The TypeScript way to build streaming AI apps and agents on the web. Built by Vercel.
Others in vendor sdk
Common questions
Is Vercel AI SDK free to use?
Vercel AI SDK is open source and free to run yourself. You still pay whichever model provider you point it at, and this tutorial is free with no signup.
Do I need to know Python to use Vercel AI SDK?
Basic Python is enough. Functions, dictionaries and imports cover most of what Vercel AI SDK asks of you.
When should I not use Vercel AI SDK?
When something else in vendor sdk fits the job better. The others in that group are listed below.
Lessons for Vercel AI SDK are being written. Meanwhile the Claude Code tutorial covers the same ground: state, tools, loops, memory and human approval. Most of it carries straight over.
Start the Claude Code tutorial →