Cost Clarity Blog
Practical articles on cloud cost visibility, daily cost narratives, and making billing signals useful for finance and engineering teams.
On July 16, a bug in AWS's estimated billing computation subsystem sent Cost Explorer forecasts into the trillions for a large number of accounts, and reached automated AWS Budgets alerts along the way.
A founder's framework for deciding when to optimize AWS costs and when to ship features instead. Why "engineering time vs. cost saved" is the wrong calculation, and what to use instead.
Tags fail at shared infrastructure. Account boundaries force the conversation. Here's the framework we use to decide when to split into separate AWS accounts and when tagging is still the right answer.
Every program that gets you AWS credits in 2026—what amount, what it takes to qualify, and the application mistakes that cause automatic rejection. Plus the part most guides skip: how not to burn through your credits blindly.
AWS data transfer pricing is opaque on purpose. Here's the line-by-line breakdown of where we were leaking money: NAT Gateway routing, cross-AZ Redis, S3 egress, and a batch job that was paying twice.
Most AWS tagging strategies fail because they're too complex. Here's how we cut from 12 required tags to 3, lifted compliance from 40% to 95%, and finally got cost data we could act on.
