# Vercel AI SDK

> TypeScript SDK for building AI-powered apps with any LLM provider.

The Vercel AI SDK is an open-source TypeScript toolkit for building AI-powered applications and streaming UIs with frameworks like Next.js, React, Svelte, and Vue. It provides unified interfaces for working with multiple AI providers including OpenAI, Anthropic, and Google, with built-in streaming, tool calling, and structured output support. Frontend and full-stack developers building AI features in web applications use the Vercel AI SDK to implement AI capabilities with significantly less boilerplate, consistent patterns across providers, and first-class support for streaming responses that create responsive, modern AI user experiences.

## Quick facts

- Categories: Code Assistant
- Pricing: Free
- Free plan: Yes
- Official site: https://sdk.vercel.ai
- Last checked: 2026-10-26

## Key features

- AI SDK for JavaScript and TypeScript
- Framework-agnostic design
- Streaming support
- Multi-provider compatibility
- Next.js and React integration
- Open-source

## Use cases

- Building AI features in JavaScript apps
- Adding AI to Next.js applications
- Multi-provider AI integration
- Streaming AI responses in web apps

## Links

- Nextool.ai page: https://nextool.ai/tools/vercel-ai-sdk/
- Alternatives: https://nextool.ai/alternatives/vercel-ai-sdk/

Source: Nextool.ai (https://nextool.ai/tools/vercel-ai-sdk/). Pricing and features change; confirm on the provider's site before relying on them.