Marketplace Partners
Unlock the power of Marketplace APIs to manage items, orders, pricing, and so much more.
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Popular APIs to help you get started
From managing items to tracking fulfillment, explore our most popular endpoints.
Items
Create and manage item listings on Walmart.com.
Inventory
Keep your item inventory up-to-date.
Orders
Track your order fulfillment progress.
Pricing
Manage prices, fees, and incentives.
Track your progress
Use testing environments and real-time API status updates to build solutions that last.
What's new?
The latest platform updates, here to help you build with confidence.
Nov 4, 2025
New: Walmart+ Bulk Item Enrollment API We are excited to launch the Walmart+ bulk enrollment for seller-fulfilled (SFF) product listings via a new feed-based API workflow.
Oct 31, 2025
New WFS Multichannel Solutions (MCS) API Sandbox The new MCS API sandbox supports custom test data simulation, enabling users to create, modify, and manage their own mock data for testing end-to-end workflows.
Oct 28, 2025
Seller Performance API updates Seller Performance API now uses clearer labels and adds fields to improve parsing and reporting.
Oct 21, 2025
WFS Preferred Carrier APIs We’re pleased to announce the launch of new WFS Preferred Carrier APIs. Walmart provides a network of trusted carriers through the Walmart Preferred Carrier (WPC) Program, designed to simplify inbound shipping to Walmart Fulfillment Services (WFS) facilities.