{"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":"2026-08-29T12:55:02.183Z","server":{"name":"io.github.Trupe-Rs/expert-brain","title":"StackFast FractWin Expert Brain","description":"Expert knowledge base for sales, negotiation, strategy, operations, and risk.","version":"1.0.0","remote_url":"https://stackfast.ai/api/mcp","repo_url":"https://github.com/stackfast-technologies/mcp-brain-server"},"operational_grade":{"grade":"D","score":58,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":489,"tool_count":null,"probed_at":"2026-08-28T01:45:34.605Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 489ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo StackFast MCP Control Plane@2026-07-09"},{"criterion":"tooling","points":0,"max":35,"evidence":"tools/list failed: HTTP 200"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 489ms"},{"criterion":"provenance","points":8,"max":15,"evidence":"description present; repository linked; version 1.0.0; namespace io.github.Trupe-Rs does NOT match remote host (expected *.trupe-rs.github.io)"}],"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":"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":"2026-08-28T01:45:34.605Z","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."}