{"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":"2026-07-16T23:31:48.118Z","server":{"name":"io.github.pipeworx-io/unsplash","title":"Unsplash","description":"Unsplash MCP.","version":"0.1.0","remote_url":"https://gateway.pipeworx.io/unsplash/mcp","repo_url":"https://github.com/pipeworx-io/mcp-unsplash"},"operational_grade":{"grade":"A","score":97,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":18,"tool_count":45,"probed_at":"2026-07-14T18:01:13.675Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 18ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-03-26, serverInfo pipeworx-gateway@0.1.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 45 tools e.g. \"ask_pipeworx\"; 45/45 described, 45/45 fully-typed schemas, median description 460 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 18ms"},{"criterion":"provenance","points":12,"max":15,"evidence":"description missing/thin; repository linked; version 0.1.0; namespace io.github.pipeworx-io 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":"unaudited","observations":[],"response_benchmarks":[],"reviewed_field_reports":[],"interpretation":"Dimensions are independent; missing evidence is not a pass; field reports are qualitative, moderated and never votes."}