{"attribution":"MCP Queen — the evidence layer for MCP (https://mcpqueen.com)","license":"CC BY 4.0 — free to use with attribution and a link to mcpqueen.com","methodology":"https://mcpqueen.com/registry#methodology","docs":"https://mcpqueen.com/api","generated_at":"2026-07-16T23:42:06.881Z","server":{"name":"io.github.hexiaochun/xskill-ai","title":"xSkill AI","description":"AI content generation with 50+ models: image, video, TTS, voice cloning, and more.","version":"1.0.0","remote_url":"https://api.xskill.ai/api/v3/mcp-http","repo_url":"https://github.com/hexiaochun/xskill-ai-cursor-plugin"},"operational_grade":{"grade":"D","score":49,"provisional":1,"reachable":1,"auth_state":"auth-bare","latency_ms":614,"tool_count":null,"probed_at":"2026-07-14T02:30:34.563Z","evidence":[{"criterion":"reachability","points":10,"max":25,"evidence":"HTTP 401 in 614ms — auth required; WWW-Authenticate MISSING (no OAuth discovery hint for clients)"},{"criterion":"protocol","points":0,"max":15,"evidence":"handshake not reachable behind auth — unverified"},{"criterion":"tooling","points":0,"max":0,"evidence":"auth-gated — tooling unverifiable, excluded from score (grade marked provisional)"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 614ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 1.0.0; namespace io.github.hexiaochun matches endpoint/repo"}],"protocol_access":"auth-bare"},"field_semantics":{"auth_state":"Deprecated name retained for compatibility. It means protocol handshake/discovery access only, not tool-level data entitlement.","protocol_access":"Preferred name for auth_state."},"audit_state":"unaudited","observations":[],"response_benchmarks":[],"reviewed_field_reports":[],"interpretation":"Dimensions are independent; missing evidence is not a pass; field reports are qualitative, moderated and never votes."}