diff --git a/.changeset/slow-tips-camp.md b/.changeset/slow-tips-camp.md
new file mode 100644
index 000000000000..81d985413475
--- /dev/null
+++ b/.changeset/slow-tips-camp.md
@@ -0,0 +1,9 @@
+---
+"@ledgerhq/coin-polkadot": minor
+"@ledgerhq/coin-stellar": minor
+"@ledgerhq/coin-tezos": minor
+"@ledgerhq/coin-xrp": minor
+"@ledgerhq/coin-framework": minor
+---
+
+Alpaca allows delegate and undelegate tx crafting
diff --git a/libs/coin-framework/src/api/errors.ts b/libs/coin-framework/src/api/errors.ts
new file mode 100644
index 000000000000..24912924e312
--- /dev/null
+++ b/libs/coin-framework/src/api/errors.ts
@@ -0,0 +1,5 @@
+export class IncorrectTypeError extends Error {
+  constructor(message?: string) {
+    super(`IncorrectType: ${message}`);
+  }
+}
diff --git a/libs/coin-framework/src/api/index.ts b/libs/coin-framework/src/api/index.ts
index 78b6395f7e30..69fee69f8f96 100644
--- a/libs/coin-framework/src/api/index.ts
+++ b/libs/coin-framework/src/api/index.ts
@@ -3,4 +3,5 @@
  * One consumer of this API is Alpaca.
  */
 
+export * from "./errors";
 export * from "./types";
diff --git a/libs/coin-framework/src/api/types.ts b/libs/coin-framework/src/api/types.ts
index 89586d554f14..cff36d366b16 100644
--- a/libs/coin-framework/src/api/types.ts
+++ b/libs/coin-framework/src/api/types.ts
@@ -20,7 +20,7 @@ export type Operation = {
 };
 
 export type Transaction = {
-  mode: string;
+  type: string;
   recipient: string;
   amount: bigint;
   fee: bigint;
diff --git a/libs/coin-modules/coin-polkadot/src/api/index.integ.test.ts b/libs/coin-modules/coin-polkadot/src/api/index.integ.test.ts
index 2872486b0143..e399c8955baf 100644
--- a/libs/coin-modules/coin-polkadot/src/api/index.integ.test.ts
+++ b/libs/coin-modules/coin-polkadot/src/api/index.integ.test.ts
@@ -81,7 +81,7 @@ describe("Polkadot Api", () => {
     it("returns a raw transaction", async () => {
       // When
       const result = await module.craftTransaction(address, {
-        mode: "send",
+        type: "send",
         recipient: "16YreVmGhM8mNMqnsvK7rn7b1e4SKYsTfFUn4UfCZ65BgDjh",
         amount: BigInt(10),
         fee: BigInt(1),
diff --git a/libs/coin-modules/coin-polkadot/src/api/index.ts b/libs/coin-modules/coin-polkadot/src/api/index.ts
index 3ed38a624353..fcdc3d4d6f0f 100644
--- a/libs/coin-modules/coin-polkadot/src/api/index.ts
+++ b/libs/coin-modules/coin-polkadot/src/api/index.ts
@@ -1,4 +1,4 @@
-import type { Api } from "@ledgerhq/coin-framework/api/index";
+import type { Api, Transaction as ApiTransaction } from "@ledgerhq/coin-framework/api/index";
 import coinConfig, { type PolkadotConfig } from "../config";
 import {
   broadcast,
@@ -27,16 +27,7 @@ export function createApi(config: PolkadotConfig): Api {
   };
 }
 
