> For the complete documentation index, see [llms.txt](https://help.checkoutchamp.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.checkoutchamp.com/crm/gateway-setup/gateway-integrations/quantum.md).

# Quantum

**STEP 1**

Go to **Merchants** → **Gateway Integrations** and activate the Quantum tile with the “**+ Activate**” button

<figure><img src="https://3790748257-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FT43PzcNjyZtWby9yrGd3%2Fuploads%2FttXMc8GzmEx4J3Xntdp0%2FUntitled-1.png?alt=media&amp;token=fa3548ed-3f78-4725-9c2a-5456805adb63" alt=""><figcaption></figcaption></figure>

**STEP 2**

Enter the **xTerminalKey (API Key)** from your Quantum account. Press the green “Create Gateway” button to create your Quantum gateway.

<figure><img src="https://3790748257-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FT43PzcNjyZtWby9yrGd3%2Fuploads%2FhRGwQ8dGye6eBjxWAkyY%2Fimage.png?alt=media&amp;token=836b8767-96ec-4dbf-839f-e7b46b5965be" alt=""><figcaption></figcaption></figure>