{"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":"2026-07-18T08:11:40.850Z","server":{"name":"io.github.raulbr90/changebook","title":null,"description":"Query your product's living memory: module map + analyzed change history. Read-only MCP tools.","version":"0.3.2","remote_url":"https://oyosihxkecspjkiligga.supabase.co/functions/v1/mcp","repo_url":null},"operational_grade":{"grade":"F","score":42,"provisional":1,"reachable":1,"auth_state":"auth-wellbehaved","latency_ms":2380,"tool_count":null,"probed_at":"2026-07-16T22:15:02.720Z","evidence":[{"criterion":"reachability","points":18,"max":25,"evidence":"HTTP 401 in 2380ms — auth required; WWW-Authenticate present: \"Bearer resource_metadata=\"https://changebook.app/.well-known/oauth-protected-resource\", error=\"invalid_token\"\""},{"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":4,"max":10,"evidence":"initialize round-trip 2380ms"},{"criterion":"provenance","points":5,"max":15,"evidence":"description present; no repository URL; version 0.3.2; namespace io.github.raulbr90 does NOT match remote host (expected *.raulbr90.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":"2026-07-16T22:15:02.720Z","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."}