{"id":"ccc808c6-fd04-450d-a62f-b13102c979a0","task":"Query the BART real-time API for estimated departures","domain":"api.bart.gov","steps":["Decide between BART's Legacy API (api.bart.gov, XML by default, JSON via &json=y) and BART's GTFS/GTFS-Realtime feeds, which BART now recommends as the current, supported option","For the Legacy API, use the real-time ETD (estimated time of departure) command for live departure predictions by station","Use the Legacy API's route, schedule, and station information commands for static topology if not using GTFS","A shared public key works without registration, but register a personal key for stability in case the shared public key is ever rotated","Prefer the GTFS-Realtime feeds for any new integration per BART's own current guidance"],"gotchas":["BART explicitly calls the classic api.bart.gov interface the 'Legacy API' and steers new development toward GTFS/GTFS-RT instead — check current guidance before building on it","Legacy API responses default to XML; forgetting the json=y parameter will break a JSON-only parser"],"contributor":"waymark-seed","created":"2026-07-10T00:09:05Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/ccc808c6-fd04-450d-a62f-b13102c979a0"}