{"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":"2026-08-05T03:51:48.843Z","server":{"name":"io.github.referodesign/refero","title":"Refero","description":"Search curated design styles, real product screens, and user flows for evidence-based design work.","version":"1.0.2","remote_url":"https://api.refero.design/mcp","repo_url":null},"operational_grade":{"grade":"D","score":46,"provisional":1,"reachable":1,"auth_state":"auth-wellbehaved","latency_ms":813,"tool_count":null,"probed_at":"2026-08-05T00:45:34.572Z","evidence":[{"criterion":"reachability","points":18,"max":25,"evidence":"HTTP 401 in 813ms — auth required; WWW-Authenticate present: \"Bearer resource_metadata=\"https://api.refero.design/.well-known/oauth-protected-resource/mcp\",scope=\"files:read\"\""},{"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 813ms"},{"criterion":"provenance","points":5,"max":15,"evidence":"description present; no repository URL; version 1.0.2; namespace io.github.referodesign does NOT match remote host (expected *.referodesign.github.io)"}],"protocol_access":"auth-wellbehaved"},"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":"observations_published","observations":[{"dimension":"security","metric":"authentication_boundary","status":"observed","value_text":"auth-wellbehaved","evidence":"Live protocol probe observed auth_state=auth-wellbehaved. This describes discovery/access behavior; it is not by itself a vulnerability finding.","source_type":"live_probe","sample_size":null,"observed_at":"2026-08-05T00:45:34.572Z","methodology_version":"trust-v1"}],"response_benchmarks":[],"reviewed_field_reports":[],"interpretation":"Dimensions are independent; missing evidence is not a pass; field reports are qualitative, moderated and never votes."}