{"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":"2026-09-24T11:04:02.674Z","server":{"name":"io.github.theluckystrike/label","title":null,"description":"Generate barcode and QR labels offline for products, packages and assets.","version":"0.22.0","remote_url":"https://mcp.zovo.one/mcp/label","repo_url":"https://github.com/theluckystrike/mcp-servers"},"operational_grade":{"grade":"A","score":100,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":15,"tool_count":10,"probed_at":"2026-09-24T06:15:53.628Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 15ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo mcp-barcode@0.22.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 10 tools e.g. \"license_status\"; 10/10 described, 10/10 fully-typed schemas, median description 205 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 15ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 0.22.0; namespace io.github.theluckystrike 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: Amount and reference are enough: the beneficiary IBAN and name default to the shared business profile, never asked for | invoice_payment_qr Call this tool for a SEPA payment QR from just an amount and reference: IBAN and name are read from the shared business profile, never asked for; pass invoice_id instead to take the amount from an invoice. No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-09-24T06:15:53.628Z","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":"2026-09-24T06:15:53.628Z","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."}