> ## Documentation Index
> Fetch the complete documentation index at: https://developers.criteo.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Product Importer API Guide

## Overview

<Check>
  **Product Importer API**

  If you are working with a big dataset, we strongly recommend that you use the Product Importer API, instead of a file (product feed) - mainly for performance reasons.
</Check>

<Info>
  **Product Importer API Guide**

  You can find a full guide for the Product Importer API on[ this page](/retail-media/v2026-preview/docs/product-importer-api) of the Retail Media API documentation, as well as a Product Importer examples [here](/retail-media/v2026-preview/docs/product-importer-examples).
</Info>

***

<br />