{"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":"2026-07-16T23:27:34.381Z","server":{"name":"io.github.neddes/pieterpost-mcp","title":"PieterPost MCP","description":"Let AI agents prepare, review, pay for, and send real letters and postcards.","version":"1.0.0","remote_url":"https://pieterpost.com/mcp/","repo_url":"https://github.com/neddes/pieterpost-mcp"},"operational_grade":{"grade":"F","score":15,"provisional":0,"reachable":0,"auth_state":"unreachable","latency_ms":75,"tool_count":null,"probed_at":"2026-07-14T07:15:34.672Z","evidence":[{"criterion":"reachability","points":0,"max":25,"evidence":"HTTP 500 in 75ms — no valid initialize result"},{"criterion":"protocol","points":0,"max":15,"evidence":"no handshake"},{"criterion":"tooling","points":0,"max":35,"evidence":"unreachable — no tooling to assess"},{"criterion":"latency","points":0,"max":10,"evidence":"not measurable"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 1.0.0; namespace io.github.neddes matches endpoint/repo"}],"protocol_access":"unreachable"},"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."}