Next.js English

Documentation Blog Learn SEO Why is SEO so important?Search Systems What are Web Crawlers?Crawling and Indexing What are HTTP Status Codes?What is a robots.txt File?XML Sitemaps Special Meta Tags for Search Engines What are Canonical Tags?Rendering and Ranking Rendering Strategies What about AMP?URL Structure Metadata On Page SEO Web Performance Web Vitals Overview Largest Contentful Paint (LCP)First Input Delay (FID)Cumulative Layout Shift (CLS)SEO Impact Improving your Core Web Vitals Introducing Lighthouse Automatic Image Optimization Dynamic Imports Dynamic Imports for Components Optimizing Fonts Optimizing Third-Party Scripts Monitoring your Core Web Vitals Next.js Speed Insights Custom Reporting Other Tools Data Studio (Chrome User Experience Report)

Next.js English

Documentation Blog Learn

Next.js Speed Insights

Next.js Speed Insights allows you to analyze and measure the performance of pages using Core Web Vitals.

Next.js Speed Insights

You can start collecting your Real Experience Score with zero-configuration on Vercel deployments.

Monitoring your Core Web Vitals

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Custom Reporting

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