Automate Core Web Vitals monitoring across your entire website. Track 8 core performance metrics including LCP, INP, CLS, FCP, TTFB, TBT, Speed Index, and FID across both mobile and desktop devices. Get 4 category scores for Performance, Accessibility, Best Practices, and SEO. AI-powered fix suggestions, visual diagnostics, CSV export, scheduled monitoring, and bulk URL scanning.
A complete performance dashboard with scores, metrics, and AI-powered optimization recommendations.
Google uses these metrics to measure real-world user experience. They directly impact your search rankings.
Largest Contentful Paint
Measures how long it takes for the largest visible content element to render. Directly impacts perceived loading speed.
Interaction to Next Paint
Measures responsiveness by tracking the latency of all user interactions throughout the page lifecycle.
Cumulative Layout Shift
Measures visual stability by quantifying how much visible elements shift unexpectedly during page load.
First Contentful Paint
Time to First Byte
Total Blocking Time
Speed Index
First Input Delay
A complete performance monitoring toolkit — automated scanning, AI insights, and historical tracking in one dashboard.
Schedule automatic scans for all pages on your website. Set frequency and let the system handle the rest.
Test every page on both mobile and desktop simultaneously. Compare results side-by-side for each device.
LCP, INP, CLS, FCP, TTFB, TBT, Speed Index, and FID — all tracked automatically with thresholds.
Get actionable AI-generated fix recommendations for every failing metric. Prioritized by impact.
Screenshot captures and filmstrip views show exactly how your page loads for real users.
Performance, Accessibility, Best Practices, and SEO scores — the full Lighthouse audit in one dashboard.
Full historical tracking of every scan. Export results to CSV for reporting and team sharing.
Set scan frequency — daily, weekly, or custom schedules. Get notified when metrics degrade.
Scan up to 50+ pages per domain in a single run. Identify sitewide performance patterns instantly.
From domain setup to actionable AI recommendations in minutes.
Add your domain and select pages to monitor
Set scan frequency and device preferences
System runs scheduled Lighthouse audits automatically
Get AI-powered fix suggestions for failing metrics
Add your domain and select pages to monitor
Set scan frequency and device preferences
System runs scheduled Lighthouse audits automatically
Get AI-powered fix suggestions for failing metrics
See how our automated Core Web Vitals monitoring stacks up against popular alternatives.
| Feature | AI Rank Lab | PageSpeed | GTmetrix | Lighthouse CLI |
|---|---|---|---|---|
| Automated Scanning | — | Pro Only | — | |
| Dual Device Testing | ||||
| Historical Tracking | — | Pro Only | — | |
| AI Fix Suggestions | — | — | — | |
| Visual Diagnostics | ||||
| CSV Export | — | Pro Only | — | |
| Scheduled Monitoring | — | Pro Only | — | |
| Starting Price | Free | Free | $14.95/mo | Free |