Inventory API overview

Migrate to Global APIs: New sellers and approved Solution Providers should use Global APIs. Existing users must migrate to avoid disruption and access new capabilities coming to your market. Explore Global Marketplace migration resources.

Maintaining up-to-date inventory for your items on Walmart.com ensures a great experience for your customers and greater sales opportunities for you.

You can use the Inventory APIs to maintain your inventory.

Send GET or PUT API call to the Inventory resource to either:

Or, send call to Feeds resource to Upload inventory in bulk

For more information to calculate inventory, refer to the article: https://marketplacelearn.walmart.com/guides/Getting%20started/Onboarding/Before-you-start-selling-on-Walmart-Marketplace

Inventory spec

Download the Inventory Management XSDs from the below directory: Canada-Inventory-XSD.zip


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