Vercel AI SDK Has a Free API: Build Full-Stack AI Apps in Minutes

What is Vercel AI SDK? Vercel AI SDK is an open-source TypeScript toolkit for building AI-powered applications. It provides a unified API to work with any LLM provider (OpenAI, Anthropic, Google, Mistral, Groq) and React hooks for streaming AI responses in your frontend. Why Vercel AI SDK? Free and open-source — MIT license, no vendor lock-in Unified API — same code works with OpenAI, Anthropic, Google, Mistral, Groq Streaming built-in — real-time AI responses with React hooks Structured output — type-safe AI responses with Zod schemas Tool calling — unified tool/function calling across all providers Next.js optimized — seamless integration with App Router Quick Start npx create-next-app@latest my-ai-app cd my-ai-app npm install ai @ai-sdk/openai Server-Side: Route Handler // app/api/chat/route.ts import { openai } from '@ai-sdk/openai'; import { streamText } from 'ai'; export async function POST(req: Request) { const { messages } = await req.json(); const result = streamText({ model: