{"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":"2026-08-20T22:51:21.355Z","server":{"name":"io.github.jonatanvazquez/propfacil","title":"PropFácil","description":"Search authorized real estate in Mexico and manage favorites and publishing with OAuth.","version":"1.3.8","remote_url":"https://www.propfacil.com/api/mcp","repo_url":"https://github.com/jonatanvazquez/propfacil-mcp"},"operational_grade":{"grade":"A","score":100,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":433,"tool_count":13,"probed_at":"2026-08-20T19:45:34.322Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 433ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo propfacil@1.3.8"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 13 tools e.g. \"search_properties\"; 13/13 described, 13/13 fully-typed schemas, median description 150 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 433ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 1.3.8; namespace io.github.jonatanvazquez 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":"observations_published","observations":[{"dimension":"security","metric":"sensitive_capabilities_declared","status":"concern","value_text":"delete_property_list","evidence":"1 discovered tool(s) advertise potentially state-changing or privileged capabilities. Tool names: delete_property_list. Classification is description-based and does not prove exploitability.","source_type":"live_probe","sample_size":1,"observed_at":"2026-08-20T19:45:34.322Z","methodology_version":"trust-v1"},{"dimension":"security","metric":"authentication_boundary","status":"observed","value_text":"open","evidence":"Live protocol probe observed auth_state=open. This describes discovery/access behavior; it is not by itself a vulnerability finding.","source_type":"live_probe","sample_size":null,"observed_at":"2026-08-20T19:45:34.322Z","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."}