> For the complete documentation index, see [llms.txt](https://braindex.gitbook.io/braindex-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://braindex.gitbook.io/braindex-documentation/developer-documentation/braindex-api-integration.md).

# BrainDex API Integration

BrainDex integration relies on two components: our Pathfinder API, which provides routing data for on-chain execution, and the Router smart contract, which interprets and executes Pathfinder output.

See the below pages for detailed information on each.