aws-cost-cleanup

Automated cleanup of unused AWS resources to reduce costs

1.02x

Quality

55%

Does it follow best practices?

Impact

88%

1.02x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./skills/antigravity-aws-cost-cleanup/SKILL.md

Evaluation results

88%

AWS Resource Waste Audit

AWS cost savings estimation

Criteria

Without context

With context

Uses boto3

100%

EBS volume filter

100%

EIP unused filter

100%

EBS cost rate

33%

20%

EIP cost rate

66%

100%

Monthly savings total

100%

Annual savings total

100%

Reports volume count and size

100%

Reports EIP count

100%

ec2 client used

100%

Without context: $0.4212 · 1m 37s · 21 turns · 27 in / 6,565 out tokens

With context: $0.4944 · 1m 44s · 23 turns · 28 in / 6,648 out tokens

76%

S3 Storage Cost Reduction for Data Archive Bucket

S3 lifecycle policy automation

Criteria

Without context

With context

STANDARD_IA at 90 days

GLACIER at 180 days

NoncurrentVersionExpiration 30 days

100%

AbortIncompleteMultipartUpload 7 days

100%

Correct CLI command

100%

References JSON file

100%

Rule is Enabled

100%

Both transitions present

100%

Bucket name parameterized

100%

Valid JSON structure

100%

Without context: $0.2910 · 56s · 17 turns · 24 in / 3,369 out tokens

With context: $0.3403 · 1m 8s · 17 turns · 270 in / 4,012 out tokens

100%

AWS Account Cleanup Automation Suite

Cleanup workflow and dry-run safety

Criteria

Without context

With context

EBS dry-run default

100%

EBS available filter

100%

Snapshot 90-day cutoff

100%

Snapshot owner filter

87%

100%

Snapshot dry-run default

100%

EIP unassociated filter

100%

EIP release command

100%

4-phase workflow structure

100%

Dependency check mentioned

100%

Action logging

100%

Snapshot date calculation

100%

Without context: $0.6253 · 2m 34s · 24 turns · 72 in / 11,139 out tokens

With context: $0.5181 · 1m 43s · 25 turns · 105 in / 7,055 out tokens

Repository: boisenoise/skills-collections
Commit: 5c5ae21

Evaluated: 16 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

AWS Resource Waste Audit S3 Storage Cost Reduction for Data Archive Bucket AWS Account Cleanup Automation Suite

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