{"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":"2026-07-16T23:42:37.113Z","server":{"name":"io.github.ptrinh/freeport-nostr","title":null,"description":"Search Freeport Nostr events by kind, tag & geohash radius (rides, services, reputation).","version":"0.5.0","remote_url":"https://nostr-mcp.trinh.uk/mcp","repo_url":"https://github.com/ptrinh/freeport"},"operational_grade":{"grade":"A","score":95,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":589,"tool_count":6,"probed_at":"2026-07-14T19:00:41.054Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 589ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo freeport-nostr@0.6.9"},{"criterion":"tooling","points":33,"max":35,"evidence":"tools/list OK: 6 tools e.g. \"nostr_search_intents\"; 6/6 described, 5/6 fully-typed schemas, median description 228 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 589ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 0.5.0; namespace io.github.ptrinh matches endpoint/repo"}],"protocol_access":"open"},"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."}