API SOAP WSDL
When you have an API URL you will be able to access the accompanying WSDL file by appending ?wsdl to the URL.
You can use this file to automatically generate client method stubs in your IDE and programming language of choice.
An example of the WSDL is located here: WSDL file
Read more about the way the API is secured on the Security page.
Learn how to supply your credentials on the Authentication page.
All details on images are found on the Images page.
An human-readable version of the WSDL is located here: WSDL documentation