Current Version: OAPI 2.11.2
Released on: 07/19/2023
Release Notes: LinkPrevious Versions Link
Legacy Calculate and Checkout V1
Dev Center shows only the current V2 Endpoints of Calculate and Checkout
If you need to see Legacy V1 details for calculate and checkout, you can view the below swagger or you can download the latest YAML file into an editor to see those details: Link