS+tPsd9XrSFfGert3r21caMltPSeHg=
-github.com/xssnick/tonutils-go v1.14.1/go.mod h1:68xwWjpoGGqiTbLJ0gT63sKu1Z1moCnDLLzA+DKanIg=
+github.com/xssnick/tonutils-go v1.18.0 h1:VDH614303RfPQxO4e/GcfrtWbL3WanpHIfxlWVd0Ea0=
+github.com/xssnick/tonutils-go v1.18.0/go.mod h1:4z7dSfiufWiE2SnzgM0IYzlwpJ5UlHyPH45HP0QZNzQ=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
diff --git a/staging-monitor/lib/ton/client.go b/staging-monitor/lib/ton/client.go
index 42d0e104e..3b913af23 100644
--- a/staging-monitor/lib/ton/client.go
+++ b/staging-monitor/lib/ton/client.go
@@ -11,13 +11,14 @@ import (
 	"time"
 
 	chainsel "github.com/smartcontractkit/chain-selectors"
-	"github.com/smartcontractkit/chainlink-ccip/deployment/testadapters"
-	"github.com/smartcontractkit/chainlink-common/pkg/logger"
 	"github.com/xssnick/tonutils-go/address"
 	"github.com/xssnick/tonutils-go/tlb"
 	"github.com/xssnick/tonutils-go/ton"
 	"github.com/xssnick/tonutils-go/ton/wallet"
 
+	"github.com/smartcontractkit/chainlink-ccip/deployment/testadapters"
+	"github.com/smartcontractkit/chainlink-common/pkg/logger"
+
 	"github.com/smartcontractkit/chainlink-ton/cciplib/ton/tvm"
 
 	tonhash "github.com/smartcontractkit/chainlink-ton/cciplib/ton/hash"
@@ -279,7 +280,11 @@ func (c *Client) WaitForMessageReceived(ctx context.Context, lggr logger.Logger,
 
 				// Decode and match data if expectedData provided
 				if expectedData != "" && event.TypedData.Message.Data != nil {
-					dataSlice := event.TypedData.Message.Data.BeginParse()
+					dataSlice, err := event.TypedData.Message.Data.BeginParse()
+					if err != nil {
+						lggr.Warnw("Failed to begin parsing data cell", "error", err)
+						continue
+					}
 					if dataSlice.BitsLeft() > 0 {
 						dataBits, err := dataSlice.LoadSlice(dataSlice.BitsLeft())
 						if err == nil {