Google PageSpeed Insights API Extension

Google PageSpeed Insights API Chrome Extension Shows real-time Google PageSpeed Insights scores for Desktop and Mobile directly from your browser. The extension makes a live API call to Google PageSpeed Insights (Lighthouse v5) and displays the performance score along with key Core Web Vitals and Lighthouse lab metrics. FEATURES • Real-Time API Call The extension makes a real-time request to Google PageSpeed Insights API v5 to retrieve the latest Lighthouse performance results for the currently active webpage. • Desktop & Mobile Performance Metrics Displays performance scores for both Desktop and Mobile including the following Lighthouse lab metrics: Speed Index (SI) First Contentful Paint (FCP) Largest Contentful Paint (LCP) Total Blocking Time (TBT) Cumulative Layout Shift (CLS) • Lighthouse Performance Score Shows the overall Lighthouse performance score as a percentage along with a visual indicator for quick interpretation. • Color Indicator Performance scores are visually categorized: 🟢 Green – Good Performance 🟠 Orange – Needs Improvement 🔴 Red – Poor Performance This makes it easy to quickly understand page performance. • "Need More" Quick Link Provides a direct link to Google PageSpeed Insights for the analyzed page so you can explore the full Lighthouse report and optimization suggestions. • Website Favicon Detection Displays the favicon of the current website using Google's favicon service for easy visual identification. PRIVACY POLICY This extension does not collect, store, or transmit any personal information such as your name, email address, browsing history, or personal data. The extension only sends the current webpage URL to the Google PageSpeed Insights API in order to retrieve performance results. DISCLAIMER This extension is an independent, non-commercial tool created to help developers and website owners quickly check page performance. The extension makes a request to the Google PageSpeed Insights API to retrieve Lighthouse scores. This extension is not affiliated with or endorsed by Google.