API migration

Your existing API connection will continue to work as it does today, including your current API key and integration setup.

As part of the migration, your entities and accounts will be assigned new Corpay identifiers. Please follow the guidance below to update your integration and prepare for the transition.

What remains the same

API connection will remain active.

API key will remain unchanged.

API functionality and response formats will remain unchanged.

What you need to change

Your Alpha entities and accounts will be replaced with new Corpay entities and accounts.

New Identifiers

You will need to call the following endpoints to retrieve your new identifiers:

GET /v1/entities
GET /v1/accounts

Update your integration to use the new EntityID and AccountID values returned by these endpoints.

Mark-to-Market by trade

To retrieve mark-to-market information by trade using this endpoint,

GET /v1/credit-facilities/mtm/trade you will no longer need to provide a TermID .

Recommended migration sequence:

Call GET /v1/entities and GET /v1/accounts.
Update your integration with the new EntityID and AccountID values.
Test the updated integration in the sandbox environment.
Complete production testing and migration with support from the dedicated migration team.