Online chat requires internet to use ChatGPT but is faster, higher quality and less compute intensive.
!> **Warning**: This will enable Khoj to send your chat queries and notes to OpenAI for processing
1. Get your [OpenAI API Key](https://platform.openai.com/account/api-keys)
2. Open your [Khoj Online Chat settings](http://localhost:42110/config/processor/conversation), add your OpenAI API key, and click *Save*. Then go to your [Khoj settings](http://localhost:42110/config) and click `Configure`. This will refresh Khoj with your OpenAI API key.
- **On Web**: Open [/chat](http://localhost:42110/chat) in your web browser
- **On Obsidian**: Search for *Khoj: Chat* in the [Command Palette](https://help.obsidian.md/Plugins/Command+palette)
- **On Emacs**: Run `M-x khoj <user-query>`
2. Enter your queries to chat with Khoj. Use [slash commands](#commands) and [query filters](./advanced.md#query-filters) to change what Khoj uses to respond