advanced-digital-services · adsonrodrigues · Jun 30, 2026 · Jun 30, 2026
diff --git a/api-reference/openapi.json b/api-reference/openapi.json
@@ -8,7 +8,7 @@
   },
   "servers": [
     {
-      "url": "https://sandbox.ntxpay.com",
+      "url": "https://sandbox.mx.ntxpay.com",
       "description": "Sandbox"
     }
   ],

diff --git a/en/guides/authentication.mdx b/en/guides/authentication.mdx
@@ -38,7 +38,7 @@ ENCODED_CERT=$(cat client.cert.pem | python3 -c "import sys,urllib.parse; print(
 #### Request
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/auth/token \
+curl -X POST https://sandbox.mx.ntxpay.com/api/auth/token \
   -H "X-SSL-Client-Cert: $ENCODED_CERT" \
   -H "Content-Type: application/json" \
   -d '{
@@ -63,7 +63,7 @@ curl -X POST https://sandbox.ntxpay.com/api/auth/token \
 Include the `access_token` in all authenticated requests:
 
 ```bash
-curl -X GET https://sandbox.ntxpay.com/api/balance \
+curl -X GET https://sandbox.mx.ntxpay.com/api/balance \
   -H "Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
 ```
 
@@ -95,7 +95,7 @@ const encodedCert = encodeURIComponent(cert);
 
 async function getToken(): Promise<string> {
   const { data } = await axios.post(
-    'https://sandbox.ntxpay.com/api/auth/token',
+    'https://sandbox.mx.ntxpay.com/api/auth/token',
     {
       clientId: process.env.NTXPAY_CLIENT_ID,
       clientSecret: process.env.NTXPAY_CLIENT_SECRET,

diff --git a/en/guides/balance.mdx b/en/guides/balance.mdx
@@ -23,7 +23,7 @@ Authorization: Bearer {token}
 #### Request
 
 ```bash
-curl -X GET https://sandbox.ntxpay.com/api/balance \
+curl -X GET https://sandbox.mx.ntxpay.com/api/balance \
   -H "Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
 ```
 
@@ -59,7 +59,7 @@ curl -X GET https://sandbox.ntxpay.com/api/balance \
 import axios from 'axios';
 
 async function getBalance(token: string) {
-  const { data } = await axios.get('https://sandbox.ntxpay.com/api/balance', {
+  const { data } = await axios.get('https://sandbox.mx.ntxpay.com/api/balance', {
     headers: { Authorization: `Bearer ${token}` },
   });
 
@@ -85,7 +85,7 @@ async function safeSpeiCashOut(amountCentavos: number, token: string, dto: any)
     );
   }
 
-  return axios.post('https://sandbox.ntxpay.com/api/spei/cash-out', dto, {
+  return axios.post('https://sandbox.mx.ntxpay.com/api/spei/cash-out', dto, {
     headers: { Authorization: `Bearer ${token}` },
   });
 }

diff --git a/en/guides/get-started.mdx b/en/guides/get-started.mdx
@@ -20,7 +20,7 @@ The NTX Pay México API lets your company perform payment operations, check bala
     Register your webhook URL via `POST /api/webhooks-config` so you can receive simulated webhook events.
 
     ```bash
-    curl -X POST https://sandbox.ntxpay.com/api/webhooks-config \
+    curl -X POST https://sandbox.mx.ntxpay.com/api/webhooks-config \
       -H "Authorization: Bearer $TOKEN" \
       -H "Content-Type: application/json" \
       -d '{
@@ -36,7 +36,7 @@ The NTX Pay México API lets your company perform payment operations, check bala
     Authenticate, make API calls, and use the `X-Sandbox-Scenario` header to simulate different outcomes (immediate confirmation, failure, expiration, etc.).
 
     ```bash
-    curl -X POST https://sandbox.ntxpay.com/api/spei/cash-in \
+    curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-in \
       -H "Authorization: Bearer $TOKEN" \
       -H "X-Sandbox-Scenario: cash_in_failed" \
       -H "Content-Type: application/json" \
@@ -53,7 +53,7 @@ The NTX Pay México API lets your company perform payment operations, check bala
 
 | Environment | URL | Provider |
 |---|---|---|
-| Sandbox | `https://sandbox.ntxpay.com` | `sandbox` (simulated transactions) |
+| Sandbox | `https://sandbox.mx.ntxpay.com` | `sandbox` (simulated transactions) |
 | Production | Provided at onboarding | `smartfastpay` |
 
