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

# Authentication

All API queries require a valid Rechain access token.

## Using a token

Include your token as an `Authentication: Bearer <token>` header on all API queries.

## Finding your token

You will find your API token on Rechain, under Workspace Settings > Integrations > API:
![How to find your API key!](https://s3.eu-west-1.amazonaws.com/files.rechain.co/CleanShot+2024-09-06+at+15.34.16%402x.png "San Juan Mountains")