GTIN/ISBN/UPC to Item ID Lookups

gtin/isbn/upc to home improvement item id lookups backyard api allows you to retrieve home improvement product data by gtin, isbn or upc code when making a type=product query there is no additional charge for this service to lookup home improvement product data by gtin, isbn or upc code you simply use the gtin parameter instead of the item id when making a type=product request when the gtin parameter is supplied backyard will attempt to look up the gtin/isbn/upc on home improvement before then retrieving product details for the resultant item id type=product\&gtin=046396037169 the full home improvement product data api request would be http https //api backyardapi com/request?api key=demo\&engine=homedepot\&type=product\&gtin=046396037169 note that backyard api will cache the gtin to asin mapping for 2 months to force a new gtin lookup (for example, if you suspect the existing mapping is stale), use the skip gtin cache=true request parameter (note that using skip gtin cache=true decrements 2 credits from your balance, instead of 1) next steps getting started https //docs trajectdata com/backyardapi/home improvement product data api/overview request parameters https //docs trajectdata com/backyardapi/home improvement product data api/parameters/common