Microsoft Azure Translator offers a free tier of 2 Mln of translated chars each month. More pricing information here.
To be able to translate contents with Azure Translator, you need to have an active Microsoft Azure Subscription and a Translator resource. You can create a Translator resource following the Microsoft official instructions.
Open your Lango Configuration page;
Click on the Microsoft Azure Translator pencil to open the configurator;
Login on your Azure account and select the translator resource
Select the Keys and Endpoint tab
Copy the ApiKey and the Location on the Lango configurator
Once saved, the key will be encrypted and you will no longer be able to see it.
Lango will verify your configuration. If everything goes well, the provider will be set as active.
If you see this screen, something goes wrong.
You have entered an invalid Azure key or an invalid Azure location;
You have exhausted the free characters available in the free plan;
Your Azure subscription is inactively or suspended.