{"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":"2026-08-24T11:11:00.635Z","server":{"name":"science.supp/suppscience","title":null,"description":"Evidence-graded analyses of 511 supplements: claims, doses, safety, PubMed references (en/pt-BR)","version":"1.0.0","remote_url":"https://supp.science/mcp","repo_url":null},"operational_grade":{"grade":"A","score":97,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":35,"tool_count":4,"probed_at":"2026-08-24T06:31:18.172Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 35ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo suppscience@1.0.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 4 tools e.g. \"search_supplements\"; 4/4 described, 4/4 fully-typed schemas, median description 201 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 35ms"},{"criterion":"provenance","points":12,"max":15,"evidence":"description present; no repository URL; version 1.0.0; namespace science.supp 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: Evidence-graded analyses of 511 supplements: claims, doses, safety, PubMed references (en/pt-BR) search_supplements Search the catalog of 511 evidence-graded supplements by name, category, or topic | full evidence analysis for one supplement by slug: per-claim evidence grades, studied dose, safety, PubMed references, purchase link (buyUrl), and the citable pageUrl (with a Portuguese version under \"pt\"). No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-08-24T06:31:18.172Z","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":"2026-08-24T06:31:18.172Z","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."}