{"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":"2026-07-17T08:06:42.591Z","server":{"name":"io.github.bluetouff/compatair","title":"CompatAir","description":"Read-only pneumatic compatibility and evidence tools with stable IDs and canonical CompatAir URLs.","version":"2.1.0","remote_url":"https://compatair.fr/mcp","repo_url":"https://github.com/bluetouff/compatair-mcp"},"operational_grade":{"grade":"A","score":100,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":214,"tool_count":19,"probed_at":"2026-07-16T07:30:51.642Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 214ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo compatair-mcp@2.1.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 19 tools e.g. \"search_tools\"; 19/19 described, 19/19 fully-typed schemas, median description 115 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 214ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 2.1.0; namespace io.github.bluetouff 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."}