American Express® Payment Gateway facilitates the payment process and securely reports the result to you and your customer. Here's how to enable this gateway within your store.  


Applies to Version(s): 3.9.0 - Current

Complexity Level: Easy

Estimated Time for Completion: 5 minutes


How to Enable American Express Payment Gateway

  1. From your control panel, go to Settings > Payment & Taxes >> Payment Methods
  2. Select American Express from the drop-down list. For this article, we used the one for the United States.
  3. Enter the Merchant ID and API Password provided by American Express then click Activate. 

set up american express payment method



Once done, go back to the Payment Methods page and click Edit next to American Express to configure additional settings.


If you didn't get your question answered, please contact the Pinnacle Cart Support Team. To submit a ticket, go to the My Account drop-down menu at the top right of the admin area and select Support.