is improving how teams build and host documentation. As a , Fern enables companies like Webflow and ElevenLabs to create, customize, and serve API documentation from a single Next.js application—scaling seamlessly across multiple customer domains. With 6 million+ page views per month and 1 million+ unique visitors, performance and reliability are key.Fernmulti-tenant platform By running on Vercel’s infrastructure, Fern benefits from automatic caching, optimized content delivery, and instant scalability, all while maintaining a fast iteration cycle for development.

Additionally, their migration to has driven a 50-80% reduction in page load times, improving navigation speed and for customers worldwide.Next.js App RouterLighthouse scores Read more