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Core Web Vitals per page

< 1 min read

Requires Opti-Behavior Pro. Errors & Performance is a Pro module. View pricing or start the 6-month free trial.

The Performance tab reports Core Web Vitals collected from real visitors, per page, so you can fix the slowest pages first.

Requirements #

  • Plan: Opti-Behavior Pro

Opening the metrics #

Go to Opti-Behavior → Errors Tracking → Performance. Each page lists its field metrics from real user monitoring.

Performance tab table showing per-page Core Web Vitals with LCP, INP responsiveness and CLS values above a Core Web Vitals thresholds legend

The metrics #

Metric Meaning Why it matters
LCP Largest Contentful Paint — time to render the main content Perceived load speed
INP Interaction to Next Paint — responsiveness to input How snappy the page feels
CLS Cumulative Layout Shift — visual stability Prevents misclicks from shifting layout
FID First Input Delay — delay on first interaction Early interactivity
TTFB Time To First Byte — server response time Backend and hosting speed
FCP First Contentful Paint — first visible content Early load feedback

Expected result #

You can rank pages by their real-user vitals and target the worst offenders.

FAQ #

Is this lab or field data? #

These are field metrics from your real visitors, not a synthetic lab test.

Related articles #

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