Walmart Marketplace integration services
Walmart Marketplace lets third-party sellers list and sell on Walmart.com, with strict requirements for order acknowledgment, shipping SLAs and inventory accuracy. Companies integrate Walmart Marketplace to acknowledge and fulfill orders on time from their ERP or OMS, keep item inventory and pricing accurate, and process returns and settlements without manual work. AIONDATA builds on the Walmart Marketplace APIs for Orders, Items, Inventory, Prices, Returns and Reports.
California-based leadership · Serving US and international teams
AI agent access
Walmart and AI assistants (MCP)
Official MCP server: none yet. Walmart documents no MCP server for its Marketplace APIs; sellers integrate directly with the APIs or through approved solution providers.
Besides syncing Walmart with your other systems, we can give Claude, ChatGPT or Microsoft Copilot controlled access to it through an MCP server: read-only tools first, write actions with approval steps, and every call logged.
Status checked September 26, 2026.
Walmart Marketplace integration FAQs
Which Walmart APIs do you use?
We use the Walmart Marketplace APIs (Orders, Items, Inventory, Prices, Returns, Reports and Feeds) authenticated with client ID and secret via the token API. We also support Walmart Fulfillment Services (WFS) endpoints for inbound shipments and fulfilled inventory when sellers use WFS.
How do you help meet Walmart order acknowledgment and shipping SLAs?
The integration polls for new orders frequently, acknowledges them automatically, and pushes them into your fulfillment system with the promised ship date. Monitoring alerts your team if an order has not been shipped or updated within your SLA thresholds, so performance metrics stay healthy.
Can AI agents query Walmart Marketplace data?
Yes. AIONDATA can expose Walmart Marketplace to AI agents through a custom MCP server with tools for order lookup, item inventory checks and return status. Combined with your ERP MCP server, an operations assistant can answer cross-channel questions in one conversation.
Can Walmart and Amazon share one inventory feed from our ERP?
Yes. Most multi-channel sellers want one available-to-sell calculation from the ERP or WMS distributed to every marketplace. We build a single inventory source with channel-specific allocation rules and buffers, then push to Walmart, Amazon and your web store.
Need Walmart Marketplace connected to something?
Tell us the other system and what needs to flow between them. You'll get an honest scope and timeline.
Please share the systems and workflow—not credentials or customer records. We’ll confirm API access, scope and next steps.
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About the program
Bay Area roots. Enterprise experience.
Pravin’s experience includes Google and SmartBear. Sravan previously held leadership roles at JPMorgan Chase and First Republic Bank.
Meet the foundersSan Francisco Bay Area, California
9110 Alcosta Blvd Ste H345, San Ramon, CA 94583
US-led delivery, with engineering in India. Supporting US and international organizations.