---
description: Measure the impact of speed optimizations on your site.
title: Measurement
image: https://developers.cloudflare.com/og-docs.png
---

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> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/speed/llms.txt  
> Use this file to discover all available pages before exploring further.

# Measurement

Last updated Aug 25, 2026|Copy as Markdown|[View as Markdown](https://66f4ea29.previews.developers.cloudflare.com/speed/optimization/measurement/index.md)|[Agent setup](https://66f4ea29.previews.developers.cloudflare.com/agent-setup/)

Enable measurement to track your traffic in a privacy-first manner, optimizing your site's speed tools. To access this feature, you need to enable [Web Analytics](https://66f4ea29.previews.developers.cloudflare.com/web-analytics/) on your website. This analytics tool leverages [Real User Measurement](https://66f4ea29.previews.developers.cloudflare.com/speed/observatory/run-speed-test/#enable-real-user-monitoring-rum) (RUM) data, providing insights based on actual user interactions to enhance site performance effectively.

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## On this page

[![](https://66f4ea29.previews.developers.cloudflare.com/_astro/logo.te5VL_aD.svg)Docs](https://66f4ea29.previews.developers.cloudflare.com/)

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