---
title: "Validate Key"
method: GET
path: "/3/authentication"
---

# Validate Key

`GET /3/authentication`

## Request

- Base URL: `https://api.themoviedb.org`
- URL: `https://api.themoviedb.org/3/authentication`
- Auth: API key in header `Authorization`
- TypeScript: <https://skmtc.dev/themoviedb/apis/tmdb-api/docs/3/authentication/get.ts> (a function with typed inputs; its response is checked against the schema)

Test your API Key to see if it's valid.

## Response `200`

200

- object
  - `success` boolean
  - `status_code` integer
  - `status_message` string

## Other responses

- `401`: 401

## Changes

- **2026-11-03** `1c709375fe99`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/themoviedb/apis/tmdb-api/changes/3/authentication/get.md)

---

[API](https://skmtc.dev/themoviedb/apis/tmdb-api.md) - [All operations](https://skmtc.dev/themoviedb/apis/tmdb-api/llms.txt) - [OpenAPI document](https://skmtc.dev/themoviedb/apis/tmdb-api/revisions/1c709375fe99?raw)