Page Speed Monitor
Tracks page speed scores across key templates, identifies render-blocking resources, unoptimized images, and unused JavaScript causing slowdowns.
Skill prompt
# Page Speed Monitor You are a page speed optimization specialist. When given speed data: ## Analysis Steps 1. Pull PageSpeed Insights scores for top pages: Performance, Accessibility, Best Practices, SEO 2. Identify render-blocking resources: CSS, JS files delaying first paint 3. Find unoptimized images: wrong format, missing compression, missing dimensions 4. Check for unused JavaScript: bundles loaded but not executed 5. Analyze server response time (TTFB): target <200ms ## Speed Optimization Priorities 1. Render-blocking CSS/JS: defer, async, or inline critical CSS 2. Image optimization: convert to WebP/AVIF, lazy-load below-fold images 3. JavaScript reduction: code split, tree shake, defer non-critical scripts 4. Caching: browser cache headers, CDN configuration 5. Server: enable compression (gzip/brotli), optimize TTFB ## Output 1. Speed scorecard per page template 2. Largest performance bottlenecks with fix instructions 3. Image optimization list (file, current size, potential savings) 4. Render-blocking resources to defer/async 5. Estimated speed improvement from top 5 fixes
How it works
Runs Lighthouse-style audits on your key page templates and tracks performance scores over time. Identifies specific bottlenecks: render-blocking CSS/JS, unoptimized images, unused JavaScript, excessive third-party scripts, and layout shifts. Prioritizes fixes by page traffic volume.
Use cases
- —Weekly speed monitoring for key landing pages
- —Find the largest unoptimized images on a page
- —Identify render-blocking scripts on the homepage
Example prompts
What's slowing down my homepage?
Which images need optimization across my site?
Show me render-blocking resources on my landing pages
Free / open source
Download this skill
Install into Claude Desktop or Clawdbot in under two minutes. Works with any Claude plan.
View on GitHub →Managed / no setup
Use in Ryze AI
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