> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.emtelligent.com/nlp/reference/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.emtelligent.com/_mcp/server.

# Reference

## Docs

- [System Requirements](https://docs.emtelligent.com/nlp/reference/requirements.md)
- [API Key HMAC Authentication](https://docs.emtelligent.com/nlp/reference/hmac-authentication.md)
- [JSON Input Format](https://docs.emtelligent.com/nlp/reference/input-format.md)
- [JSON Result Format](https://docs.emtelligent.com/nlp/reference/result-format.md)
- [Audit Data Download](https://docs.emtelligent.com/nlp/reference/audit-data-download.md)