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> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.brevo.com/_mcp/server.

# Deprecated Endpoint: POST /v3/transactionalSMS/sms

We’ve deprecated the former transactional SMS endpoint in favor of a more stable and simplified version.\
While the deprecated endpoint will remain operational for an undetermined period, we recommend migrating to the new version.

**Deprecated endpoint**

`POST [https://api.brevo.com/v3/transactionalSMS/sms](https://api.brevo.com/v3/transactionalSMS/sms)`

Deprecated response payload

```json
{
  "reference": "ab1cde2fgh3i4jklmno",
  "messageId": 1511882900176220,
  "smsCount": 2,
  "usedCredits": 0.7,
  "remainingCredits": 82.85
}
```

\


**New endpoint**

`POST [https://api.brevo.com/v3/transactionalSMS/send](https://api.brevo.com/v3/transactionalSMS/send)`

Current response payload

```json
{
  "messageId": 1511882900176220
}
```