{"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":"2026-07-17T04:21:49.694Z","server":{"name":"to.agentmail/agentmail","title":"AgentMail","description":"Email inboxes for AI agents: send, receive, reply, search, and manage threaded email over MCP.","version":"1.0.0","remote_url":"https://mcp.agentmail.to/mcp","repo_url":null},"operational_grade":{"grade":"C","score":62,"provisional":1,"reachable":1,"auth_state":"auth-wellbehaved","latency_ms":215,"tool_count":null,"probed_at":"2026-07-15T04:45:35.056Z","evidence":[{"criterion":"reachability","points":18,"max":25,"evidence":"HTTP 401 in 215ms — auth required; WWW-Authenticate present: \"Bearer resource_metadata=https://mcp.agentmail.to/.well-known/oauth-protected-resource/mcp\""},{"criterion":"protocol","points":0,"max":15,"evidence":"handshake not reachable behind auth — unverified"},{"criterion":"tooling","points":0,"max":0,"evidence":"auth-gated — tooling unverifiable, excluded from score (grade marked provisional)"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 215ms"},{"criterion":"provenance","points":12,"max":15,"evidence":"description present; no repository URL; version 1.0.0; namespace to.agentmail matches endpoint/repo"}],"protocol_access":"auth-wellbehaved"},"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."}