 ## Support

diff --git a/en/guides/migrating-from-voluti.mdx b/en/guides/migrating-from-voluti.mdx
@@ -18,7 +18,7 @@ The NTX Pay México API was designed so that customers coming from **Voluti SPEI
 | Item | Voluti | NTX Pay |
 |---|---|---|
 | Production host | `api.spei.magenpay.io` | Provided at onboarding |
-| Sandbox host | — | `sandbox.ntxpay.com` |
+| Sandbox host | — | `sandbox.mx.ntxpay.com` |
 | Versioning | `/api/v1` | `/api` |
 | Auth header | `Authorization: API_KEY:NONCE:SIGNATURE` | `Authorization: Bearer <JWT>` |
 | Credential issuance | API key + secret from panel | `POST /api/signup` → `clientId/clientSecret`; then `POST /api/auth/token` with cert X.509 |
@@ -51,7 +51,7 @@ curl -X POST https://api.spei.magenpay.io/api/v1/transaction/cashin \
   }'
 
 # NTX Pay — IDENTICAL payload works
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-in \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-in \
   -H "Authorization: Bearer $JWT" \
   -d '{
     "amount": "100.00",
@@ -104,7 +104,7 @@ curl -X POST https://api.spei.magenpay.io/api/v1/transaction/cashout \
   }'
 
 # NTX Pay — same payload accepted
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-out \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-out \
   -H "Authorization: Bearer $JWT" \
   -d '{
     "amount": "100.00",
@@ -124,7 +124,7 @@ The dedicated endpoint keeps 1-to-1 semantics with Voluti's `conciliation`:
 curl -X GET https://api.spei.magenpay.io/api/v1/transaction/order_abc_123/conciliation
 
 # NTX Pay
-curl -X GET https://sandbox.ntxpay.com/api/spei/transaction/order_abc_123 \
+curl -X GET https://sandbox.mx.ntxpay.com/api/spei/transaction/order_abc_123 \
   -H "Authorization: Bearer $JWT"
 ```
 

diff --git a/en/guides/quickstart.mdx b/en/guides/quickstart.mdx
@@ -12,7 +12,7 @@ description: 'Signup, authentication and first SPEI transaction'
 ## 1. Create account
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/signup \
+curl -X POST https://sandbox.mx.ntxpay.com/api/signup \
   -H "Content-Type: application/json" \
   -d '{
     "holderName": "Maria Lopez",
@@ -31,7 +31,7 @@ The response includes `credentials.clientId` and `credentials.clientSecret`. The
 ```bash
 ENCODED_CERT=$(cat client.cert.pem | python3 -c "import sys,urllib.parse; print(urllib.parse.quote(sys.stdin.read()))")
 
-curl -X POST https://sandbox.ntxpay.com/api/auth/token \
+curl -X POST https://sandbox.mx.ntxpay.com/api/auth/token \
   -H "X-SSL-Client-Cert: $ENCODED_CERT" \
   -H "Content-Type: application/json" \
   -d '{"clientId":"qr-93-550e8400","clientSecret":"a1b2..."}'
@@ -42,7 +42,7 @@ Returns `access_token` with 10-minute validity.
 ## 3. Configure webhook
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/webhooks-config \
+curl -X POST https://sandbox.mx.ntxpay.com/api/webhooks-config \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{
@@ -56,7 +56,7 @@ The response includes the `secret` used to validate the HMAC signature.
 ## 4. Create SPEI charge
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-in \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-in \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{
@@ -72,7 +72,7 @@ Returns `destinationClabe`. The payer transfers to that CLABE; confirmation arri
 
 | Environment | URL | Provider |
 |---|---|---|
-| Sandbox | `https://sandbox.ntxpay.com` | `sandbox` (simulated transactions) |
+| Sandbox | `https://sandbox.mx.ntxpay.com` | `sandbox` (simulated transactions) |
 | Production | Provided at onboarding | `smartfastpay` |
 
