cloud-cost-management

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INSTALLATION
npx skills add https://github.com/aj-geddes/useful-ai-prompts --skill cloud-cost-management
Run in your project or agent environment. Adjust flags if your CLI version differs.

SKILL.md

Cloud Cost Management

Table of Contents

  • [Overview](#overview)
  • [When to Use](#when-to-use)
  • [Quick Start](#quick-start)
  • [Reference Guides](#reference-guides)
  • [Best Practices](#best-practices)

Overview

Cloud cost management involves monitoring, analyzing, and optimizing cloud spending. Implement strategies using reserved instances, spot pricing, proper sizing, and cost allocation to maximize ROI and prevent budget overruns.

When to Use

  • Reducing cloud infrastructure costs
  • Optimizing compute spending
  • Managing database costs
  • Storage optimization
  • Data transfer cost reduction
  • Reserved capacity planning
  • Chargeback and cost allocation
  • Budget forecasting and alerts

Quick Start

Minimal working example:

# Enable Cost Explorer

aws ce get-cost-and-usage \

  --time-period Start=2024-01-01,End=2024-01-31 \

  --granularity MONTHLY \

  --metrics "UnblendedCost" \

  --group-by Type=DIMENSION,Key=SERVICE

# List EC2 instances for right-sizing

aws ec2 describe-instances \

  --query 'Reservations[*].Instances[*].[InstanceId,InstanceType,State.Name,LaunchTime,Tag]' \

  --output table

# Find unattached EBS volumes

aws ec2 describe-volumes \

  --filters Name=status,Values=available \

  --query 'Volumes[*].[VolumeId,Size,State,CreateTime]'

# Identify unattached Elastic IPs

aws ec2 describe-addresses \

  --query 'Addresses[?AssociationId==null]'

# Get RDS instance costs

aws rds describe-db-instances \

  --query 'DBInstances[*].[DBInstanceIdentifier,DBInstanceClass,StorageType,AllocatedStorage]'

// ... (see reference guides for full implementation)

Reference Guides

Detailed implementations in the references/ directory:

GuideContents
AWS Cost Optimization with AWS CLIAWS Cost Optimization with AWS CLI
Terraform Cost Management ConfigurationTerraform Cost Management Configuration
Azure Cost ManagementAzure Cost Management
GCP Cost OptimizationGCP Cost Optimization
Cost Monitoring DashboardCost Monitoring Dashboard

Best Practices

✅ DO

  • Use Reserved Instances for stable workloads
  • Implement Savings Plans for flexibility
  • Right-size instances based on metrics
  • Use Spot Instances for fault-tolerant workloads
  • Delete unused resources regularly
  • Enable detailed billing and cost allocation
  • Monitor costs with CloudWatch/Cost Explorer
  • Set budget alerts
  • Review monthly cost reports

❌ DON'T

  • Leave unused resources running
  • Ignore cost optimization recommendations
  • Use on-demand for predictable workloads
  • Skip tagging resources
  • Ignore data transfer costs
  • Forget about storage lifecycle policies
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