Hosts and authorization

See the supported Regions and required scopes of Checkout.

Hosts

The Checkout application is hosted at the following URLs:

Region	Application URL
Europe (Google Cloud, Belgium)	`https://app.checkout.europe-west1.gcp.commercetools.com`
North America (Google Cloud, Iowa)	`https://app.checkout.us-central1.gcp.commercetools.com`
North America (Azure, Virginia)	`https://app.checkout.eastus.azure.commercetools.com`
Australia (Google Cloud, Sydney)	`https://app.checkout.australia-southeast1.gcp.commercetools.com`

If the documentation refers to https://app.checkout.{region}.commercetools.com or uses the {region} placeholder, replace {region} with the actual value (for example, europe-west1.gcp).

Authorization

Checkout uses tokens from Composable Commerce HTTP API authorization flows with the following scopes:

manage_checkout_payment_intents:{projectKey}: grants permission to send capture, refund, or cancel requests to the payment service provider (PSP) and update the Payment by calling the payment Connector.
view_sessions:{projectKey}: grants permission to read a Checkout Session information to interact with Checkout; for example, it is required for payment Connectors to interact with Checkout.
manage_sessions:{projectKey}: grants permission to create a Checkout Session using the Session API.