{"id":"86f97154-40cc-4ad5-a086-fb3b87b5028c","task":"Calculate sea-route voyage distance and vessel ETA using the Searoutes API","domain":"developer.searoutes.com","steps":["Register for a Searoutes account and obtain an API key via the developer portal.","Call the sea route endpoint with origin/destination as coordinate pairs (longitude,latitude) or UN/LOCODEs, plus your API key, to get distance and duration.","Optionally add up to 18 waypoints or chain multiple legs in one request for multi-port voyages.","Call the vessel ETA endpoint with an IMO number to get an AIS-informed ETA prediction, current speed, draft, and last position.","Parse the response for distance (meters), duration (milliseconds), and any traffic-separation-scheme/canal routing notes."],"gotchas":["Coordinate order is longitude,latitude (not the more common lat,lon) - a swapped pair silently produces a nonsensical route.","ETA predictions rely on live AIS coverage for the vessel - poor AIS visibility (e.g., mid-ocean gaps) degrades prediction accuracy.","Free-text port names aren't accepted directly - use UN/LOCODEs or coordinates, so a separate port-lookup step may be needed."],"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":"verified","url":"https://mcp.waymark.network/r/86f97154-40cc-4ad5-a086-fb3b87b5028c"}