Introducing Walmart Marketplace API changelogs

April 2025

Walmart Marketplace now includes a centralized API changelog. This feature is found by navigating to Changelog in the top navigation.

Note: Changelogs are currently available in the US market only.

Changelog entries are populated when Walmart releases changes to one or more of its Marketplace APIs. Changelog entries include the following information:

1. Release date of change

2. The API that was changed

3. Whether the change added or removed something

4. A detailed description of the change

The following changes appear in the changelog:

1. APIs added or removed

2. API header or query parameters added or removed

3. Properties added or removed from API request or response bodies

4. ENUM values added or removed

5. Properties changing from required to optional, and vice versa

The Walmart Marketplace API Changelog is regularly updated. Please check the Changelog page regularly for the latest entries.