{"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":"2026-07-16T23:41:56.877Z","server":{"name":"io.github.lonniev/personalbrain-mcp","title":null,"description":"FastMCP server for TheBrain API — AI access to a personal knowledge graph, Tollbooth-monetized","version":"1.16.3","remote_url":"https://personal-brain.fastmcp.app/mcp","repo_url":"https://github.com/lonniev/thebrain-mcp"},"operational_grade":{"grade":"A","score":94,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":1647,"tool_count":80,"probed_at":"2026-07-16T20:31:06.188Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 1647ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo thebrain-mcp@3.4.4"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 80 tools e.g. \"brain_check_balance\"; 80/80 described, 80/80 fully-typed schemas, median description 191 chars"},{"criterion":"latency","points":4,"max":10,"evidence":"initialize round-trip 1647ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 1.16.3; namespace io.github.lonniev 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: pon_id becomes a\nno-op (the constraint returns neutral on unknown ids) — the\nStudio surfaces orphan references as warnings. No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-07-16T20:31:06.188Z","methodology_version":"trust-v1"},{"dimension":"security","metric":"sensitive_capabilities_declared","status":"concern","value_text":"brain_get_operator_onboarding_status, brain_get_patron_onboarding_status, brain_request_credential_channel, brain_receive_credentials, brain_forget_credentials, brain_request_patron_credentials, brain_update_patron_credential, brain_delete_patron_credential, brain_get_patron_credential_fields, brain_request_npub_proof, brain_receive_npub_proof, brain_delete_coupon, brain_delete_thought, brain_delete_link, brain_delete_attachment, brain_brain_query","evidence":"16 discovered tool(s) advertise potentially state-changing or privileged capabilities. Tool names: brain_get_operator_onboarding_status, brain_get_patron_onboarding_status, brain_request_credential_channel, brain_receive_credentials, brain_forget_credentials, brain_request_patron_credentials, brain_update_patron_credential, brain_delete_patron_credential, brain_get_patron_credential_fields, brain_request_npub_proof, brain_receive_npub_proof, brain_delete_coupon, brain_delete_thought, brain_delete_link, brain_delete_attachment, brain_brain_query. Classification is description-based and does not prove exploitability.","source_type":"live_probe","sample_size":16,"observed_at":"2026-07-16T20:31:06.188Z","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":"2026-07-16T20:31:06.188Z","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."}