Microsoft Translator API

Successor of the Bing Translation API, the Microsoft Translator API can be used for manual or automatic pre-translation, as well as suggestions on the Workbench. Billing is to Microsoft directly.

Official documentation

Using

After creating an API-key in the Microsoft Azure portal, it will need to be added on the Account screen to enable for use in projects. This engine is keyed to the user, and can be used on any accessible projects by the same user.