How does this skill help with performance tuning?

It enforces a rigorous, contract-based workflow that maps recommendations directly to profiling evidence, reducing subjective guesswork in the optimization process.

What data does the Performance Analyzer require?

The skill requires baseline data, experiment results, profiling evidence, and the specific hypotheses being tested to generate its synthesis.

Does it track failed experiments?

Yes, it specifically includes an 'abandoned' section in its output to document hypotheses or experiments that did not yield the desired performance gains.

What happens if there is not enough performance data?

If the data provided is insufficient to back a decision, the skill will explicitly state the deficiency and request a re-run of the profiling or experiments.

Performance Analyzer

Name: Performance Analyzer
Author: agent-sh

byagent-sh

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Analytics & Monitoring

Synthesizes performance investigation findings into evidence-backed recommendations and clear technical decisions.

The Performance Analyzer skill enables Claude to conduct rigorous performance investigations by processing baseline data, profiling evidence, and experimental results. It enforces an evidence-based workflow that eliminates guesswork, ensuring that every optimization recommendation is supported by existing logs or code-level metrics. By systematically tracking hypotheses and experimental outcomes, it helps developers distinguish between effective optimizations and failed attempts, providing a clear path forward for system stability and speed improvements.

Key Features

01Automated performance recommendation generation

021 GitHub stars

03Identification of data gaps for more accurate investigation re-runs

04Consistency checking against established baseline metrics

05Evidence-backed synthesis of profiling data

06Formal tracking of abandoned hypotheses and failed experiments

Use Cases

01Documenting performance regressions and successes for technical decision logs

02Validating the impact of performance-related refactoring experiments

03Optimizing high-latency backend services through profiling analysis

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add agent-sh/perf perf-analyzer

For use in Claude.ai and ChatGPT

Download Skill