Core API
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Ebay Product Data API
Reference
GTIN/ISBN/UPC/EAN to EPID Lookups
2 min
gtin/isbn/upc/ean to epid lookups countdown api allows you to retrieve ebay product data by gtin, isbn, upc or ean code when making a type=product query there is no additional charge for this service to lookup ebay product data by gtin, isbn, upc or ean code you simply use the gtin parameter instead of the epid when making a type=product request when the gtin parameter is supplied countdown api will attempt to look up the gtin/isbn/upc/ean on the ebay domain supplied in the ebay domain parameter, before then retrieving product details for the resultant epid it is important that if you are looking up a gtin/isbn/upc/ean you supply the correct ebay domain in the ebay domain parameter i e ebay co uk in the example below for the uk issued ean of 5702015866637 type=product\&ebay domain=ebay co uk\>in=5702015866637 the full ebay product data api request would be http https //api countdownapi com/request?api key=demo\&type=product\&ebay domain=ebay co uk\>in=5702015866637 next steps getting started https //docs trajectdata com/countdownapi/ebay product data api/overview request parameters https //docs trajectdata com/countdownapi/ebay product data api/parameters/common