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

# Browser Extension

The browser extension is suitable for users who want to use their own API key or create [custom chatbots](/custom-chatbots/). You can install it from the [**Chrome Web Store**](https://chathub.gg/chrome).

In the browser extension, we offer you three options: use our AI service, use your own account, or use your own API Key：

<img src="https://mintcdn.com/chathub-5dac209e/DYNZbt3ZLB1w_eD9/images/introduction-ext-2.png?fit=max&auto=format&n=DYNZbt3ZLB1w_eD9&q=85&s=4b6da9786783ac58fd2e78cd2958f3c0" alt="" width="3096" height="1820" data-path="images/introduction-ext-2.png" />

You can select the service you need from the left sidebar：

<img src="https://mintcdn.com/chathub-5dac209e/DYNZbt3ZLB1w_eD9/images/introduction-ext-3.png?fit=max&auto=format&n=DYNZbt3ZLB1w_eD9&q=85&s=89d35e6c540184ddd0c4fcbe845f1624" alt="" width="3096" height="1820" data-path="images/introduction-ext-3.png" />