Seller Assistant API
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  1. UPC-EAN-ASIN converters
  • Introduction
  • Authentication
  • Throttling
  • Error Handling
  • Marketplace IDs and Categories
  • User Info
    • Get current user info
      GET
  • Products
    • Get product info
      GET
    • Get product statistics
      GET
    • Calculate product profit
      POST
  • UPC-EAN-ASIN converters
    • Get product ASINs based on identifiers (UPC or EAN)
      GET
    • Get product identifiers (UPC, EAN, etc.) based on ASIN
      GET
  • Restrictions
    • Check ASIN restrictions
      GET
  • Sales Estimation
    • Estimate sales by ASIN
      GET
    • Estimate sales by BSR and category
      POST
  • Keepa
    • Get Keepa product
      GET
  1. UPC-EAN-ASIN converters

Get product ASINs based on identifiers (UPC or EAN)

GET
/api/v1/converters/identifier-to-asins
UPC-EAN-ASIN converters
Get array of product ASINs based on identifiers (UPC or EAN). It returns empty array if product is not found. The limit is 60 requests per minute. Amazon seller account integration is required to make this request. You can do it here.

Request

Authorization
Add parameter in header
X-Api-Key
Example:
X-Api-Key: ********************
Query Params
identifier
required
UPC or EAC to fetch ASINs for.
Example:
029877030712
domain
optional
Amazon marketplace domain. Domain amazon.com is used by default if domain and marketplaceId are not provided. If both domain and marketplaceId are chosen, domain has bigger priority. Options: amazon.com, amazon.ca, amazon.co.uk, amazon.de, amazon.es, amazon.it, amazon.fr, amazon.in, amazon.com.mx, amazon.com.br.
Example:
amazon.com
marketplaceId
optional
Amazon marketplace id. Domain amazon.com is used by default if domain and marketplaceId are not provided. If both domain and marketplaceId are chosen, domain has bigger priority. See all options here.
Example:
ATVPDKIKX0DER

Request samples

Shell
JavaScript
Java
Swift
Go
PHP
Python
HTTP
C
C#
Objective-C
Ruby
OCaml
Dart
R
Request Request Example
Shell
JavaScript
Java
Swift
curl --location --request GET 'https://app.sellerassistant.app/api/v1/converters/identifier-to-asins?identifier=029877030712' \
--header 'X-Api-Key;'

Responses

🟢200OK
application/json
Convert to ASIN response
Body
Array of identifiers
array of:
identifierType
string 
required
Type of identifier
Example:
ASIN
identifier
string 
required
Identifier
Example:
B00U26V4VQ
Example
[
  {
    "identifierType": "ASIN",
    "identifier": "B00U26V4VQ"
  }
]
🟠400Bad Request
🟠402402
🟠403Forbidden
🟠422Parameter Error
🟠429429
🔴500Server Error
Modified at 2025-01-16 08:37:58
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