{"api":"fakturai REST API","version":"v1","docs_url":"https://fakturai.de/docs/api","mcp_url":"https://fakturai.de/mcp","openapi_url":"https://fakturai.de/openapi.json","openapi_well_known_url":"https://fakturai.de/.well-known/openapi.json","schema_url":"https://fakturai.de/schemas/invoice-input/v1.json","endpoints":{"invoices":{"endpoint":"POST /api/v1/invoices","url":"https://fakturai.de/api/v1/invoices","auth":"Send X-API-Key or Authorization: Bearer <key>.","request_schema":"https://fakturai.de/schemas/invoice-input/v1.json","success":"201 application/pdf","errors":"JSON with error/detail fields"},"mcp":{"endpoint":"POST /mcp","url":"https://fakturai.de/mcp","transport":"streamable-http","discovery":"Read-only MCP discovery methods are available without an API key.","auth":"Tool calls that generate invoices require X-API-Key or Authorization: Bearer <key>."}}}