IACS Classification Data

Vessel classification data
as a clean REST API

Query IACS class status, survey dates, and compliance info by IMO number. Stop maintaining scrapers — start shipping.

terminal

# Fetch vessel classification by IMO
curl -X POST https://vessel-class-finder-production.up.railway.app/vessels \
  -H "x-api-key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"imos": [9200079]}'

# Response
[{
  "imo": 9200079,
  "vessel_name": "NORDIC AURORA",
  "class": "DNV",
  "status": "In Class",
  "date_of_survey": "15/06/2025",
  "date_of_next_survey": "15/06/2028",
  "date_of_latest_status": "01/01/2024",
  "reason_for_status": ""
}]

How It Works

From IMO number to classification data in milliseconds

We aggregate and structure IACS vessel classification data so your engineering team doesn't have to.

Get an API key

Query by IMO

Send a POST with one or more IMO numbers. Get structured JSON back with full classification details.

Always fresh

Data is automatically refreshed weekly from IACS member societies. No stale records, no maintenance on your end.

Data Coverage

Every field you need for classification compliance

Structured data from IACS member societies, covering the global commercial fleet.

imo BIGINT — IMO number

vessel_name TEXT — Ship name

class TEXT — Classification society

status TEXT — Class status

date_of_survey TEXT — Last survey date

date_of_next_survey TEXT — Next survey due

date_of_latest_status TEXT — Status change date

reason_for_status TEXT — Status reason

API Reference

Simple REST endpoints

Authenticate with an API key header. All responses are JSON.

POST /register Create an account

POST /login Get JWT token + API key

POST /vessels Query vessels by IMO numbers

GET /subscription Check subscription status

POST /subscribe Activate subscription

GET /api-keys List your API keys

DELETE /api-keys/:key Revoke an API key

Pricing

Start free, scale as you grow

No credit card required. Upgrade when you need more lookups.

Free

100 lookups / month

Full API access
All data fields
Weekly data refresh

Get Started

Starter

$49 /mo

5,000 lookups / month

Everything in Free
Priority support
Multiple API keys

Pro

$199 /mo

50,000 lookups / month

Everything in Starter
Dedicated support
Higher rate limits

Enterprise

Custom

Unlimited lookups

Everything in Pro
SLA guarantee
Custom integrations