{"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":"2026-07-17T05:36:23.136Z","server":{"name":"io.github.Kali123411/k402","title":null,"description":"Agent-payable APIs on Kaspa: LLMs, chain data, covenants, zk proofs — pay per call, no API key","version":"0.5.0","remote_url":"https://x402-compute.68cxgfyr0.workers.dev/mcp","repo_url":null},"operational_grade":{"grade":"B","score":87,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":560,"tool_count":32,"probed_at":"2026-07-16T06:00:51.284Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 560ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo k402@1.28.1"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 32 tools e.g. \"catalog\"; 32/32 described, 32/32 fully-typed schemas, median description 154 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 560ms"},{"criterion":"provenance","points":5,"max":15,"evidence":"description present; no repository URL; version 0.5.0; namespace io.github.Kali123411 does NOT match remote host (expected *.kali123411.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":"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."}