Start your integration with the v1 API now.

Getting started with the v1 API
Using the v1 API v1 in test mode
Authenticating with the v1 API
Making a quote request with the v1 API
Placing an order with the v1 API
Retrieving shipping documents and tracking updates with the v1 API
Retrieving the list of country codes with the v1 API
Retrieving the list of content categories with the v1 API
Retrieving the list of parcel points with the v1 API
Cancelling an API v1 order
Using the PHP library for the v1 API
Problems placing orders with the v1 API

Using the PHP library for the v1 API

You can find here the PHP library for the v1 API and instructions on how to use it.