> ## Documentation Index
> Fetch the complete documentation index at: https://browseruse-0aece648-reagan-eng-5397-make-docs-better-for-ag.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# API key

> Set your API key to access the Browser Use v2 REST API.

Get a key at [cloud.browser-use.com/settings](https://cloud.browser-use.com/settings?tab=api-keys\&new=1), then:

```bash theme={null}
export BROWSER_USE_API_KEY=your_key
```

Base URL: `https://api.browser-use.com/api/v2`

OpenAPI spec: [/cloud/openapi/v2.json](https://docs.browser-use.com/cloud/openapi/v2.json) — legacy; new projects should use [v3](https://docs.browser-use.com/openapi.json).

***

Prefer the SDK? See the [Agent (v2) docs](/cloud/legacy/agent).

<CodeGroup>
  ```bash Python theme={null}
  pip install browser-use-sdk
  ```

  ```bash TypeScript theme={null}
  npm install browser-use-sdk
  ```
</CodeGroup>