An API (Application Programming Interface) is a function that allows two applications to communicate and share data.
The partnership Autobooks has with financial institutions all across the country requires following strict rules and regulations around how that banking data is shared and accessed. Due to this, Autobooks does not provide an API at this time.
Pages where payments can be submitted, such as the Payment Form, will always load as a new tab or window (depending on browser settings) with a secure HTTPS connection. These pages are not able to be embedded anywhere outside of the financial institution's online banking portal.