> ## Documentation Index
> Fetch the complete documentation index at: https://relivai-63.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Authentication

> We'll show you how to authenticate with the API.

***

## 1. Obtaining an API Key

Currently, you can contact the [customer support team](mailto:contact@reliv.ai) to obtain an API Key.

You can obtain an API Key for each project.

## 2. How to Authenticate API Requests

When making API requests, you must always include the API Key in the Authorization Header using the Bearer method.

```
Authorization: Bearer <token>
```