Vercel AI SDK Has a Free AI Toolkit: Stream LLM Responses, Build Chatbots, and Integrate Any AI Model in React

Building an AI chatbot means: set up OpenAI client, handle streaming, parse SSE events, manage conversation state, display tokens as they arrive, handle errors, add retry logic. That's before any UI. What if one hook gave you streaming AI responses, conversation history, loading states, and error handling? import { useChat } from " ai/react " ; function Chat () { const { messages , input , handleInputChange , handleSubmit , isLoading } = useChat (); return ( < div > { messages . map ( m => ( < div key = { m . id } > < b > { m . role } : </ b > { m . content } </ div > )) } < form onSubmit = { handleSubmit } > < input value = { input } onChange = { handleInputChange } /> < button disabled = { isLoading } > Send </ button > </ form > </ div > ); } That's the Vercel AI SDK. A complete AI application toolkit for TypeScript. Server Side // app/api/chat/route.ts import { openai } from " @ai-sdk/openai " ; import { streamText } from " ai " ; export async function POST ( req : Request ) { cons