---
title: "Request a one-time password by SMS to elevate an already signed in user"
method: POST
path: "/elevate/otp/sms"
tags: ["security"]
---

# Request a one-time password by SMS to elevate an already signed in user

`POST /elevate/otp/sms`

## Request

- Base URL: `https://{subdomain}.auth.{region}.nhost.run/v1`
- URL: `https://{subdomain}.auth.{region}.nhost.run/v1/elevate/otp/sms`
- Auth: HTTP bearer

Send a one-time password to the signed in user's verified phone number to start elevation

## Response `200`

One-time password sent successfully

- 'OK'

## Other responses

- `default`: An error occurred while processing the request

## Changes

- **2026-10-30** `ba714d949d74`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/nhost/apis/nhost-authentication-api/changes/elevate/otp/sms/post.md)

---

[API](https://skmtc.dev/nhost/apis/nhost-authentication-api.md) - [All operations](https://skmtc.dev/nhost/apis/nhost-authentication-api/llms.txt) - [OpenAPI document](https://skmtc.dev/nhost/apis/nhost-authentication-api/revisions/ba714d949d74?raw)