To see all the options: lighthouse -help # Run the Node module programmatically The -g flag installs it as a global module. Install the current Long-Term Support version of Node.# Install and run the Node command line tool After 30 to 60 seconds, Lighthouse gives you a report on the page. DevTools shows you a list of audit categories. To the right is the Lighthouse panel of Chrome DevTools, which is powered by LighthouseĬlick Analyze page load. To the left is the viewport of the page that will be audited. You can audit any URL on the web.Ĭlick the Lighthouse tab. In Google Chrome, go to the URL you want to audit. Lighthouse has its own panel in Chrome DevTools. The CLI and Node workflows require you to have an instance of Google Chrome installed on your machine.