Vercel AI SDK

Vercel AI SDK

Open-source TypeScript toolkit for building AI-powered applications with streaming, tool calls, and multi-provider support.

开源 TypeScript 工具包，用于构建 AI 应用，支持流式传输、工具调用和多供应商。

Endpoints

SDKs

Key Features

• ◆Streaming responses with React Server Components
• ◆Tool calling and function calling
• ◆Multi-provider support (OpenAI, Anthropic, etc.)
• ◆AI SDK Core for framework-agnostic use
• ◆Production-ready with edge deployment

Code Examples

import { streamText } from 'ai';
import { openai } from '@ai-sdk/openai';

export async function POST(req: Request) {
  const { messages } = await req.json();
  const result = streamText({
    model: openai('gpt-4o'),
    messages,
  });
  return result.toDataStreamResponse();
}

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