Learn how this documentation provider uses Vercel and Next.js to achieve efficient multi-tenancy, faster development cycles, and 50-80% faster load times. Fern is improving how teams build and host documentation. As a multi-tenant platform , 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. 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 Next.js App Router has driven a 50-80% reduction in page load times, improving navigation speed and Lighthouse scores for customers worldwide. Example of developer documentation built with Fern and hosted on Vercel.…