The order APIs provide the following capabilities.

• Manage (create, read, update, delete) shopping carts, payment plans, and purchase orders
• Manage order components (forms, shipments, payments, order addresses, and line items)
• Process orders:
  • Validate line items
  • Update prices
  • Apply discounts
  • Process payments
  • Adjust inventory
• Customize the calculations of costs and taxes

To learn more about headless APIs for Customized Commerce, see the Content Delivery Guide or API reference.