{"schema_version":1,"status":{"basis":"One check per day from one network location: POST initialize, then tools/list; no tool calls and no credentials. A day without a check is not counted as a failure and ends a consecutive run. When remotes differ on a day, the day is mixed. Recorded facts, not a score or an availability measure.","stale":false,"state":"answered","checks_30d":{"mixed":0,"answered":5,"observed":8,"no_response":3,"auth_required":0},"definition":{"id":"target_status","version":1},"tool_count":9,"computed_at":"2026-11-05T14:37:00.073Z","latest_check":"2026-11-05","remote_states":{"answered":1},"consecutive_days":4,"consecutive_break":"state_change","consecutive_since":"2026-11-02","observation_basis":"fixed_cohort","days_since_latest_check":0},"target":"mcp:so.darwin/darwin","message":"Answered initialize and tools/list on the last 4 consecutive daily checks (2026-11-02 to 2026-11-05); 9 tools listed. 5 of 8 observed days in the last 30 had this result. MCP Registry declaration recorded; observed daily by Lowdown Scanner since 2026-10-29; tool definitions last changed on 2026-11-04 after 2 days without change; no agent-reported interactions.","scanner":{"note":"Observed by Lowdown Scanner (initialize + tools/list only; no tool calls). Not included in success_rate.","tools":{"count":9,"names":["act","execute","get_account","get_thread","live-search","navigate","route","search","show_ui"],"partial":false,"observed_at":"2026-11-05T01:36:32.456+00:00","set_first_observed_at":"2026-11-02T01:47:10.041+00:00"},"latest":{"error_type":null,"latency_ms":725,"tool_count":9,"http_status":200,"schema_hash":"52bb2d2102550e06","reached_level":2,"server_version":"0.13.0"},"method":{"limits":"Each row is a single probe at one moment. It is not a measure of availability or uptime, and not a score.","dataset":"https://github.com/PetShopBros/lowdown-data","vantage":"One network location (GitHub Actions). A timeout or refusal means not reachable from there, not necessarily from everywhere.","requests":"POST initialize, then tools/list. No tool calls and no authentication.","frequency":"Once per day, for a fixed sample of MCP Registry entries with a streamable-http remote, plus entries looked up through this API (observation_basis: on_request, observed from the day after the lookup)."},"target":"mcp:so.darwin/darwin","cohorts":["2026-10-29-v3"],"daily_30d":[{"day":"2026-10-29","remotes":1,"error_type":"timeout","tool_count":null,"http_status":null,"reached_level":0,"tools_changed":null,"retry_reached_level":2},{"day":"2026-10-30","remotes":1,"error_type":"timeout","tool_count":null,"http_status":null,"reached_level":0,"tools_changed":null,"retry_reached_level":0},{"day":"2026-10-31","remotes":1,"error_type":"timeout","tool_count":null,"http_status":null,"reached_level":0,"tools_changed":null,"retry_reached_level":0},{"day":"2026-11-01","remotes":1,"error_type":"timeout","tool_count":null,"http_status":null,"reached_level":0,"tools_changed":null,"retry_reached_level":0},{"day":"2026-11-02","remotes":1,"error_type":null,"tool_count":9,"http_status":200,"reached_level":2,"tools_changed":null,"retry_reached_level":null},{"day":"2026-11-03","remotes":1,"error_type":null,"tool_count":9,"http_status":200,"reached_level":2,"tools_changed":false,"retry_reached_level":null},{"day":"2026-11-04","remotes":1,"error_type":null,"tool_count":9,"http_status":200,"reached_level":2,"tools_changed":true,"retry_reached_level":null},{"day":"2026-11-05","remotes":1,"error_type":null,"tool_count":9,"http_status":200,"reached_level":2,"tools_changed":false,"retry_reached_level":null}],"in_sample":true,"missing_days":[],"last_observed_at":"2026-11-05T01:36:32.456+00:00","observations_30d":8,"remotes_observed":1,"first_observed_at":"2026-10-29T01:31:35.534+00:00","observation_basis":"fixed_cohort","definition_changes":{"note":"Tool