cost-optimization-analyzer

Cost Optimization Analyzer - Auto-activating skill for AWS Skills. Triggers on: cost optimization analyzer, cost optimization analyzer Part of the AWS Skills skill category.

0.98x

Quality

Does it follow best practices?

Impact

95%

0.98x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./planned-skills/generated/13-aws-skills/cost-optimization-analyzer/SKILL.md

Evaluation results

100%

10%

EC2 Instance Right-Sizing Audit

AWS CLI-based EC2 compute cost analysis

Criteria

Without context

With context

Uses aws CLI for EC2 queries

100%

Uses aws CLI for EBS queries

100%

No Python/boto3 usage

100%

Script is complete and executable

100%

Covers right-sizing indicators

100%

Covers unused EBS volumes

100%

Report file produced

100%

Output written to file

100%

Without context: $0.3734 · 1m 51s · 15 turns · 16 in / 8,119 out tokens

With context: $0.4442 · 1m 52s · 24 turns · 22 in / 7,679 out tokens

86%

-14%

AWS Monthly Cost Reduction Runbook

Multi-service step-by-step cost optimization runbook

Criteria

Without context

With context

S3 script uses aws CLI

100%

Lambda script uses aws CLI

100%

EC2 script uses aws CLI

100%

Covers S3 cost patterns

100%

Covers Lambda cost patterns

100%

Runbook has sequential steps

100%

30%

Runbook covers 3+ service sections

100%

Scripts are complete and executable

100%

No boto3/Python scripts

100%

53%

Without context: $0.5255 · 2m 50s · 16 turns · 17 in / 12,394 out tokens

With context: $0.7555 · 3m 12s · 28 turns · 60 in / 14,093 out tokens

100%

Serverless API Stack with Cost-Optimized Infrastructure

Production-ready CloudFormation with cost validation

Criteria

Without context

With context

CloudFormation template present

100%

Template includes Lambda resource

100%

Template includes API Gateway

100%

Template includes DynamoDB

100%

Validation command in deploy script

100%

deploy.sh uses aws CLI

100%

No boto3/Python in deploy script

100%

Lambda memory/timeout configured

100%

DynamoDB cost-aware billing

100%

deploy.sh is executable and complete

100%

Without context: $0.3075 · 1m 32s · 14 turns · 14 in / 6,856 out tokens

With context: $0.5573 · 2m 12s · 26 turns · 105 in / 8,874 out tokens

Repository: jeremylongshore/claude-code-plugins-plus-skills
Commit: 0c08951

Evaluated: 18 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

EC2 Instance Right-Sizing Audit AWS Monthly Cost Reduction Runbook Serverless API Stack with Cost-Optimized Infrastructure

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