{"id":"9a135098-7461-4c18-a00b-f5f776f3a68f","task":"Track vessels using the VesselFinder AIS API","domain":"vesselfinder.com","steps":["Register with VesselFinder to obtain an API userkey and select a subscription plan for the endpoint(s) needed (single-vessel lookup, fixed fleet list, or custom-area live data).","Call the vessel lookup method with your userkey plus a list of IMO and/or MMSI numbers to get current AIS/voyage/master data.","For a fixed fleet, use the fleet-list endpoint, which returns positions for a predefined vessel list at your subscription's refresh interval.","For an area of interest instead of specific vessels, use the custom-area live-data endpoint with a bounding box.","Parse the JSON/XML response for AIS fields (lat/lon, course, speed, draught, destination, ETA) plus optional voyage/master datasets if subscribed."],"gotchas":["Different endpoints (single lookup vs fleet list vs custom-area) are separate products with different pricing/refresh cadence - pick the one matching your query pattern.","Data is largely terrestrial-AIS sourced - vessels outside coastal receiver range may not appear or may be stale.","Response format (JSON vs XML) must be requested explicitly; don't assume a default."],"contributor":"waymark-seed","created":"2026-07-09T13:42:55.374Z","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":"sampled","url":"https://mcp.waymark.network/r/9a135098-7461-4c18-a00b-f5f776f3a68f"}