> ## 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.

# Criteo API Swagger

<Info>
  **Open API File**

  Criteo has a **live OpenAPI file** along with [our API reference](/retail-media/reference/authorization/get-token) available to developers.
</Info>

***

## Downloading the Open API file

The file can be accessed here:

```http URL theme={null}
 https://api.criteo.com/{version}/{criteo-service}/open-api-specifications.json
```

where:

* `{version}`: Any stable version starting from `v2020-10` or higher without the `v` or non-stable `Preview` version.

* `{criteo-service}`:
  * **`marketingsolutions`** for our Marketing Solutions' endpoints,
  * **`retailmedia`** for our Retail Media's endpoints.

<Info>
  **Check available versions**

  You can check all available versions per service in the dropdown menu on the top of this page.

  <Frame>
    <img src="https://mintcdn.com/criteo-e1682996/KL9i4BnMuq4R7Zhu/images/retail-media/docs/79a7e884b8ffd49235b53f1d8df933d8e208d039dfeba25ca6e59b9812f1a14a-image.png?fit=max&auto=format&n=KL9i4BnMuq4R7Zhu&q=85&s=28f9f6e9121f17e382dde8647d9faaa7" alt="79a7e884b8ffd49235b53f1d8df933d8e208d039dfeba25ca6e59b9812f1a14a image" width="2940" height="1616" data-path="images/retail-media/docs/79a7e884b8ffd49235b53f1d8df933d8e208d039dfeba25ca6e59b9812f1a14a-image.png" />
  </Frame>
</Info>

***

### Example

For example, the URL below will download the specification for the Retail Media API `v2026.01`:

```http URL theme={null}
https://api.criteo.com/2026-01/retailmedia/open-api-specifications.json
```

<Frame>
  <img src="https://mintcdn.com/criteo-e1682996/KL9i4BnMuq4R7Zhu/images/retail-media/docs/57e5addf74e8caaa0ba68d2aab0e65273a059e25e34576d101c77a1028facd17--Users-annefreant-Downloads-2026-01_retailmedia_oas-1-json.png?fit=max&auto=format&n=KL9i4BnMuq4R7Zhu&q=85&s=0c0ecae525f4455945dc63fb8904101b" alt="57e5addf74e8caaa0ba68d2aab0e65273a059e25e34576d101c77a1028facd17  Users annefreant Downloads 2026 01_retailmedia_oas 1 json" width="2940" height="1616" data-path="images/retail-media/docs/57e5addf74e8caaa0ba68d2aab0e65273a059e25e34576d101c77a1028facd17--Users-annefreant-Downloads-2026-01_retailmedia_oas-1-json.png" />
</Frame>

***

<br />

## What's next

* [Postman Collection](/retail-media/docs/postman-collection)