Merchant documentation

Set up your first checkout

Follow the required configuration in order, then use the detailed guides to operate payments, subscriptions, and customer records.

Setup sequence

From Shopify to a test session

Complete in order
  1. 1Shopify storesConnect and verify a Shopify custom app for product access.
  2. 2Checkout domainsAdd a checkout hostname and verify its CNAME record.
  3. 3MIDs and gatewaysConfigure NMI, Authorize.net, Stripe, and the built-in Dry Run MID.
  4. 4MID poolsGroup MIDs and choose round-robin, weighted, or custom selection.
  5. 5MID routersAssign straight sales and subscription traffic to payment pools.
  6. 6Create a checkoutLink a store, domain, router, and layout, then create a test session.
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