Walmart Marketplace API
GET /v3/insights/performance/refunds/summary endpoint removal
Stops workingSubscribe to Walmart Marketplace APIShare
Walmart Marketplace API will remove GET /v3/insights/performance/refunds/summary on March 27, 2027. Following an announcement on March 26, 2026, calls made to this endpoint will fail after this date.
Calls it hits
GET /v3/insights/performance/refunds/summary
What to use instead of these calls
Use GET /v3/insights/performance/returns/summary and GET /v3/insights/performance/itemNotReceived/summary instead.
In Walmart Marketplace API's words
Refunds Performance Metrics | Deprecated | Get Returns Performance Metrics and Item Not Received Performance Metrics | March 26, 2026 | March 27, 2027 |
Facts
- API
- Walmart Marketplace API
marketplace.walmartapis.com - Kind
- Endpoint removal
- Announced
- March 26, 2026
- Takes effect
- March 27, 2027
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Walmart Marketplace API's own pages
Questions
When does this change take effect?
Calls to GET /v3/insights/performance/refunds/summary on Walmart Marketplace API stop working on March 27, 2027.
What happens to calls after March 27, 2027?
They fail from that day.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
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No date
GET /v3/fulfillment/inventoryEndpoint removal Deprecated, no date
Is your code calling this?
Okapi finds the calls this change hits in your repo and opens the pull request with the fix before March 27, 2027.