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Performance Profiling · dokhacgiakhoa | DecimalAI

devopsby dokhacgiakhoa

Performance Profiling

dokhacgiakhoa/performance-profiling

Source dokhacgiakhoa/agent-skills-4-vibe-coding-cli ↗License NOASSERTION

Performance profiling principles. Measurement, analysis, and optimization techniques.

SkillScore91Maintained

Automatic

Frontend / UI pack

Last verified 8/29/2026

What it changes

Passed 20 of 22 test cases with the skill, and 18 of 22 without it.

Without skill82%

With skill91%

Checks it passed that the model alone missed

The response instructs running `python scripts/lighthouse_audit.py https://staging.example.com`.
The response specifies executing `python scripts/lighthouse_audit.py https://prod.mycompany.com`.

2 fixed18 passed either way2 still failing0 broke

Pass-rate lift: +9 pp
Tokens: +1%
Agent turns: 0%
Response time: -13%

Model gemini-3.6-flashMeasured 8/29/2026v120 of 22 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/dokhacgiakhoa-performance-profiling/SKILL.md https://app.decimal.ai/s/dokhacgiakhoa-performance-profiling/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add dokhacgiakhoa-performance-profiling, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/dokhacgiakhoa-performance-profiling/ and pins it in .decimal/skills.lock

decimalai skills add dokhacgiakhoa-performance-profiling

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/dokhacgiakhoa-performance-profiling/SKILL.md https://app.decimal.ai/s/dokhacgiakhoa-performance-profiling/SKILL.md

Raw file: /s/dokhacgiakhoa-performance-profiling/SKILL.md ↗ · machine-readable summary at /s/dokhacgiakhoa-performance-profiling.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 2 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 2

Prompt

We need an automated script invocation command to audit `https://prod.mycompany.com` via our repository's benchmark script. We are tempted to execute `npx lighthouse https://prod.mycompany.com` directly. What script command should be used instead?

What was checked, without and with the skill
Checked	Without skill	With skill
The response specifies executing `python scripts/lighthouse_audit.py https://prod.mycompany.com`.	Missed	Passed

case-10 · gemini-3.6-flash · 8/29/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md27 lines2 filesincludes scripts

Performance Profiling

Measure, analyze, optimize - in that order.

🔧 Runtime Scripts

Execute these for automated profiling:

Script	Purpose	Usage
`scripts/lighthouse_audit.py`	Lighthouse performance audit	`python scripts/lighthouse_audit.py https://example.com`

1. Core Web Vitals

🧠 Knowledge Modules (Fractal Skills)

1. Targets

2. When to Measure

3. The 4-Step Process

4. Profiling Tool Selection

5. What to Look For

6. Optimization Actions

7. Performance Tab Analysis

8. Memory Tab Analysis

9. By Symptom

Track record

Benchmark

20 / 22

test cases passed, vs 18 / 22 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/10/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

dokhacgiakhoa / agent-skills-4-vibe-coding-cli

.agent/skills/performance-profiling/SKILL.md

View on GitHub ↗

License NOASSERTIONImported 8/10/2026Version v1Bundled 1 file · scripts

Other skills for the same job

Published skills whose descriptions closely match this one, with their headline benchmark lift.

More skills from the same source and nearby in the registry, with their headline benchmark lift.

Ready to supercharge your AI agents?

See it in action

What's inside

Performance Profiling

🔧 Runtime Scripts

1. Core Web Vitals

🧠 Knowledge Modules (Fractal Skills)

1. Targets

2. When to Measure

3. The 4-Step Process

4. Profiling Tool Selection

5. What to Look For

6. Optimization Actions

7. Performance Tab Analysis

8. Memory Tab Analysis

9. By Symptom

Track record

Benchmark

Adoption

SkillSafety

Source

Other skills for the same job

Related skills