A little while ago, when agents were telling me “You’re absolutely right!”, I was building webvitals.com . You put in a URL, it kicks off an API request to a Next.js API route that invokes an agent with a few tools to scan it and provide AI generated suggestions to improve your… you guessed it… Web Vitals . Do we even care about these anymore?
Sample AI traces at 100% without sampling everything
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April 9, 2026
domain
sentry