> ## Documentation Index
> Fetch the complete documentation index at: https://doc.bettercontact.rocks/llms.txt
> Use this file to discover all available pages before exploring further.

# Authentication

All API endpoints are authenticated using the **X-API-Key** header parameter, which must be provided in the request.

<Note>
  This API key can be found [**here**](https://app.bettercontact.rocks/api_requests) in your BetterContact account.
</Note>