You can find more information about the changes to the billing model in the below resources, in line with the changes and announcements.

We've been sending regular email notifications to the registered email id for your account from Sept 2019.

Here are the links to the new mail notifications/reminders regarding the changes in the billing model we sent out:

7th February 2020Understand Mithi's billing models and optimize costs
2nd March 2020Mithi's Feb newsletter
13th March 2020Important changes to your monthly bill for additional consumption