---
title: "Check Username"
method: GET
path: "/users/name_check"
tags: ["Users"]
---

# Check Username

`GET /users/name_check`

Check if a username is valid and available.

## Query parameters

- `username` string, required
- `readonly` boolean, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-08-26** `8d909638091e` — 1 info
  - endpoint added
- **2026-08-22** `05d9af05d87e` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/chutes/apis/fastapi/changes/users/name_check/get.md)

---

[API](https://skmtc.dev/chutes/apis/fastapi.md) · [All operations](https://skmtc.dev/chutes/apis/fastapi/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/chutes/fastapi/revisions/7be1aa2fe1a0/schema)