{"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":"2026-07-17T03:14:58.223Z","server":{"name":"io.github.VestOSAI/vest-mcp","title":null,"description":"Earn up to 20% cashback on 200+ AI tool subscriptions. Browse, build stacks, get tracked links.","version":"2.0.0","remote_url":"https://mcp.getvest.ai/mcp","repo_url":"https://github.com/VestOSAI/vest-mcp"},"operational_grade":{"grade":"F","score":15,"provisional":0,"reachable":0,"auth_state":"unreachable","latency_ms":802,"tool_count":null,"probed_at":"2026-07-16T19:46:22.777Z","evidence":[{"criterion":"reachability","points":0,"max":25,"evidence":"HTTP 400 in 802ms — JSON-RPC error: {\"code\":-32600,\"message\":\"Unsupported MCP-Protocol-Version: 2025-06-18. Supported: 2024-11-05, 2025-03-26, 2025-11-25\"}"},{"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 2.0.0; namespace io.github.VestOSAI 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":"observations_published","observations":[{"dimension":"security","metric":"authentication_boundary","status":"observed","value_text":"unreachable","evidence":"Live protocol probe observed auth_state=unreachable. This describes discovery/access behavior; it is not by itself a vulnerability finding.","source_type":"live_probe","sample_size":null,"observed_at":"2026-07-16T19:46:22.777Z","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."}