API
First, you need to create http://Custom.MT account by following detailed instructions from this article Quickstart.
Then, you will need to create an API Key by following the instructions from this article https://custom-kb.atlassian.net/wiki/spaces/CD/pages/1703937 , followed by creating a Translation Template from this article Templates .
After that, you can proceed to the the articles Documentation and Swagger .
You can refer to this article for Custom.MT API specifications https://console.custom.mt/redoc/ .