{"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":"2026-10-12T12:24:45.619Z","server":{"name":"app.cannonstudio/cannon-studio","title":"Cannon Studio","description":"Public Cannon Studio MCP for product, pricing, workflow, model, and API answers.","version":"1.0.0","remote_url":"https://www.cannonstudio.app/mcp","repo_url":null},"operational_grade":{"grade":"A","score":97,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":219,"tool_count":31,"probed_at":"2026-10-07T01:15:50.425Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 219ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo cannon-studio@1.2.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 31 tools e.g. \"search\"; 31/31 described, 31/31 fully-typed schemas, median description 212 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 219ms"},{"criterion":"provenance","points":12,"max":15,"evidence":"description present; no repository URL; version 1.0.0; namespace app.cannonstudio 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: Public read-only: no auth, no state changes, no charges; call fetch with a returned id when full source-backed text is needed | ation, object, outfit, ability, or camera from descriptive fields and optional existing HTTPS media references | update_world_asset Edit an owned reusable asset's descriptive fields and existing media references using the app's asset service. No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-10-07T01:15:50.425Z","methodology_version":"trust-v1"},{"dimension":"security","metric":"sensitive_capabilities_declared","status":"concern","value_text":"create_generation_request, get_generation_request, delete_creator_flow_project","evidence":"3 discovered tool(s) advertise potentially state-changing or privileged capabilities. Tool names: create_generation_request, get_generation_request, delete_creator_flow_project. Classification is description-based and does not prove exploitability.","source_type":"live_probe","sample_size":3,"observed_at":"2026-10-07T01:15:50.425Z","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":"2026-10-07T01:15:50.425Z","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."}