-async function craft(
-  address: string,
-  transaction: {
-    mode: string;
-    recipient: string;
-    amount: bigint;
-    fee: bigint;
-    supplement?: unknown;
-  },
-): Promise<string> {
+async function craft(address: string, transaction: ApiTransaction): Promise<string> {
   const extrinsicArg = defaultExtrinsicArg(transaction.amount, transaction.recipient);
   //TODO: Retrieve correctly the nonce via a call to the node `await api.rpc.system.accountNextIndex(address)`
   const nonce = 0;
diff --git a/libs/coin-modules/coin-stellar/src/api/index.integ.test.ts b/libs/coin-modules/coin-stellar/src/api/index.integ.test.ts
index 865efffba888..87023840ae85 100644
--- a/libs/coin-modules/coin-stellar/src/api/index.integ.test.ts
+++ b/libs/coin-modules/coin-stellar/src/api/index.integ.test.ts
@@ -68,7 +68,7 @@ describe("Stellar Api", () => {
     it("returns a raw transaction", async () => {
       // When
       const result = await module.craftTransaction(address, {
-        mode: "send",
+        type: "send",
         recipient: "GD6QELUZPSKPRWVXOQ3F6GBF4OBRMCHO5PHREXH4ZRTPJAG7V5MD7JGX",
         amount: BigInt(1_000_000),
         fee: BigInt(100),
diff --git a/libs/coin-modules/coin-stellar/src/api/index.ts b/libs/coin-modules/coin-stellar/src/api/index.ts
index df3d896a8458..f13df4107a22 100644
--- a/libs/coin-modules/coin-stellar/src/api/index.ts
+++ b/libs/coin-modules/coin-stellar/src/api/index.ts
@@ -1,4 +1,4 @@
-import type { Api } from "@ledgerhq/coin-framework/api/index";
+import type { Api, Transaction as ApiTransaction } from "@ledgerhq/coin-framework/api/index";
 import coinConfig, { type StellarConfig } from "../config";
 import {
   broadcast,
@@ -33,16 +33,7 @@ type Supplement = {
 function isSupplement(supplement: unknown): supplement is Supplement {
   return typeof supplement === "object";
 }
-async function craft(
-  address: string,
-  transaction: {
-    mode: string;
-    recipient: string;
-    amount: bigint;
-    fee: bigint;
-    supplement?: unknown;
-  },
-): Promise<string> {
+async function craft(address: string, transaction: ApiTransaction): Promise<string> {
   const supplement = isSupplement(transaction.supplement)
     ? {
         assetCode: transaction.supplement?.assetCode,
diff --git a/libs/coin-modules/coin-stellar/src/bridge/buildTransaction.ts b/libs/coin-modules/coin-stellar/src/bridge/buildTransaction.ts
index b825430e97c5..45f77a17c8d7 100644
--- a/libs/coin-modules/coin-stellar/src/bridge/buildTransaction.ts
+++ b/libs/coin-modules/coin-stellar/src/bridge/buildTransaction.ts
@@ -28,7 +28,7 @@ export async function buildTransaction(account: Account, transaction: Transactio
   const { transaction: built } = await craftTransaction(
     { address: account.freshAddress },
     {
-      mode,
+      type: mode,
       recipient,
       amount: BigInt(amount.toString()),
       fee: BigInt(fees.toString()),
diff --git a/libs/coin-modules/coin-stellar/src/logic/craftTransaction.ts b/libs/coin-modules/coin-stellar/src/logic/craftTransaction.ts
index c37785967f72..b8e5f25618ac 100644
--- a/libs/coin-modules/coin-stellar/src/logic/craftTransaction.ts
+++ b/libs/coin-modules/coin-stellar/src/logic/craftTransaction.ts
@@ -19,7 +19,7 @@ export async function craftTransaction(
     address: string;
   },
   transaction: {
-    mode: string;
+    type: string;
     recipient: string;
     amount: bigint;
     fee: bigint;
@@ -29,7 +29,7 @@ export async function craftTransaction(
     memoValue?: string | null | undefined;
   },
 ): Promise<{ transaction: StellarSdkTransaction; xdr: string }> {
-  const { amount, recipient, fee, memoType, memoValue, mode, assetCode, assetIssuer } = transaction;
+  const { amount, recipient, fee, memoType, memoValue, type, assetCode, assetIssuer } = transaction;
 
   const source = await loadAccount(account.address);
 
@@ -40,7 +40,7 @@ export async function craftTransaction(
   const transactionBuilder = buildTransactionBuilder(source, fee);
   let operation: xdr.Operation<StellarSdkOperation.ChangeTrust> | null = null;
 
-  if (mode === "changeTrust") {
+  if (type === "changeTrust") {
     if (!assetCode || !assetIssuer) {
       throw new StellarAssetRequired("");
     }
diff --git a/libs/coin-modules/coin-tezos/src/api/index.integ.test.ts b/libs/coin-modules/coin-tezos/src/api/index.integ.test.ts
index e42bd57df02e..179cf21ebaf8 100644
--- a/libs/coin-modules/coin-tezos/src/api/index.integ.test.ts
+++ b/libs/coin-modules/coin-tezos/src/api/index.integ.test.ts
@@ -1,4 +1,4 @@
-import type { Api } from "@ledgerhq/coin-framework/api/index";
+import { IncorrectTypeError, type Api } from "@ledgerhq/coin-framework/api/index";
 import { createApi } from ".";
 /**
  * https://teztnets.com/ghostnet-about
@@ -82,19 +82,44 @@ describe("Tezos Api", () => {
   });
 
   describe("craftTransaction", () => {
-    it("returns a raw transaction", async () => {
+    it.each([
+      {
+        type: "send",
+        rawTx:
+          "6c0053ddb3b3a89ed5c8d8326066032beac6de225c9e010300000a0000a31e81ac3425310e3274a4698a793b2839dc0afa00",
+      },
+      {
+        type: "delegate",
+        rawTx:
+          "6e0053ddb3b3a89ed5c8d8326066032beac6de225c9e01030000ff00a31e81ac3425310e3274a4698a793b2839dc0afa",
+      },
+      {
+        type: "undelegate",
+        rawTx: "6e0053ddb3b3a89ed5c8d8326066032beac6de225c9e0103000000",
+      },
+    ])("returns a raw transaction with $type", async ({ type, rawTx }) => {
       // When
       const result = await module.craftTransaction(address, {
-        mode: "send",
+        type,
         recipient: "tz1aWXP237BLwNHJcCD4b3DutCevhqq2T1Z9",
         amount: BigInt(10),
         fee: BigInt(1),
       });
 
