> This page is for Afterpay Online Developer, version v1.
> For other versions, use one of these documentation indexes:
> - Main (default): https://developers.afterpay.com/afterpay-online-developer/main/llms.txt
> - v1: https://developers.afterpay.com/afterpay-online-developer/v-1/llms.txt
> - Chinese: https://developers.afterpay.com/afterpay-online-developer/chinese/llms.txt

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.afterpay.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.afterpay.com/_mcp/server.

# Afterpay Gateway Configuration

To enable the Afterpay payment method on the BigCommerce Checkout page, please follow the below steps.

## Configuration

Completing the below steps will enable and display Afterpay as a Payment Method.

1. Navigate to: BigCommerce Control Panel.
2. Navigate to: Store Setup > Payments
3. Under the ‘Online Payment Methods’ section, click on the drop-down arrow.

![gateway-configuration-1.png](/_fern-img/c018aba4df80dbb734441a820804d01bd099b32a139930b67025edb107825184.webp)

4. Locate ‘Afterpay’ from the Online Payment Methods list and click the 'Set up' button.

![gateway-configuration-2.png](/_fern-img/d41ce719b7821c76a3e389d0493064d8884a2fdc41bfa31960776094cfc4488d.webp)

5. Enter the Merchant ID provided by Afterpay into the Merchant Id field.
6. Enter the Secret Key provided by Afterpay into the Secret Key field.
7. Click the Save button.

![gateway-configuration-3.png](/_fern-img/c2d795954aa2e8a869bec7476dd5a0a8b2a4501508d8b7e44c6496c8a787b516.webp)

## Notes

The ‘Test Mode’ drop-down is only applicable for dedicated test websites.

Advise your Afterpay Account Manager should test credentials be required.