---
title: "Verify Brand SMS OTP"
method: PUT
path: "/10dlc/brand/{brandId}/smsOtp"
tags: ["Brands"]
---

# Verify Brand SMS OTP

`PUT /10dlc/brand/{brandId}/smsOtp`

Verify the SMS OTP (One-Time Password) for Sole Proprietor brand verification.

**Verification Flow:**

1. User receives OTP via SMS after triggering
2. User submits the OTP pin through this endpoint
3. Upon successful verification:
   - A `BRAND_OTP_VERIFIED` webhook event is sent to the CSP
   - The brand's `identityStatus` changes to `VERIFIED`
   - Campaigns can now be created for this brand

**Error Handling:**

Provides proper error responses for:
* Invalid OTP pins
* Expired OTPs
* OTP verification failures

## Path parameters

- `brandId` string, required

## Request body

- VerifyBrandSmsOtpRequest — Request body for verifying a Brand SMS OTP
  - `otpPin` string, required — The OTP PIN received via SMS

## Response `204`

OTP verified successfully - No content returned

## Other responses

- `400` — Bad Request - Invalid or expired OTP
- `422` — Validation Error
- `4XX` — Generic response error

---

[API](https://skmtc.net/team-telnyx/apis/telnyx-api-2.md) · [All operations](https://skmtc.net/team-telnyx/apis/telnyx-api-2/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/team-telnyx/telnyx-api-2/revisions/8f5f4e537994/schema)