Walmart Marketplace API · Endpoint removal
POST /v3/fulfillment/carrier-label/{} stops working
Stops working (in 106 days)
Walmart Marketplace API is removing the POST /v3/fulfillment/carrier-label/{} endpoint. Starting on February 6, 2027, calls to this legacy carrier label endpoint will fail. This change was announced on February 6, 2026.
What to use instead of these calls
Use POST /v3/fulfillment/generate-label followed by GET /v3/fulfillment/download-label instead.
Calls it hits
POST /v3/fulfillment/carrier-label/{}
Print carrier label | Legacy | Generate label (New) and Download label (New) | February 06, 2026 | February 06, 2027 |
Facts
- API
- Walmart Marketplace API
marketplace.walmartapis.com - Kind
- Endpoint removal
- Announced
- February 6, 2026
- Takes effect
- February 6, 2027
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
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