Walmart Supplier API release announcement, October 20, 2025

Walmart is excited to announce important updates and enhancements to the Supplier APIs.

Key features in this release:

Updated feed files

This release updates the Supplier feed files to improve the item setup and maintenance processes. The new feed files contain the latest product types, attributes, and values, to help suppliers improve content quality scores and drive customer conversions. 

The updated feed files are accessible in the Walmart Item Management API Schema. 

For more details on the API features, as well as how to implement them, please refer to the Supplier Items Guide and Supplier Feeds Guide.