diff --git a/src/_tests/integration/qi-wallet-roundtrip.integration.test.ts b/src/_tests/integration/qi-wallet-roundtrip.integration.test.ts
new file mode 100644
index 00000000..eaa34ce1
--- /dev/null
+++ b/src/_tests/integration/qi-wallet-roundtrip.integration.test.ts
@@ -0,0 +1,181 @@
+import assert from 'assert';
+import { loadTests } from '../utils.js';
+import {
+    Mnemonic,
+    QiHDWallet,
+    Zone,
+    QiAddressInfo,
+    QiTransactionResponse,
+    OutpointInfo,
+    JsonRpcProvider,
+} from '../../index.js';
+
+import dotenv from 'dotenv';
+const env = process.env.NODE_ENV || 'development';
+dotenv.config({ path: `.env.${env}` });
+dotenv.config({ path: `.env`, override: false });
+
+interface QiRoundtripTestCase {
+    alice: {
+        mnemonic: string;
+        initialState: {
+            balance: bigint;
+            outpoints: Array<{
+                account: number;
+                address: string;
+                outpoint: OutpointInfo;
+                zone: string;
+            }>;
+            addresses: {
+                external: Array<QiAddressInfo>;
+                change: Array<QiAddressInfo>;
+                payment: Array<QiAddressInfo>;
+            };
+        };
+        sendAmount: bigint;
+    };
+    bob: {
+        mnemonic: string;
+        initialState: {
+            balance: bigint;
+            outpoints: Array<OutpointInfo>;
+            addresses: {
+                external: Array<QiAddressInfo>;
+                change: Array<QiAddressInfo>;
+                payment: Array<QiAddressInfo>;
+            };
+        };
+        sendAmount: bigint;
+    };
+}
+
+describe('QiHDWallet Roundtrip Transaction', function () {
+    const tests = loadTests<QiRoundtripTestCase>('qi-wallet-roundtrip');
+    let aliceWallet: QiHDWallet;
+    let bobWallet: QiHDWallet;
+    let alicePaymentCode: string;
+    let bobPaymentCode: string;
+    const provider = new JsonRpcProvider(process.env.RPC_URL);
+
+    for (const test of tests) {
+        this.timeout(1200000);
+        const aliceMnemonic = Mnemonic.fromPhrase(test.alice.mnemonic);
+        aliceWallet = QiHDWallet.fromMnemonic(aliceMnemonic);
+        aliceWallet.connect(provider);
+
+        const bobMnemonic = Mnemonic.fromPhrase(test.bob.mnemonic);
+        bobWallet = QiHDWallet.fromMnemonic(bobMnemonic);
+        bobWallet.connect(provider);
+
+        alicePaymentCode = aliceWallet.getPaymentCode(0);
+        bobPaymentCode = bobWallet.getPaymentCode(0);
+
+        aliceWallet.openChannel(bobPaymentCode);
+        bobWallet.openChannel(alicePaymentCode);
+
+        it('validates Alice wallet initial state', async function () {
+            await aliceWallet.scan(Zone.Cyprus1);
+
+            assert.equal(aliceWallet.getBalanceForZone(Zone.Cyprus1).toString(), test.alice.initialState.balance);
+            assert.deepEqual(aliceWallet.getOutpoints(Zone.Cyprus1), test.alice.initialState.outpoints);
+            assert.deepEqual(aliceWallet.getAddressesForZone(Zone.Cyprus1), test.alice.initialState.addresses.external);
+            assert.deepEqual(
+                aliceWallet.getChangeAddressesForZone(Zone.Cyprus1),
+                test.alice.initialState.addresses.change,
+            );
+            assert.deepEqual(
+                aliceWallet.getPaymentChannelAddressesForZone(bobPaymentCode, Zone.Cyprus1),
+                test.alice.initialState.addresses.payment,
+            );
+        });
+
+        it('validates Bob wallet initial state', async function () {
+            await bobWallet.scan(Zone.Cyprus1);
+
+            assert.equal(bobWallet.getBalanceForZone(Zone.Cyprus1).toString(), test.bob.initialState.balance);
+            assert.deepEqual(bobWallet.getOutpoints(Zone.Cyprus1), test.bob.initialState.outpoints);
+            assert.deepEqual(bobWallet.getAddressesForZone(Zone.Cyprus1), test.bob.initialState.addresses.external);
