Vercel AI SDK Agent Builder

Purpose

Create streaming AI chat interfaces with minimal code using Vercel AI SDK and OpenRouter provider.

When to Use

• Building Next.js frontend with chat UI
• Need streaming responses with SSE
• Want type-safe tool calling in TypeScript
• Switching between multiple AI providers
• Building agentic loops with stopWhen/prepareStep

Quick Start

Installation

npm install ai @openrouter/ai-sdk-provider zod