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

# Quickstart

> Get oriented with Headlight

## Sign in

Open the Headlight app at [app.withheadlight.com](https://app.withheadlight.com) and complete sign-in with your organization credentials.

## API access

Programmatic access uses API keys issued for your organization. Create and manage keys from the in-app settings where your administrators allow it. Send requests with:

```
Authorization: Bearer idx_...
```

See [Authentication](/authentication) for more detail.

## Docs scope

Published API reference pages cover only endpoints that have been checked against the current codebase. If you need an endpoint that is not listed yet, contact your Headlight administrator or support.