How to get an automated alert when your Azure cost takes off

I wrote this quick-and-dirty script to let me know if I happen to forget to turn off a P15 instance, or if I configure a service with a super-expensive performance tier without realizing. Maxing out your free Azure credits may be depressing enough, but emptying your credit card could really put you in the hurt locker.

So, here’s a Powershell script that warns me before any of this happens. It uses the Azure Consumption API to check how much money we’ve racked up on a subscription so far, and if any single instance exceeds, say, 50% of that total cost, it sends a notification to a Slack channel.

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