The inbound API of Amazon FWS is published through a web services description language (WSDL) file. This document supports the 2007-05-10 version of the inbound API.
The WSDL for the inbound API is located at the following URL:
The most up-to-date version of the WSDL can be found at the following URL, regardless of the API version:
When a new version of the API is released, previous versions are supported for a limited time to allow applications to continue to function until they are upgraded. The version of an API is specified as a date, such as 2007-05-10.
The version of the API is part of the URL of the WSDL file—if you are accessing the versioned URL (https://fba-inbound.amazonaws.com/doc/2007-05-10/FBAInboundService.wsdl). It is also in the target namespace of the WSDL file.