> 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="/files/vK6Y9JNNLwTHNLo2f779" 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="/files/jKkrLaOwAzFUX0Kpqsr6" alt=""><figcaption></figcaption></figure>