---
title: "Send phone OTP code for user supplied phone number"
method: POST
path: "/passport-profile/v1/phone-otp"
tags: ["passport profile"]
---

# Send phone OTP code for user supplied phone number

`POST /passport-profile/v1/phone-otp`

Send phone OTP code for user supplied phone number

## Request body

- PhoneNumberOTPRequest — Phone number OTP request
  - `phone_number` string, required — Phone number
  - `channel` 'sms' | 'whatsapp'

## Response `200`

OK

- PhoneNumberOTPResponse — Phone number OTP request
  - `phone_number` string, required — Phone number

## Other responses

- `400` — BadRequestError
- `401` — UnauthorizedError
- `403` — ForbiddenError
- `429` — BadRequestError
- `500` — InternalServerError

---

[API](https://skmtc.dev/immutable/apis/immutable-zkevm-api.md) · [All operations](https://skmtc.dev/immutable/apis/immutable-zkevm-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/immutable/immutable-zkevm-api/revisions/59f94155fcd0/schema)