Core Web Vitals Optimizer
AI-powered tool that scans your code to identify and fix Core Web Vitals issues (LCP, CLS, FID) with specific, actionable recommendations and code examples.
🚀 Instantly diagnose and fix your Core Web Vitals issues. Run one command and get AI-powered analysis of your code's performance problems—LCP, CLS, and FID—with specific, actionable fixes ranked by impact. No setup required, just npx and go.
💡 Perfect when Lighthouse scores are hurting your SEO, users report slow pages, or you're building a new site and want performance built in from day one. Works on any codebase with zero configuration.
✨ Part of LXGIC's free toolkit with 110+ developer utilities. MIT licensed, no paywalls, no sign-ups—just powerful tools that work.
Requirements
OpenAI API key for GPT-4o-mini model access