PageSpeed Insights (PSI) is a tool provided by Google that analyzes a page’s performance and provides suggestions for improving its speed and user experience. ContentsHow to use PageSpeed InsightsTo start, go to PageSpeed Insights. But in the case of PageSpeed Insights, it runs on Google’s servers. You can also get page-level CWV data in bulk that can only be accessed via PageSpeed Insights. To check the improvements, you can use PageSpeed Insights or run another crawl in Site Audit to get the data in bulk.