This page was printed on Feb 17, 2019. For the current version, visit https://help.shopify.com/en/api/guides/payment-gateway.
You can use the Hosted Payment SDK to integrate your hosted payment page with Shopify's checkout. All Hosted Payment SDK integrations use a full page redirect on the final payment step of Shopify's checkout flow. This provides a standardized interface for all third-party payment gateways.