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ASIN to GTIN Converter
ASIN to GTIN Converter is a paid API for AI agents from agents.openwebninja.com, paid per call via MPP, price unknown, status unknown (last checked 2026-10-14).
Converts an Amazon ASIN product identifier to GTIN, EAN-13, UPC, or ISBN equivalents for a given marketplace country.
Price / call—
Success—
StatusUnknown
How this service works
Convert an Amazon ASIN to GTIN / EAN / UPS identifiers. Valid values for type are EAN-13, UPC, or ISBN.
Output
Returns an object containing the original ASIN, a status field, a unique request ID, and an array of identifier results. Each result item includes the identifier type (EAN-13, UPC, or ISBN) and its corresponding value (the actual barcode/code string).
Example use cases
Retail catalog barcode lookup
“I have an Amazon ASIN B07XJ8C8F5 for a product I want to list on my own store — can you get me the EAN-13 and UPC codes for it from the US marketplace?”
International product import verification
“I'm sourcing products from Amazon Germany — can you convert ASIN B09G9HD27W to its EAN-13 barcode using the DE marketplace?”
ISBN retrieval for book resale
“I have the ASIN B000FC0SIM for a book on Amazon — can you find its ISBN so I can list it in my bookstore inventory?”
Technical details
Endpoint
GEThttps://agents.openwebninja.com/realtime-amazon-data/asin-to-gtin?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you have an Amazon ASIN and need to obtain standardized retail product identifiers (EAN-13, UPC, ISBN) for cross-platform listing, inventory management, barcode printing, or product matching in non-Amazon systems. It is ideal for e-commerce sellers, catalog enrichment pipelines, and book/product resellers who need to reconcile Amazon product IDs with global standards.
Side effects
- Invalid or non-existent ASIN returns empty results array or error status
- ASIN from a different marketplace may return no identifiers if country mismatch
- Product may not have all identifier types (e.g. a book may have ISBN but not UPC)
- Rate limiting or payment failure may result in 402 or 429 responses
- Non-physical products (digital downloads, services) may have no GTIN/EAN/UPC
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| asinrequired | string | Amazon product ASIN to convert. |
| country | string | Sets the Amazon domain, marketplace country, language and currency. |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| data | object | |
| status | string | The status of the response. |
| request_id | string | A unique identifier for the request. |
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