{"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":"2026-07-17T06:39:41.268Z","server":{"name":"trade.rubin/exchange","title":"Rubin Exchange","description":"Rubin: self-custody DEX for crypto perpetuals & spot - trade, read positions, orders, balances.","version":"1.0.2","remote_url":"https://mcp.mainnet.rubin.trade/mcp","repo_url":"https://github.com/rubin-trade/rubin-mainnet-mcp"},"operational_grade":{"grade":"A","score":100,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":426,"tool_count":26,"probed_at":"2026-07-15T05:00:34.695Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 426ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo ritbit-mcp@0.0.1"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 26 tools e.g. \"whoami\"; 26/26 described, 26/26 fully-typed schemas, median description 368 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 426ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 1.0.2; namespace trade.rubin 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."}