ShipStation V1 API

The ShipStation V1 API provides programmatic access to ShipStation's shipping platform for ecommerce businesses. Endpoints cover order management, shipment creation, label generation, carrier rate shopping, package tracking, warehouse management, product management, and store integrations. Authentication uses HTTP Basic auth with API key and secret. Base URL is https://ssapi.shipstation.com with a rate limit of 40 requests per minute.