# Catalog
> Your SKU inventory as the ad platforms see it.
- Canonical: https://xeli.ad/knowledge/catalog
- Type: entity
- Entities: Catalog, Google Ads, Advantage+, Dynamic Product Ads, Product Feed, Catalog Enrichment, Shopify
- Topic coverage: 42% · AI citation readiness: 60%
## Definition
A catalog is the platform-side representation of your inventory, synced from a store integration or feed, and used as the source of truth for dynamic ads, Shops and Performance Max.

## Why it matters
Catalog breadth is the ceiling on how many creatives you can generate — every SKU is a potential ad.

## Keyword cluster
- product catalog ads
- catalog sync shopify meta
- sku level creative
## Related
- [Catalog to ads](https://xeli.ad/platform/catalog-to-ads): Connect a Shopify or Google Merchant Center feed and generate on-brand image and video ads for every SKU, sized for Meta, TikTok, Google, Pinterest and Snap.
- [Commerce Manager](https://xeli.ad/knowledge/commerce-manager): Where catalogs, feeds and shops are administered.
- [Product Feed](https://xeli.ad/knowledge/product-feed): The structured product file every automated ad product reads from.
- [1:1 ratio](https://xeli.ad/aspect-ratio/1-1): The universal square — 1080×1080 px — accepted by every marketplace and the safest fallback ratio.
- [Catalog Feed](https://xeli.ad/glossary/catalog-feed): The file or API that pushes your SKUs and attributes into ad platforms.
- [Dynamic Product Ads (DPA)](https://xeli.ad/glossary/dynamic-product-ads): Ads that automatically pull products from your feed and personalize to each user.
- [Product Catalog](https://xeli.ad/glossary/product-catalog): A structured list of your SKUs and their attributes used to run product ads.
- [How to ship 400 catalog ads in a day (and why your agency can't)](https://xeli.ad/blog/catalog-ads-at-scale): A field guide for ecommerce teams: how to turn a product feed into on-brand catalog ads at ad-ready resolution, without writing a brief for every SKU.
## Entity graph
- [Catalog](https://xeli.ad/knowledge/catalog): Your SKU inventory as the ad platforms see it.
- [Google Ads](https://xeli.ad/knowledge/google-ads): Search, Shopping, Demand Gen and Performance Max, all fed by your product data.
- [Advantage+](https://xeli.ad/knowledge/advantage-plus): Meta's automation layer that collapsed targeting into a creative contest.
- [Dynamic Product Ads](https://xeli.ad/knowledge/dynamic-product-ads): Ads assembled per-shopper from your catalog instead of hand-built per SKU.
- [Product Feed](https://xeli.ad/knowledge/product-feed): The structured product file every automated ad product reads from.
- [Catalog Enrichment](https://xeli.ad/knowledge/catalog-enrichment): Turning thin SKU rows into ad-ready imagery, copy and attributes.
- [Shopify](https://xeli.ad/knowledge/shopify): The store platform most ecommerce catalogs live on.
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Source: Xeli AI — the Agentic Creative OS for ecommerce. https://xeli.ad