Monitor performance

Understanding how real visitors experience your site requires metrics from actual sessions, not synthetic tests. Cloudflare Web Analytics collects Core Web Vitals and performance data from 100% of page views without cookies or sampling.

Solutions

Web Analytics

Privacy-first, cookie-free analytics for websites. Learn more about Web Analytics.

• Real user metrics - Performance data collected from actual visitor sessions, not synthetic tests
• Core Web Vitals - Track Largest Contentful Paint (LCP), Interaction to Next Paint (INP), and Cumulative Layout Shift (CLS) scores across your real user base
• No sampling - 100% of page views are measured without cookies, consent banners, or data sampling

Observatory

Run performance tests and get optimization recommendations. Learn more about Observatory.

• Performance testing - Run on-demand speed tests and receive prioritized optimization recommendations

Get started

1. Enable Web Analytics
2. Run a speed test