Walmart 1P API Support

Updated 1 month ago ​by Merch Transformation Change Management

As of September 18, 2024, U.S. suppliers are automatically redirected from Item 360 to Supplier One for item and inventory workflows. Suppliers who also sell in Canada and category advisors will continue using Item 360.
For Marketplace API support, please file a case ticket through Seller Help.

Documentation on Developer Portal

File a Case Ticket

If you have questions or run into issues while using the Walmart 1P APIs, please contact Partner Support to file a case ticket. Follow the path below to make sure your ticket is routed to the correct support team:

  1. Select your Supplier Name and ID from the list of options. This will help if you have one user attached to multiple accounts.
  2. Select your channel (e.g., Walmart.com DSV). This ensures that your case will route to the correct support team for APIs.
  3. Select Integration Questions or Issues.
  4. Select API.
  5. Help us narrow down the issue by selecting an option.
  6. Review the suggested articles for possible solutions.
  7. If you don't find a solution for your issue, scroll down the page and click Open a case via Email.
  8. Provide as many details as you can, such as screen shots that help show your issue or the information below. Click Submit Case & Upload Files.
    1. API and method used
    2. Correlation ID
    3. If this is a new or existing integration
    4. What the issue is
    5. How frequently is the issue occurring (every time or a single time)
    6. Impact of the issue (e.g., how many API calls are failing as a result; what is the associated impact to your business)
    7. Full CURL and file (if applicable)

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