CrUX History API

Learn how to query the previous six months of historical CrUX trends using the CrUX History API.

Introducing historical web performance data via the CrUX History API

CrUX guides

Learn how to use CrUX with easy to follow guides

CrUX Dashboard

Using the CrUX Dashboard for visualizing BigQuery CrUX data

CrUX methodology

Technical documentation on CrUX eligibility, metrics, dimensions and accessing the data.

CrUX on BigQuery

Learn how the CrUX dataset on BigQuery is structured.

CrUX API

Learn how to construct requests to and parse responses from the CrUX API.

About CrUX

Introduction to the CrUX dataset.

Using the Chrome UX Report API

Rick Viscomi, Shane Exterkamp

June 25, 2020

Building a CrUX Dashboard on Looker Studio

Rick Viscomi

June 22, 2020

Using the Chrome UX Report on BigQuery

In this guide, learn how to use BigQuery to write queries against the CrUX dataset to extract insightful results about the state of user experiences on the web.

Rick Viscomi

June 12, 2020

Using the Chrome UX Report on PageSpeed Insights

PageSpeed Insights (PSI) is a tool for web developers to understand what a page's performance is and how to improve it. In this guide, learn how to use PSI to extract insights from CrUX and better understand the user experience.

Rick Viscomi, Barry Pollard

May 28, 2020

Release notes

Details on the latest changes to the CrUX dataset.