       // Then
-      expect(result.slice(64)).toEqual(
-        "6c0053ddb3b3a89ed5c8d8326066032beac6de225c9e010300000a0000a31e81ac3425310e3274a4698a793b2839dc0afa00",
-      );
+      expect(result.slice(64)).toEqual(rawTx);
+    });
+
+    it("throws an error if type in 'send' or 'delegate' or 'undelegate'", async () => {
+      // When
+      await expect(
+        module.craftTransaction(address, {
+          type: "WHATEVERTYPE",
+          recipient: "tz1aWXP237BLwNHJcCD4b3DutCevhqq2T1Z9",
+          amount: BigInt(10),
+          fee: BigInt(1),
+        }),
+      ).rejects.toThrow(IncorrectTypeError);
     });
   });
 });
diff --git a/libs/coin-modules/coin-tezos/src/api/index.ts b/libs/coin-modules/coin-tezos/src/api/index.ts
index df61edaf54c9..4d5a5805af14 100644
--- a/libs/coin-modules/coin-tezos/src/api/index.ts
+++ b/libs/coin-modules/coin-tezos/src/api/index.ts
@@ -1,4 +1,8 @@
-import type { Api } from "@ledgerhq/coin-framework/api/index";
+import {
+  IncorrectTypeError,
+  type Api,
+  type Transaction as ApiTransaction,
+} from "@ledgerhq/coin-framework/api/index";
 import coinConfig, { type TezosConfig } from "../config";
 import {
   broadcast,
@@ -26,17 +30,20 @@ export function createApi(config: TezosConfig): Api {
   };
 }
 
+function isTezosTransactionType(type: string): type is "send" | "delegate" | "undelegate" {
+  return ["send", "delegate", "undelegate"].includes(type);
+}
 async function craft(
   address: string,
-  transaction: {
-    recipient: string;
-    amount: bigint;
-    fee: bigint;
-  },
+  { type, recipient, amount, fee }: ApiTransaction,
 ): Promise<string> {
+  if (!isTezosTransactionType(type)) {
+    throw new IncorrectTypeError(type);
+  }
+
   const { contents } = await craftTransaction(
     { address },
-    { ...transaction, type: "send", fee: { fees: transaction.fee.toString() } },
+    { recipient, amount, type, fee: { fees: fee.toString() } },
   );
   return rawEncode(contents);
 }
diff --git a/libs/coin-modules/coin-xrp/src/api/index.integ.test.ts b/libs/coin-modules/coin-xrp/src/api/index.integ.test.ts
index eeb6853d6409..883f6d0e3b13 100644
--- a/libs/coin-modules/coin-xrp/src/api/index.integ.test.ts
+++ b/libs/coin-modules/coin-xrp/src/api/index.integ.test.ts
@@ -77,7 +77,7 @@ describe("Xrp Api", () => {
     it("returns a raw transaction", async () => {
       // When
       const result = await module.craftTransaction(address, {
-        mode: "send",
+        type: "send",
         recipient: "rKRtUG15iBsCQRgrkeUEg5oX4Ae2zWZ89z",
         amount: BigInt(10),
         fee: BigInt(1),
diff --git a/libs/coin-modules/coin-xrp/src/api/index.ts b/libs/coin-modules/coin-xrp/src/api/index.ts
index b57ce2b187c9..37d0d58be6b5 100644
--- a/libs/coin-modules/coin-xrp/src/api/index.ts
+++ b/libs/coin-modules/coin-xrp/src/api/index.ts
@@ -1,4 +1,8 @@
-import type { Api, Operation } from "@ledgerhq/coin-framework/api/index";
+import type {
+  Api,
+  Operation,
+  Transaction as ApiTransaction,
+} from "@ledgerhq/coin-framework/api/index";
 import coinConfig, { type XrpConfig } from "../config";
 import {
   broadcast,
@@ -25,15 +29,7 @@ export function createApi(config: XrpConfig): Api {
   };
 }
 
-async function craft(
-  address: string,
-  transaction: {
-    mode: string;
-    recipient: string;
-    amount: bigint;
-    fee: bigint;
-  },
-): Promise<string> {
+async function craft(address: string, transaction: ApiTransaction): Promise<string> {
   const nextSequenceNumber = await getNextValidSequence(address);
   const tx = await craftTransaction({ address, nextSequenceNumber }, transaction);
   return tx.serializedTransaction;