Time to First Byte (TTFB)
Time to First Byte measures the time it takes for a user's browser to receive the first byte of page content.
Largest Contentful Paint (LCP)
Largest Contentful Paint marks the time at which the largest content element in the viewport is fully rendered.
First Contentful Paint (FCP)
First Contentful Paint measures the time from when the page starts loading to when any part of the page's content is rendered.
First Input Delay (FID)
First Input Delay measures the time from when a user first interacts with your site to the time when the browser is able to respond to that interaction.
Interaction to Next Paint (INP)
Interaction to Next Paint evaluates responsiveness to user interactions by measuring the time taken from user input to the next frame.
Cumulative Layout Shift (CLS)
Cumulative Layout Shift measures the movement of visible elements within the viewport, important for visual stability.
Build Time
Build Time is the duration taken to compile and bundle your project's source code.
Bundle Size
Bundle Size refers to the total size of all the files that are sent to the user's browser.