Finoud
The Finoud Blog

Cloud cost, explained by engineers.

Practical, no-fluff guides to multi-cloud FinOps — commitments, rightsizing, tagging, Spot, anomalies, and managing spend across AWS, GCP, and Azure.

Anomalies

Detecting Real Cloud Cost Anomalies (Not Every Spike Is a Problem)

A 30% cost jump on Monday might be a deploy — or a disaster. Here's how to tell real anomalies from normal variance, why static thresholds fail, and how to build alerts people actually act on.

10 min read
Compute

AWS Spot Instances for Production Workloads: When, How, and Why It's Not Gambling (2026)

Spot isn't just for batch jobs. Here's how teams run production on Spot safely — workload selection, diversification, graceful interruption handling, and blending Spot with commitments.

11 min read
Cost Allocation

Cloud Cost Allocation Tagging: The Multi-Cloud Strategy That Actually Works

Untagged spend is dark spend. Here's a tagging strategy that survives three clouds and real engineering teams — the dimensions that matter, enforcement that works, and what to do about shared infrastructure.

12 min read
Rightsizing

How to Rightsize Cloud Resources Without Breaking Applications

Rightsizing isn't “make it smaller and pray.” Here's how to cut 20–30% off compute and database spend with safety margins, the right observation window, and a rollback plan.

12 min read
Commitments

AWS Savings Plans vs Reserved Instances: The Decision Framework Engineers Actually Need (2026)

Savings Plans or Reserved Instances? The honest answer is “it depends” — here's the decision tree, the real cost math, and the mistakes teams make before they've even earned the discount.

11 min read