Start free, scale as you grow. No hidden fees.
Growing apps — ~5 vessels at 15-minute polling
Safety net above Starter — ~10 vessels at 15-minute polling
Commercial scale — no caps
Try the API with limited access
No credit card required
Hobby projects and single-vessel monitoring
Optional one-time credit packs for satellite AIS position lookups. Available on any tier (including Free). Credits do not expire and are separate from your monthly subscription quota.
One-time purchase. Credits never expire.
$0.50 per lookup
One-time purchase. Credits never expire.
$0.42 per lookup
One-time purchase. Credits never expire.
$0.41 per lookup
Credits are charged only on successful satellite position responses. Learn more in the satellite documentation.
Non-refundable: the 14-day money-back guarantee does not apply to satellite credit packs.
| Feature | free | basic | starter | growth | pro |
|---|---|---|---|---|---|
| API Requests / month | 150 | 1500 | 15000 | 30000 | Unlimited |
| Active Notifications | — | Up to 3 | Up to 5 | Up to 10 | Unlimited |
| Vessels per Notification | — | 100 | 100 | 100 | 100 |
| Notification Delivery Methods | — | Webhook + WebSocket | Webhook + WebSocket | Webhook + WebSocket | Webhook + WebSocket |
We offer tailored plans for enterprise customers with dedicated support and custom integrations.
Email us at sales@vesselapi.com →All plans include access to comprehensive API documentation and code examples.
14-day money-back guarantee on all paid plans. Upgrade, downgrade, or cancel anytime.
Pro plan subject to fair use policy. See terms for details.