v0 by Vercel

v0 by Vercel is an AI-powered platform for building full-stack web applications, letting users generate a working application from a prompt and publish it as a live website within minutes. It's built by Vercel, the company behind the Next.js framework and a major hosting platform, which shows in how tightly it's integrated with deployment and GitHub workflows. Who it's for: web developers and creators who want to move from idea to a live, working site quickly, including a dedicated program for students. Because deployment goes straight to Vercel's own hosting, it particularly suits teams and individuals who are already using or open to using Vercel as their hosting platform. Strengths: genuine end-to-end coverage from generation to live deployment — code generation from a prompt, GitHub integration for syncing to a real repository, a design mode with visual editing and live preview, pre-built templates for apps, games, landing pages, components, and dashboards, and one-click publishing. It's described as "agentic by default," meaning it can plan tasks, create structure, and connect databases rather than only producing a single static output. An iOS app extends the workflow to mobile design on the go. Weaknesses and limitations: v0's own homepage doesn't display specific pricing, directing users to a separate pricing page instead, and — as with any AI-generated codebase — more complex or highly custom application logic still benefits from real developer review before shipping to production. Because deployment is built around Vercel's own hosting and workflow, teams committed to a different hosting platform may find some of its convenience less relevant to their setup. Real-world scenarios: generating a working web app or landing page from a written description and publishing it live within minutes, syncing AI-generated code into an existing GitHub repository for a real development workflow, and using design mode to visually refine a generated interface before shipping. Lovable, Bolt.new, and Replit are the closest points of comparison in the AI app-generation category.