AWS Cost Optimization Cheat Sheet

Rightsizing, reservations, and budgets

Last Updated: November 21, 2025

Focus Areas

Focus
Use tagging for chargeback and automation
Commit to Savings Plans or Reservations for steady workloads

Commands & Queries

aws ce get-cost-and-usage --time-period Start=2024-01-01,End=2024-01-31
Review cost trends
aws compute-optimizer get-recommendation
See rightsizing suggestions
aws budgets describe-budget --account-id 123456789012 --budget-name infra
Check budget status

Summary

Leverage tagging, budgets, and compute optimizer to keep spend predictable.

💡 Pro Tip: Combine budgets with anomaly detection and tag every resource.
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