How to Use v0 by Vercel: Complete Guide for Building UI Components

What Is v0 by Vercel?

v0 is Vercel's AI-powered UI component generator. Unlike full-app builders like Lovable, v0 focuses on generating individual React components with Tailwind CSS and shadcn/ui.

How v0 Works

1. You describe a UI component in natural language
2. v0 generates the React + Tailwind code
3. You preview and iterate
4. Copy the code into your project

Key Differentiator

v0 generates production-quality component code — not full apps. It's the designer/developer's assistant, not a replacement.

Best Prompt Practices

"A dashboard stats card with: icon, label, value, change percentage with up/down arrow, and a sparkline chart. Use shadcn/ui Card component. Responsive — stack on mobile."

Integrating v0 Components

1. Generate the component in v0
2. Copy the JSX
3. Create a new file in your project
4. Install any missing dependencies v0 assumed
5. Wire it into your app

v0 + Next.js Workflow

v0 is built by Vercel and works best with Next.js:

1. Start a Next.js project with Tailwind
2. Install shadcn/ui
3. Use v0 for individual UI components
4. Compose them into pages

Want v0 components polished? →