{"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":"2026-10-28T07:15:37.954Z","server":{"name":"al.ephemer/ephemeral","title":"Ephemeral","description":"Run AI agent tasks in isolated sandboxes with a cost cap, saved workflows and scoped connections.","version":"1.0.0","remote_url":"https://app.ephemer.al/mcp","repo_url":null},"operational_grade":{"grade":"A","score":92,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":500,"tool_count":19,"probed_at":"2026-10-26T21:15:40.335Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 500ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo ephemeral@2026.10.26.65-13cda13"},{"criterion":"tooling","points":33,"max":35,"evidence":"tools/list OK: 19 tools e.g. \"create_run\"; 19/19 described, 16/19 fully-typed schemas, median description 202 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 500ms"},{"criterion":"provenance","points":12,"max":15,"evidence":"description present; no repository URL; version 1.0.0; namespace al.ephemer 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: Connections must already be saved in the organization; reference them by name | Reference one in create_run by name | Connections must already be saved in the organization; reference them by name, never with a URL or a credential. No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-10-26T21:15:40.335Z","methodology_version":"trust-v1"},{"dimension":"security","metric":"sensitive_capabilities_declared","status":"concern","value_text":"save_workflow, delete_workflow, delete_schedule, list_files","evidence":"4 discovered tool(s) advertise potentially state-changing or privileged capabilities. Tool names: save_workflow, delete_workflow, delete_schedule, list_files. Classification is description-based and does not prove exploitability.","source_type":"live_probe","sample_size":4,"observed_at":"2026-10-26T21:15:40.335Z","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":"2026-10-26T21:15:40.335Z","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."}