Hello, this is Coupang.
We will share updates on developer portal and format changes of 24 apis such as Currency, Date/Time, Phone number due to internationalization work.
The previous version of the API endpoints are still valid and the responses are the same as before. The new version of the API endpoints will be running in parallel with the old version after July 25th. Coupang has no plan to take the old version off-line in the foreseeable future.
Effective Date: July 25, 2025
Target API: the full api list is below.
| API | URL |
| Create a shipping location | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/outboundShippingCenters |
| Query a shipping location | /v2/providers/marketplace_openapi/apis/api/v2/vendor/shipping-place/outbound |
| Update a shipping location | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/outboundShippingCenters/{outboundShippingPlaceCode} |
| Create a return location | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/returnShippingCenters |
| Display return list | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/returnShippingCenters |
| Update a return location | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/returnShippingCenters/{returnCenterCode} |
| Query on return location | /v2/providers/openapi/apis/api/v3/return/shipping-places/center-code |
| Order List View (Daily Paging) | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/ordersheets |
| View order list (all in minutes) | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/ordersheets |
| Order item single item inquiry (shipmentBoxId) | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/ordersheets/{shipmentBoxId} |
| OrderId | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/{orderId}/ordersheets |
| View shipping history | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/ordersheets/{shipmentBoxId}/history |
| Processing during product preparation | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/ordersheets/acknowledgement |
| Cancellation processing | /v2/providers/openapi/apis/api/v6/vendors/{vendorId}/orders/{orderId}/cancel |
| List of return requests | /v2/providers/openapi/apis/api/v6/vendors/{vendorId}/returnRequests |
| Use the return receipt number to perform a return item check | /v2/providers/openapi/apis/api/v6/vendors/{vendorId}/returnRequests/{receiptId} |
| Return goods receipt confirmation | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/returnRequests/{receiptId}/receiveConfirmation |
| Process return request authorization | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/returnRequests/{receiptId}/approval |
| Customer inquiry by product | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/onlineInquiries |
| Answer your question | /v2/providers/openapi/apis/api/v4/vendors/{vendorId}/onlineInquiries/{inquiryId}/replies |
| Coupang call center inquiry | /v2/providers/openapi/apis/api/v5/vendors/{vendorId}/callCenterInquiries |
| Answer to coupang call center contact | /v2/providers/openapi/apis/api/v4/vendors/{vendorId}/callCenterInquiries/{inquiryId}/replies |
| Contact coupang call center | /v2/providers/openapi/apis/api/v4/vendors/{vendorId}/callCenterInquiries/{inquiryId}/confirms |
| Contact coupang call center | /v2/providers/openapi/apis/api/v5/vendors/callCenterInquiries/{inquiryId} |
Description: All changes are below.
- Multi-language support: add Traditional Chinese support, including 24 API documents (TW sellers need), FAQ, Guides, How to use, etc.
-
Internationalization: launch a new version for these 24 apis to upgrade the format of Currency, Date/Time, Phone Number to match international standards, request and response of these apis will follow the latest format.
- Currency: use json like {"currencyCode":"KRW", "units":1000, "nanos": 0} to express money, the currencyCode follows ISO-4217 https://en.wikipedia.org/wiki/ISO_4217
- Date/Time: follow ISO-8601 https://en.wikipedia.org/wiki/ISO_8601
- Phone Number: follow E.164 standard https://en.wikipedia.org/wiki/E.164
-
Upgrade developer portal: All sellers will share a same developer portal in different market.
- removed login feature
- inquiry: sellers should submit a inquiry request through Wing, the path is that: click 'Support' / 'Start Online Inquiry on Wing' → Login on Wing if not → click 'OpenAPI' to submit a request