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Auth endpoints are API Key exclusive. Use these endpoints to issue session tokens that allow customers to interact with your store’s checkout flow, or to sign customers who are already signed in on your site into your store’s customer portal.

Typical Flow: Embedded Checkout

Typical Flow: Customer Portal Sign-In

See Let Signed-In Customers Manage Orders for the full integration.

Endpoints

Issue Session Token

Issue a session token for a customer to create orders in your store, or a customer portal link.