Evaluate your website against Core Web Vitals on real browsers, calculate a compressed grade, and get customized edge AI instructions to optimize your code instantly.
Runner Executing...
> Initializing Sitespeed.io runner environment...
⚙️How SpeedPrompt works: We call Google PageSpeed Insights (Lighthouse lab) from a Cloudflare Worker, then generate an AI refactor recipe. Typical wait is 15–40 seconds depending on the site and Google’s queue. Optional HAR capture is a separate button.
Chrome UX Report · 28-day p75 from real Chrome visitors
No Chrome UX Report field data is available for this site yet — an origin needs enough real-world Chrome traffic to be included in the dataset. The lab metrics above are still accurate.