Vercel AI SDK Has a Free API — Here's How to Build AI Apps with Streaming

The Vercel AI SDK is a TypeScript toolkit for building AI-powered applications. It provides unified APIs for working with any LLM provider, streaming UI components, and tool calling. Installation npm install ai @ai-sdk/openai Core: Generate Text import { generateText } from " ai " ; import { openai } from " @ai-sdk/openai " ; const { text } = await generateText ({ model : openai ( " gpt-4o-mini " ), prompt : " Explain web scraping in 3 sentences " }); console . log ( text ); Streaming Text import { streamText } from " ai " ; import { openai } from " @ai-sdk/openai " ; const { textStream } = streamText ({ model : openai ( " gpt-4o-mini " ), prompt : " Write a guide to REST APIs " }); for await ( const chunk of textStream ) { process . stdout . write ( chunk ); } Structured Output import { generateObject } from " ai " ; import { z } from " zod " ; const { object } = await generateObject ({ model : openai ( " gpt-4o-mini " ), schema : z . object ({ name : z . string (), pros : z . array (