Vercel AI SDK Has a Free Library for Building AI Apps with Streaming

Vercel AI SDK gives you streaming LLM responses, tool calling, structured output, and framework integrations. Build ChatGPT-like apps in hours. Why AI SDK Calling LLM APIs directly: manual streaming, manual tool calling, manual retry logic, different APIs for each provider. AI SDK: one API for OpenAI, Anthropic, Google, Mistral, and 20+ providers. What You Get for Free Streaming text generation: import { generateText , streamText } from ' ai ' ; import { openai } from ' @ai-sdk/openai ' ; // Streaming const result = await streamText ({ model : openai ( ' gpt-4o ' ), prompt : ' Explain quantum computing in simple terms ' , }); for await ( const chunk of result . textStream ) { process . stdout . write ( chunk ); } Structured output (JSON): import { generateObject } from ' ai ' ; import { z } from ' zod ' ; const { object } = await generateObject ({ model : openai ( ' gpt-4o ' ), schema : z . object ({ recipe : z . object ({ name : z . string (), ingredients : z . array ( z . string ()),