Vercel Launches v0 API for Headless App Building
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Vercel v0 API for headless app building, directly relevant for developer experience and AI-driven development.
Vercel made its v0 API generally available, enabling developers to programmatically invoke an AI agent that generates, previews, and deploys full applications from prompts, GitHub repos, or ZIP archives. The API supports synchronous, asynchronous, and streaming modes, exposing granular agent actions like file edits, Bash commands, and tool calls, and integrates with MCP servers, the AI SDK, or Vercel's eve framework for external tooling. Each chat session maintains state for iterative editing, and previews use short-lived tokens with server-side proxy to keep API keys secure.