---
$id: https://apis.ax/listings/gtin-fitment-expansion
$type: Listing
$context: https://schema.org
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# GTIN attributes + auto fitment (ACES/PIES)

- id: `gtin-fitment-expansion`
- category: reference-data
- sources: GS1 GPC, ACES/PIES, id.org.ai, auto.dev
- pricing: per attribute set · per fitment

Full product-attribute resolution — brand, GPC brick, net content, images — and year/make/model → fitting SKUs: the deep end of product identity and automotive fitment.

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