{"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":"2026-07-21T14:21:15.799Z","server":{"name":"io.github.Tristan-tech-ai/quiver-risk-brain","title":"Quiver Risk Brain","description":"Verifiable, deterministic risk math for autonomous agents; re-runnable proof on every answer.","version":"0.1.0","remote_url":"https://quiver-production-c3a8.up.railway.app/mcp","repo_url":null},"operational_grade":{"grade":"B","score":87,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":997,"tool_count":9,"probed_at":"2026-07-20T09:47:11.528Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 997ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo quiver-risk-brain@0.1.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 9 tools e.g. \"perp_gate\"; 9/9 described, 9/9 fully-typed schemas, median description 505 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 997ms"},{"criterion":"provenance","points":5,"max":15,"evidence":"description present; no repository URL; version 0.1.0; namespace io.github.Tristan-tech-ai does NOT match remote host (expected *.tristan-tech-ai.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":"citation_quality","metric":"citation_capability_advertised","status":"unverified","value_text":null,"evidence":"Metadata/tool descriptions advertise citation or evidence capability: ountIn, amountOutRealized) plus either the pre-trade pool reserves+fee (constant-product) or a fair reference price, returns how many basis points the fill lost to ADVERSE execution (sandwich/MEV/stale) beyond the unavoidable fee + own price impact. No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-07-20T09:47:11.528Z","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":"2026-07-20T09:47:11.528Z","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."}