benchmark

Benchmark web application performance by measuring page load times, Core Web Vitals, and resource sizes.

Updated Jun 5, 2026
One-click install
npx skills add https://github.com/RxFit/hub-overlay --skill benchmark-rxfit
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: benchmark
Source: https://github.com/RxFit/hub-overlay/tree/main/hub/skills/gstack/benchmark
Command: npx skills add https://github.com/RxFit/hub-overlay --skill benchmark-rxfit

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires Bash, Read, Write, Glob, AskUserQuestion, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps identify performance regressions, such as slow page load times and increased resource sizes, ensuring your application's performance remains optimal over time.

Core Features & Use Cases

  • Performance Regression Detection: Compares before/after metrics for page load times, Core Web Vitals, and resource sizes.
  • Baseline Comparison: Establishes baselines for performance metrics to identify deviations.
  • Use Case: Before deploying a new feature or code change, use this Skill to compare performance metrics against established baselines and identify any issues early.

Quick Start

Run the 'benchmark' skill on your website URL to analyze its performance and detect regressions.

Frequently Asked Questions about benchmark

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I detect web performance regressions before deploying new code?

Yes, benchmarking Core Web Vitals is the primary use case. The Skill measures Core Web Vitals, page load times, and resource sizes for front-end development workflows, establishing baseline metrics to detect any subsequent performance regressions.

How do I establish a performance baseline for page speed testing?

Benchmarking web performance requires Bash, Read, Write, and Glob capabilities to execute scripts and manage reference files. You provide the website URL, and the Skill analyzes its performance metrics automatically.

What is performance regression detection in front-end development?

Performance regression detection is the process of comparing current page load times and resource sizes against historical baselines. It identifies slow page loads and increased resource sizes to ensure your web application's performance remains optimal over time.

Can I measure resource sizes and page load times for my web application?

Yes, measuring resource sizes and page load times is a core function. The Skill performs real-time performance benchmarking by analyzing your website URL, capturing these metrics to compare against baselines for front-end optimization.

What do I need to run real-time performance benchmarking on my website?

Running real-time performance benchmarking requires Bash, Read, Write, and Glob capabilities to execute scripts and manage reference files. You provide the website URL, and the Skill analyzes its performance metrics automatically.