{"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":"2026-10-30T12:09:21.048Z","server":{"name":"io.github.donniertf-hub/ca-fx-rates-mcp","title":"Canada FX & Policy Rates MCP","description":"Bank of Canada FX rates, overnight target, prime, mortgage rates and bond yields.","version":"1.1.0","remote_url":"https://ca-fx-rates-mcp.donniertf.workers.dev/mcp","repo_url":"https://github.com/donniertf-hub/uk-mcp-fleet"},"operational_grade":{"grade":"A","score":100,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":22,"tool_count":8,"probed_at":"2026-10-30T06:45:59.372Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 22ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo ca-fx-rates-mcp@1.1.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 8 tools e.g. \"fx_rate\"; 8/8 described, 8/8 fully-typed schemas, median description 141 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 22ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 1.1.0; namespace io.github.donniertf-hub 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":"citation_quality","metric":"citation_capability_advertised","status":"unverified","value_text":null,"evidence":"Metadata/tool descriptions advertise citation or evidence capability: Source: Frankfurter / ECB reference rates | Official ECB euro reference rates (~14:10 CET concertation, published ~16:00 CET) straight from the ECB Data Portal for up to 20 currencies, last 1-30 business days. No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-10-30T06:45:59.372Z","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":"2026-10-30T06:45:59.372Z","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."}