# Riggle for developers and AI agents > The developer section of riggle.kr: how an AI agent hands a person's photo or video shoot in Korea to Riggle. Riggle gives agents no answers and no data; every surface returns a riggle.kr link that opens Riggle with the brief in the message box, for the person to review and send. ## Guides - [Developer guide (Markdown)](https://riggle.kr/developers.md): MCP servers, the link API, limits, idempotency, rate limits and versioning. - [Developer guide (HTML, Korean and English)](https://riggle.kr/developers) - [Link API reference (Markdown)](https://riggle.kr/openapi.json.md) ## Machine-readable - [OpenAPI description](https://riggle.kr/openapi.json): POST https://riggle.kr/api/v1/brief-link - [API catalog (RFC 9727)](https://riggle.kr/.well-known/api-catalog) - [Product MCP server card](https://riggle.kr/mcp/server-card): https://riggle.kr/mcp, tool start_riggle_brief - [Documentation MCP server card](https://riggle.kr/mcp/docs/server-card): https://riggle.kr/mcp/docs, tool read_riggle_docs - [Agent catalog (ARD)](https://riggle.kr/.well-known/ard.json) - [Agent skills index](https://riggle.kr/.well-known/agent-skills/index.json) ## Whole site - [llms.txt](https://riggle.kr/llms.txt)