 Sandbox account: `isSandbox: true` in signup.
diff --git a/en/guides/sandbox-testing.mdx b/en/guides/sandbox-testing.mdx
@@ -16,7 +16,7 @@ The **sandbox** is an isolated environment with simulated transactions. Useful f
 1. Create an account with `isSandbox: true` in `POST /api/signup`:
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/signup \
+curl -X POST https://sandbox.mx.ntxpay.com/api/signup \
   -H "Content-Type: application/json" \
   -d '{
     "holderName": "Test",
@@ -28,7 +28,7 @@ curl -X POST https://sandbox.ntxpay.com/api/signup \
 ```
 
 2. The created account will have `mainProvider: "sandbox"` (instead of `smartfastpay`)
-3. Always use the host `https://sandbox.ntxpay.com` for that account
+3. Always use the host `https://sandbox.mx.ntxpay.com` for that account
 
 ## Differences vs Production
 
@@ -91,7 +91,7 @@ When comfortable:
 
 1. Create a **new account** via `POST /api/signup` on your production host (provided at onboarding) **without** `isSandbox`
 2. Only change:
-   - Host: `sandbox.ntxpay.com` → production host (provided at onboarding)
+   - Host: `sandbox.mx.ntxpay.com` → production host (provided at onboarding)
    - Credentials (`clientId`/`clientSecret`)
    - X.509 certificate (production is distinct from sandbox)
 3. Reconfigure webhooks on the production account

diff --git a/en/guides/signup.mdx b/en/guides/signup.mdx
@@ -24,7 +24,7 @@ On creation, NTX Pay:
 #### Request — Individual (sandbox)
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/signup \
+curl -X POST https://sandbox.mx.ntxpay.com/api/signup \
   -H "Content-Type: application/json" \
   -d '{
     "holderName": "Maria Lopez",
@@ -40,7 +40,7 @@ curl -X POST https://sandbox.ntxpay.com/api/signup \
 #### Request — Legal Entity (production)
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/signup \
+curl -X POST https://sandbox.mx.ntxpay.com/api/signup \
   -H "Content-Type: application/json" \
   -d '{
     "holderName": "Acme S.A. de C.V.",
@@ -113,7 +113,7 @@ curl -X POST https://sandbox.ntxpay.com/api/signup \
 | SPEI confirmation | Immediate (simulated) | Real (seconds to minutes via Banxico) |
 | Cost | Free | Tariffs in production |
 | Limits | Permissive | Per contract |
-| Base endpoint | `https://sandbox.ntxpay.com` | Provided at onboarding |
+| Base endpoint | `https://sandbox.mx.ntxpay.com` | Provided at onboarding |
 
 ## Common Errors
 

diff --git a/en/guides/spei-cash-in.mdx b/en/guides/spei-cash-in.mdx
@@ -27,7 +27,7 @@ Content-Type: application/json
 #### Request
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-in \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-in \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{

diff --git a/en/guides/spei-cash-out.mdx b/en/guides/spei-cash-out.mdx
@@ -21,7 +21,7 @@ Content-Type: application/json
 #### Request
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-out \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-out \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{
@@ -105,7 +105,7 @@ if (balance.availableCentavos < amountCentavos) {
 async function speiCashOut(token: string, dto: any) {
   try {
     const { data } = await axios.post(
-      'https://sandbox.ntxpay.com/api/spei/cash-out',
+      'https://sandbox.mx.ntxpay.com/api/spei/cash-out',
       dto,
       { headers: { Authorization: `Bearer ${token}` } },
     );

diff --git a/en/guides/transactions-list.mdx b/en/guides/transactions-list.mdx
@@ -34,7 +34,7 @@ Authorization: Bearer {token}
 #### Request
 
 ```bash
-curl -X GET "https://sandbox.ntxpay.com/api/transactions?status=CONFIRMED&paymentMethod=SPEI&limit=50" \
+curl -X GET "https://sandbox.mx.ntxpay.com/api/transactions?status=CONFIRMED&paymentMethod=SPEI&limit=50" \
   -H "Authorization: Bearer $TOKEN"
 ```
 
@@ -75,7 +75,7 @@ let offset = 0;
 const limit = 50;
 
 while (true) {
-  const { data } = await axios.get('https://sandbox.ntxpay.com/api/transactions', {
+  const { data } = await axios.get('https://sandbox.mx.ntxpay.com/api/transactions', {
     headers: { Authorization: `Bearer ${token}` },
     params: { limit, offset, status: 'CONFIRMED' },
   });

diff --git a/en/guides/webhooks/setup.mdx b/en/guides/webhooks/setup.mdx
@@ -16,7 +16,7 @@ Webhook configuration goes through three endpoints:
 ### Request
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/webhooks-config \
+curl -X POST https://sandbox.mx.ntxpay.com/api/webhooks-config \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{
@@ -59,7 +59,7 @@ curl -X POST https://sandbox.ntxpay.com/api/webhooks-config \
 ## List Webhooks
 
 ```bash
-curl -X GET https://sandbox.ntxpay.com/api/webhooks-config \
+curl -X GET https://sandbox.mx.ntxpay.com/api/webhooks-config \
   -H "Authorization: Bearer $TOKEN"
 ```
 
@@ -86,7 +86,7 @@ curl -X GET https://sandbox.ntxpay.com/api/webhooks-config \
 ## Remove Webhook
 
