import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic();

// Claude API 호출
const message = await client.messages.create({
  model: "claude-sonnet-4-20250514",
  max_tokens: 1024,
  messages: [{
    role: "user",
    content: "AI 시스템 아키텍처를 설명해줘"
  }]
});

console.log(message.content[0].text);

import { OpenAIEmbeddings } from "@langchain/openai";
import { MemoryVectorStore } from "langchain/vectorstores/memory";
import { RecursiveCharacterTextSplitter } from "langchain/text_splitter";

// 1. 문서 청킹
const splitter = new RecursiveCharacterTextSplitter({
  chunkSize: 500, chunkOverlap: 50
});
const chunks = await splitter.splitDocuments(documents);

// 2. 벡터 임베딩 저장
const store = await MemoryVectorStore.fromDocuments(
  chunks, new OpenAIEmbeddings()
);

// 3. 유사 문서 검색
const docs = await store.similaritySearch(
  "RAG 파이프라인 구축 방법", 3
);

import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic();

const tools = [{
  name: "web_search",
  description: "웹에서 최신 정보 검색",
  input_schema: {
    type: "object",
    properties: { query: { type: "string" } },
    required: ["query"]
  }
}];

const response = await client.messages.create({
  model: "claude-sonnet-4-20250514",
  max_tokens: 1024,
  tools,
  messages: [{
    role: "user",
    content: "2025년 AI 트렌드를 검색해줘"
  }]
});

if (response.stop_reason === "tool_use")
  console.log("에이전트 도구 사용 중...");

import { Server } from "@modelcontextprotocol/sdk/server/index.js";
import { StdioServerTransport } from
  "@modelcontextprotocol/sdk/server/stdio.js";

const server = new Server(
  { name: "my-mcp-server", version: "1.0.0" },
  { capabilities: { tools: {} } }
);

// 도구 목록 등록
server.setRequestHandler(ListToolsRequestSchema, async () => ({
  tools: [{
    name: "get_weather",
    description: "날씨 정보 조회",
    inputSchema: {
      type: "object",
      properties: { city: { type: "string" } }
    }
  }]
}));

// 도구 실행 핸들러
server.setRequestHandler(CallToolRequestSchema, async (req) => {
  const { city } = req.params.arguments;
  return { content: [{ type: "text", text: `${city}: 맑음 22°C` }] };
});