+            assert.deepEqual(bobWallet.getChangeAddressesForZone(Zone.Cyprus1), test.bob.initialState.addresses.change);
+            assert.deepEqual(
+                bobWallet.getPaymentChannelAddressesForZone(alicePaymentCode, Zone.Cyprus1),
+                test.bob.initialState.addresses.payment,
+            );
+        });
+
+        it('validates first transaction is sent and confirmed', async function () {
+            const tx = (await aliceWallet.sendTransaction(
+                bobPaymentCode,
+                test.alice.sendAmount,
+                Zone.Cyprus1,
+                Zone.Cyprus1,
+            )) as QiTransactionResponse;
+
+            await assert.doesNotReject(async () => {
+                await tx.wait();
+            });
+            console.log(`... succesfully sent ${test.alice.sendAmount} to Bob`);
+        });
+
+        let aliceFee: bigint;
+        it('validates Alice and Bob wallet balance after first transaction', async function () {
+            await aliceWallet.sync(Zone.Cyprus1);
+            await bobWallet.sync(Zone.Cyprus1);
+
+            const bobBalance = bobWallet.getBalanceForZone(Zone.Cyprus1);
+            assert.equal(
+                bobBalance.toString(),
+                test.alice.sendAmount.toString(),
+                `Expected Bob's balance to be ${test.alice.sendAmount.toString()} but got ${bobBalance.toString()}`,
+            );
+
+            // Alice's balance should be lower than the initial balance minus the amount sent (because of the tx fee)
+            const aliceBalance = aliceWallet.getBalanceForZone(Zone.Cyprus1);
+            const aliceBalanceWithoutFee = BigInt(test.alice.initialState.balance) - BigInt(test.alice.sendAmount);
+            aliceFee = BigInt(aliceBalanceWithoutFee) - BigInt(aliceBalance);
+            assert.ok(
+                aliceBalance < aliceBalanceWithoutFee,
+                `Expected Alice's balance to be less than ${aliceBalanceWithoutFee.toString()} but got ${aliceBalance.toString()}`,
+            );
+        });
+
+        it('validates second transaction is sent and confirmed', async function () {
+            const tx = (await bobWallet.sendTransaction(
+                alicePaymentCode,
+                test.bob.sendAmount,
+                Zone.Cyprus1,
+                Zone.Cyprus1,
+            )) as QiTransactionResponse;
+
+            await assert.doesNotReject(async () => {
+                await tx.wait();
+            });
+            console.log(`... succesfully sent ${test.bob.sendAmount} to Alice`);
+        });
+
+        it('validates Alice and Bob wallet balance after second transaction', async function () {
+            await aliceWallet.sync(Zone.Cyprus1);
+            await bobWallet.sync(Zone.Cyprus1);
+
+            const aliceBalance = aliceWallet.getBalanceForZone(Zone.Cyprus1);
+            const bobBalance = bobWallet.getBalanceForZone(Zone.Cyprus1);
+
+            const bobBalanceWithoutFee =
+                BigInt(test.bob.initialState.balance) + BigInt(test.alice.sendAmount) - BigInt(test.bob.sendAmount);
+            const aliceExpectedBalance =
+                BigInt(test.alice.initialState.balance) -
+                BigInt(test.alice.sendAmount) +
+                BigInt(test.bob.sendAmount) -
+                aliceFee;
+            assert.equal(
+                aliceBalance.toString(),
+                aliceExpectedBalance.toString(),
+                `Expected Alice's balance to be ${aliceExpectedBalance.toString()} but got ${aliceBalance.toString()}`,
+            );
+
+            assert.ok(
+                bobBalance < bobBalanceWithoutFee,
+                `Expected Bob's balance to be less than ${bobBalanceWithoutFee.toString()} but got ${bobBalance.toString()}`,
+            );
+        });
+    }
+});
diff --git a/testcases/qi-wallet-roundtrip.json.gz b/testcases/qi-wallet-roundtrip.json.gz
new file mode 100644
index 00000000..3b7c2499
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