 ```bash
-curl -X DELETE https://sandbox.ntxpay.com/api/webhooks-config/42 \
+curl -X DELETE https://sandbox.mx.ntxpay.com/api/webhooks-config/42 \
   -H "Authorization: Bearer $TOKEN"
 ```
 

diff --git a/en/index.mdx b/en/index.mdx
@@ -9,7 +9,7 @@ Public gateway for SPEI (instant interbank transfers) integration. Receive and s
 
 | Environment | URL |
 |---|---|
-| Sandbox | `https://sandbox.ntxpay.com` |
+| Sandbox | `https://sandbox.mx.ntxpay.com` |
 | Production | Provided at onboarding |
 
 ## Authentication

diff --git a/en/sandbox/authentication.mdx b/en/sandbox/authentication.mdx
@@ -14,15 +14,15 @@ Sandbox authentication uses the same two layers as production:
 Together they return a **JWT** (10-minute validity) used on the remaining endpoints as `Authorization: Bearer ...`.
 
 <Info>
-  Sandbox credentials are **distinct** from production. If you use production credentials against `https://sandbox.ntxpay.com`, you will get `401`. The HTTP contract is identical — what changes is the certificate + clientId/clientSecret pair.
+  Sandbox credentials are **distinct** from production. If you use production credentials against `https://sandbox.mx.ntxpay.com`, you will get `401`. The HTTP contract is identical — what changes is the certificate + clientId/clientSecret pair.
 </Info>
 
 ## Get a Token
 
 ### POST /api/auth/token
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/auth/token \
+curl -X POST https://sandbox.mx.ntxpay.com/api/auth/token \
   -H "X-SSL-Client-Cert: $ENCODED_CERT" \
   -H "Content-Type: application/json" \
   -d '{
@@ -47,7 +47,7 @@ curl -X POST https://sandbox.ntxpay.com/api/auth/token \
 On a sandbox account, any authenticated call simulates the full pipeline without moving real money:
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-out \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-out \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{
@@ -78,4 +78,4 @@ The token expires in **10 minutes (600s)**. There is no refresh token — get a
 
 ## Detailed documentation
 
-For the full step-by-step (certificate encoding, examples in multiple languages, etc.) see [Authentication](/en/guides/authentication) in the main guide — the only difference is the base URL `https://sandbox.ntxpay.com`.
+For the full step-by-step (certificate encoding, examples in multiple languages, etc.) see [Authentication](/en/guides/authentication) in the main guide — the only difference is the base URL `https://sandbox.mx.ntxpay.com`.
diff --git a/en/sandbox/cash-in.mdx b/en/sandbox/cash-in.mdx
@@ -13,7 +13,7 @@ In sandbox, confirmation is **simulated** ~1 second after CLABE creation (instea
 ## Example
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-in \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-in \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{

diff --git a/en/sandbox/cash-out.mdx b/en/sandbox/cash-out.mdx
@@ -17,7 +17,7 @@ Your sandbox account needs balance. Run at least one [cash-in](/en/sandbox/cash-
 ## Example
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-out \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-out \
   -H "Authorization: Bearer $TOKEN" \
   -H "Content-Type: application/json" \
   -d '{
@@ -69,7 +69,7 @@ After ~1 second (`success` scenario):
 Force specific behaviors via the `X-Sandbox-Scenario` header:
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-out \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-out \
   -H "Authorization: Bearer $TOKEN" \
   -H "X-Sandbox-Scenario: error:insufficient-funds" \
   -H "Content-Type: application/json" \

diff --git a/en/sandbox/introduction.mdx b/en/sandbox/introduction.mdx
@@ -20,7 +20,7 @@ Your API credentials are **structurally the same** as those you would use in pro
 
 | Environment | URL |
 |---|---|
-| Sandbox | `https://sandbox.ntxpay.com` |
+| Sandbox | `https://sandbox.mx.ntxpay.com` |
 
 All documented routes (`/api/auth/token`, `/api/spei/cash-in`, `/api/spei/cash-out`, `/api/transactions`, `/api/webhooks-config`) are available exactly at this host.
 
@@ -36,7 +36,7 @@ Register your `webhookUrl` on the sandbox account exactly as you would in produc
 
 | Aspect | Sandbox | Production |
 |---|---|---|
-| Base URL | `https://sandbox.ntxpay.com` | Provided at onboarding |
+| Base URL | `https://sandbox.mx.ntxpay.com` | Provided at onboarding |
 | Provider | `sandbox` (simulated) | Real bank (Banxico/SPEI) |
 | Balance | Simulated | Real funds |
 | SPEI cash-in confirmation | Immediate (~1s) | Real (seconds to minutes) |

diff --git a/en/sandbox/scenarios.mdx b/en/sandbox/scenarios.mdx
@@ -9,7 +9,7 @@ mode: 'wide'
 Add the header `X-Sandbox-Scenario: <scenario>` to any cash-in or cash-out call. Without the header, the sandbox uses the `success` scenario by default.
 
 ```bash
-curl -X POST https://sandbox.ntxpay.com/api/spei/cash-out \
+curl -X POST https://sandbox.mx.ntxpay.com/api/spei/cash-out \
   -H "Authorization: Bearer $TOKEN" \
   -H "X-Sandbox-Scenario: error:insufficient-funds" \
   -H "Content-Type: application/json" \