V0

v0 (now accessible at v0.app) is an AI-powered code generation tool developed by Vercel, designed to transform natural language prompts, screenshots, sketches, or mockups into production-ready frontend code, primarily using React with Tailwind CSS and shadcn/UI, while supporting frameworks like Vue, Svelte, and more. It features a chat-based interface enhanced by agentic intelligence that automatically plans tasks, checks for errors, searches the web, reads files, and iterates on designs without repeated prompting, making it ideal for rapid iteration and deployment directly to Vercel.

Targeted at developers, designers, founders, marketers, and non-technical users, v0 bridges the gap between ideation and implementation by automating repetitive UI tasks, generating full app scaffolds, integrating backend services like Supabase or Neon, and providing debugging or refactoring support. It's particularly valuable for startups and teams needing to prototype MVPs quickly, reduce design handoff bottlenecks, and cut development costs through efficient code generation and seamless Vercel ecosystem integration.

The tool's value lies in its context-aware operations, high-fidelity outputs adhering to modern UI best practices (including accessibility and validation), and extensibility via APIs and SDKs for autonomous AI agents, enabling everything from simple components to complex, deployable applications with minimal manual intervention.