Create Order
POST /api/checkout/start for Vite storefronts and POST /api/embed/checkout for embeds.
Response shape
/api/checkout/session / /api/checkout/enter.
CSRF exempt (checkout lifecycle).Public order create returning checkout token.
POST /api/checkout/start for Vite storefronts and POST /api/embed/checkout for embeds.
/api/checkout/session / /api/checkout/enter.
CSRF exempt (checkout lifecycle).