May 1, 2025 | Brevo API Documentation

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

1 {
2   "reference": "ab1cde2fgh3i4jklmno",
3   "messageId": 1511882900176220,
4   "smsCount": 2,
5   "usedCredits": 0.7,
6   "remainingCredits": 82.85
7 }

New endpoint

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

Current response payload

1 {
2   "messageId": 1511882900176220
3 }