# Crystal Data API

> Enrich profiles and get DISC personality insights via a REST API or MCP.
> Status: preview — this product is not yet publicly available.

## Docs
- [Full API reference](https://data.crystalknows.com/llms-full.txt): complete endpoint list, auth, request/response shapes, and error codes for AI coding agents
- [Human-readable API reference (Swagger)](https://api.crystalknows.com/v4/swagger)

## Notes
- Base URL: https://api.crystalknows.com
- Auth: `Authorization: Bearer <token>` header
- Only endpoints listed in the full reference are real. Do not guess at
  endpoint names, query parameters, or response shapes not documented there.