definitions changed on 1 of 3 compared days.","basis":"Each daily observation is compared with the previous one from the same remote URL, using hashes of tool schemas, descriptions and names. Description text is not returned. A change is a recorded fact, not a judgment about the server.","events":[{"day":"2026-11-04","kinds":["schema_changed"],"new_flags":[],"compared_with":"2026-11-03","returned_to_earlier_definition":false}],"pattern":"changed","change_days":1,"last_change":"2026-11-04","compared_days":3,"observed_days":4,"first_compared_day":"2026-11-02","content_flags_basis":"new_flags lists content markers that appeared with a change, compared with the previous tool set from the same remote: description_url (a tool description contains an http(s) URL; domains that were not in the previous set are listed), hidden_direction_controls (text-direction control characters U+200E-200F, U+202A-202E, U+2066-2069), hidden_tag_characters (Unicode tag characters U+E0000-E007F), hidden_zero_width (U+200B, U+2060-2064, U+FEFF) and hidden_joiners (U+200C-200D, used in normal writing of Persian, Arabic and Indic scripts and in emoji). Only the first three are stated in the first sentence. Computed from the tool definitions Lowdown stored; the text is not returned. null means not checked. A marker is a recorded fact, not a judgment.","content_flags_checked":true,"days_since_last_change":1,"stable_days_before_last_change":2},"schema_versions_30d":2,"declared_vs_observed":{"declared_hosts":["mcp.darwin.so"],"observed_hosts":["mcp.darwin.so"],"declared_version":"0.12.1","observed_server_version":"0.13.0"},"status_distribution_30d":{"200":4,"timeout":4}},"registry":{"name":"so.darwin/darwin","note":"Recorded from Lowdown's first Registry snapshot (2026-10-19); first_recorded_at is not when the entry first appeared in the Registry.","listed":true,"status":"active","removed_at":null,"changes_30d":[{"on":"2026-10-27","new":"0.12.1","old":"0.9.0","kind":"version"},{"on":"2026-10-27","kind":"description"}],"remote_hosts":["mcp.darwin.so"],"declared_version":"0.12.1","declares_packages":false,"first_recorded_at":"2026-10-19T06:19:52.681+00:00","recorded_since_baseline":true},"confidence":"none","interactions":0,"success_rate":null,"resolved_target":"mcp:so.darwin/darwin","summary":{"auth":"not_required","auth_basis":"latest_check","last_answered":"2026-11-05","last_reached":"2026-11-05","latest_check":"2026-11-05","state":"answered"},"evidence_levels":{"present":["registry_declaration","protocol_check_without_credentials"],"tool_execution":{"verified_by_lowdown":false,"agent_reported_tool_calls":0},"note":"A protocol check (initialize and tools/list) shows that a server answered; it does not show that its tools run successfully. Agent reports describe tool use but are not verified by Lowdown. Definitions: https://lowdown-proxy.vercel.app/llms.txt (Evidence levels)."},"source":{"cite":"Lowdown (https://github.com/PetShopBros/lowdown-data), retrieved 2026-11-05, CC BY 4.0","name":"Lowdown","lookup":"https://lowdown-proxy.vercel.app/api/reputation/mcp:so.darwin/darwin","dataset":"https://github.com/PetShopBros/lowdown-data","license":"CC BY 4.0","feedback":"https://lowdown-proxy.vercel.app/api/feedback","freshness":"Lowdown observes servers daily, so this record changes from day to day. A copy older than 1 day may be outdated: query the lookup URL for the current record before relying on it.","menu_card":"https://lowdown-proxy.vercel.app/menu.json","license_url":"https://creativecommons.org/licenses/by/4.0/","retrieved_at":"2026-11-05T22:55:59.338Z","license_applies_to":"registry and scanner blocks (MCP Registry records and Lowdown Scanner observations)"}}