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// Build agent apps

Vercel AI SDK[email protected]

The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents

Open source Maintained For developers

Official site ↗ GitHub ↗

IN ONE PARAGRAPH

Vercel AI SDK is the AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents .

Good for: Developers and teams who want to build agent apps.

01How to start

  1. 1Read the official quick-start (link above).
  2. 2Install from the official package registry: npm install ai
  3. 3Try it on a small example before wiring it into a project.

npm: ai

02Alternatives & comparison

Compare side by side →
langgraphjs Framework to build resilient language agents as graphs. ★ 3.4k mastra Mastra is the modern TypeScript framework for AI-powered applications and agents. ★ 29k AutoGPT AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters. ★ 188k langextract A Python library for extracting structured information from unstructured text using LLMs with precise source grounding and interactive visualization. ★ 39k semantic-kernel Integrate cutting-edge LLM technology quickly and easily into your apps ★ 29k
Versions, why it is listed, for AI to read

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For AI agents

Data updated: AI software & hot ranks · Software profiles & needs · Official software downloads(UTC+8)