# Official Sources

Use when grounding AWS WAF Cost Optimization Pillar behavior or citing documentation.

## AWS WAF Cost Optimization Pillar

- https://docs.aws.amazon.com/wellarchitected/latest/cost-optimization-pillar/welcome.html
- https://docs.aws.amazon.com/wellarchitected/latest/framework/a-cost-optimization.html

## Cost management tooling

- https://docs.aws.amazon.com/cost-management/latest/userguide/what-is-costmanagement.html
- https://docs.aws.amazon.com/cost-management/latest/userguide/budgets-managing-costs.html
- https://docs.aws.amazon.com/cost-management/latest/userguide/ce-what-is.html

## Commitment discounts

- https://docs.aws.amazon.com/savingsplans/latest/userguide/what-is-savings-plans.html
- https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-reserved-instances.html

## Rightsizing

- https://docs.aws.amazon.com/compute-optimizer/latest/ug/what-is-aws-compute-optimizer.html
- https://docs.aws.amazon.com/aws-cost-management/latest/APIReference/API_GetRightsizingRecommendation.html

## Grounding rule

Official documentation explains service behavior and pricing models — not the user's current account spend or commitment portfolio. Always use Cost Explorer data or user-provided evidence for spend claims.
