> ## Documentation Index > Fetch the complete documentation index at: https://differentai-docs-retire-unsold-and-stale-pages.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Enable Exa search [Exa](https://exa.ai) is a very fast search engine for AI. We support it as part of a global setting that is currently in `Settings` -> `Advanced`.