Product API – Open API

Notice on changes to all category purchase options (October 10, 2024) : FAQ collection

Q. What is changing?You will now be required to enter purchase options as defined by the Coupang catalog. You must register attribute values available for each purchase option. Creating custom purc... See more

How can I check the required purchase options and attribute values available for entry?

If the attributes of the product you wish to list meet either Condition 1 or Condition 2 in the category metadata API, they are required purchase options. Condition 1: Attributes that satisfy the f... See more

When creating or modifying a product, an error in the return shipping cost occurs.

Please check the notice link below to see if the shipping and return costs you entered meet the standards.https://wing.coupang.com/tenants/wing-account/partner/notices/54932 See more

Can I search SupplyHub and Rocket Growth products through OpenAPI?

Currently, the SupplyHub and Rocket Growth products you inquired about do not support OpenAPI.Please note that only seller-delivered products can be viewed through OpenAPI. See more

Are product composition, same-day delivery, catalog matching management, and automatic price adjustment functions supported by OpenAPI?

The product composition you inquired about, same-day delivery, catalog matching management, and automatic price adjustment functions are not supported by OpenAPI. Please use it at WING (wing.coupan... See more

When modifying a product using the API, an error occurs ‘Required options (weight per piece, other) have not been entered.’

When modifying a product registered in Coupang thorugh the API,1. First, search for products registered in Coupang using the product inquiry API (GET)2. After changing only the value of the part yo... See more

The error 'duplicated item name exists' occurs when modifying the product with API.

When modifying a product registered in Coupang through API, 1. First, search for products registered in Coupang using the product inquiry API (GET) 2. After changing only the value of the part to ... See more

When modifying a product with API, an error message occurs, 'You cannot delete a product that is on sale'.

How can I create new listings for set or bundle product via API?

You should first select a category that can be composed of the set product. Please check the attached file and select a set category suitable for the product to be registered. Example) "5 types o... See more

Can I add options to a product registered as a single product (one optional product) through the product modification API?

It is not possible to add options to a product registered as a single product (one option product) by modifying the product.If you want to add options, we recommend deleting the existing product an... See more

When registering or modifying a product through the API, the entered itemName value is not properly exposed.

In the API JSON text, itemName is an internal value to distinguish each item (option).The itemName on the API and the option name displayed in WING are not related and may be displayed differently ... See more

When registering a product with the API, an error "The item with the same option and option value as an item exists in duplicate" occurs.

1. Please check if there is no duplicate itemName value for each option in the product creation JSON text. 2. Check if the attributeTypeName and attributeValueName values are entered in the attribu... See more

I list products through an integrated shopping mall management service. How should I apply this API change?

Please follow the guidelines of your integrated management service provider. If you have any other questions, please contact us online. See more

Product approval was rejected due to a failure to download a representative or other image.

The reasons why the image download fails are as follows. 1.TimeOut due to image download speed exceeded 2.Cannot access the image host server 3.Incorrect image path 4.Use a number other than 80 or ... See more

When is the status that can be modified by the modify product API?

You can modify the product with API when the product is approved and approval denied, just like WING. Modification is not possible during the awaiting approval status See more

When registering a product, a notification information error occurs.

Please inquire the category code entered through the Category Metadata Query API to check if it matches the notification information entered at the time of product registration. See more

I changed the shipping cost type and free shipping condition amount through the modify product API. When will it be reflected in the Coupang front?

If the shipping cost is modified using the modify product API, the approval process is required. It may take at least 4 hours or up to 24 hours to be reflected in Coupang Front after the approval i... See more

How do I get a personal customs clearance number (PCC) from a customer?

You can set the pccNeeded value to true in the product creation API. See more

How do I list a parallel-imported product?

To list a parallel-imported product, check for two things, as shown below:1. Enter "PARALLEL_IMPORTED" for your parallel-imported (parallelImported) product. { "parrallelImported": "PARALLEL_IM... See more

What are the rules for search keywords for product listing?

Each keyword should be no longer than 20 characters. You can enter up to 20 keywords. Your keyword should not include any special characters except for: !@#$%^&*-+;:'. In general, all product-rela... See more

When I call the List Product API, I get the following error: "Input error"

This error usually appears with the line with a problem. Please revise the respective line in the json body. See more

Can I register the seller-provided unique key (product management code) with Coupang to manage my products?

When you create a product, enter "externalVendorSku" (seller product code) to use the code in your product order, etc. for management. For other values, use the "extraProperties" (extra options) fi... See more

I want to add an item (vendor item).

Add all the sub-categories for the respective options in the items array.Do not enter "sellerProductItemId" in the added options. See more

"An item already created as a vendorItem cannot be deleted" Such an error will occur.

This error occurs when you try to delete an already approved product. For products that have already been approved, you cannot delete the options. Therefore, please mark the option as 'sales suspe... See more

Can my products get displayed on the website in the order of options I register?

No, they can't. The products will be exposed on the front (sales page) in the order of Coupang's own logic. See more

I'd like to search for a product. Where can I find sellerProductId?

sellerProductId can be provided in a form of 'response' upon product creation, and checked through both[Product List paging retrieve API] and [Product List segment retrieve API]. See more

The displayed message says, "The seller product[********] is not found nor can be deleted. The product can only be deleted in the status of ' Saved' or 'Temporarily saved'."

You can delete a product only when all options under an item switch over to the status of "Suspended for sale". Please try again after suspending all options for sale. See more

'Search range has been exceeded. Maximum search range is 10 minutes' error message is displayed on the screen.

You can only query products within the configured 10 minutes range in the [Product List segment retrieve API]. Please reconfigure query range. See more

How can I check sellerProductId when I want to approve a product?

sellerProductId will be displayed as a response message in the product creation stage.(Or you can search based on "registration product ID" under Product Query in seller portal (WING)). See more

Error message "Object text must begin with '{' at character 0" is displayed.

Please check the vendorItemId. vendorItemId is the option ID created when a product has been approved. Please check and make sure you have entered the correct value. See more

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