Validate a GTIN/EAN/UPC barcode number (GS1 mod-10 check digit)

Offline validation of product barcode numbers: EAN-8, UPC-A, EAN-13 and GTIN-14, using the GS1 mod-10 weighted checksum. Catches corrupted GTINs in supplier catalogs before marketplace publication (Amazon/Google reject invalid GTINs). Query: ?gtin=4006381333931. Returns valid flag, detected format, GS1 member-org prefix and the computed check digit. Deterministic, cached 1 year.

get/v1/logistics/gtin-check

Request

  • Base URL: https://data.greeneris.io (the document declares no server; this is the origin it was published from)
  • URL: https://data.greeneris.io/v1/logistics/gtin-check
  • Auth: none declared

Query parameters

gtinstring required

Barcode number: 8, 12, 13 or 14 digits (spaces/dashes tolerated)

Response

Successful response

unknown required

Changes

No recorded changes to this operation across all 1 revision of this API.