Shopify Payments Integration

Before writing code

Fetch live docs:

1. Web-search site:shopify.dev payments apps api for Payment Apps API
2. Web-search site:shopify.dev billing api app charges for app billing
3. Web-search site:shopify.dev shopify payments for Shopify Payments overview
4. Web-search site:shopify.dev payment session resolve reject for payment session flow
5. Web-search site:shopify.dev app subscription create usage record for billing mutations

Shopify Payments

Shopify's built-in payment processor (powered by Stripe):

• No third-party gateway needed
• Supports credit/debit cards, Shop Pay, Apple Pay, Google Pay
• Lower transaction fees than third-party gateways
• PCI DSS Level 1 compliant (Shopify handles compliance)