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What's NewMar 23, 2023 ↗All Updates
How to build zero-CLS A/B tests with Next.js and Vercel Edge Config
A/B testing and experiments help you build a culture of growth. Instead of guessing what experiences will work best for your users, you can build, iterate, and adapt with data-driven insights to produce the most effective UI possible.
In this article, you'll learn how we built a high-performance experimentation engine for vercel.com using Next.js and Vercel Edge Config, allowing our developers to create experiments that load instantly with zero Cumulative Layout Shift (CLS) and a great developer experience.