git clone https://cnb.cool/codebuddy/agent-sdk-demos.git
cd agent-sdk-demos

import { query } from '@tencent-ai/agent-sdk';

const conversation = query({
  prompt: 'Hello! Please introduce what you can do.',
  options: {
    model: 'claude-4.5',
    maxTurns: 100,
    allowedTools: ['Read', 'Write', 'Bash', 'Glob', 'Grep'],
  },
});

for await (const message of conversation) {
  if (message.type === 'assistant') {
    const text = message.message.content.find(c => c.type === 'text');
    if (text) console.log(text.text);
  }
  if (message.type === 'result') {
    console.log(`Done. Duration: ${message.duration_ms}ms`);
  }
}

cd quick-start
npm install
npx tsx quick-start.ts

import { unstable_v2_createSession, unstable_v2_resumeSession } from '@tencent-ai/agent-sdk';

// Create a session
await using session = unstable_v2_createSession({ model: 'claude-4.5' });

// First round
await session.send('What year is it?');
for await (const msg of session.stream()) { /* ... */ }

// Second round (context is maintained)
await session.send('What year is it 10 years from now?');
for await (const msg of session.stream()) { /* ... */ }

cd multi-turn-session
npm install
npx tsx examples.ts basic        # Basic session
npx tsx examples.ts multi-turn   # Multi-turn conversation
npx tsx examples.ts resume       # Session restoration

from codebuddy_agent_sdk import CodeBuddySDKClient, CodeBuddyAgentOptions, AgentDefinition

agents = {
    "researcher": AgentDefinition(
        description="Use web search to collect research information",
        tools=["WebSearch", "Write"],
        model="claude-haiku-4.5"
    ),
    "data-analyst": AgentDefinition(
        description="Extract data from research notes and generate charts",
        tools=["Glob", "Read", "Bash", "Write"],
        model="claude-haiku-4.5"
    ),
    "report-writer": AgentDefinition(
        description="Consolidate research and data to generate a PDF report",
        tools=["Skill", "Glob", "Read", "Write", "Bash"],
        model="claude-haiku-4.5"
    )
}

options = CodeBuddyAgentOptions(
    allowed_tools=["Task"],  # The main Agent can only delegate tasks.
    agents=agents,
    model="claude-haiku-4.5"
)

async with CodeBuddySDKClient(options=options) as client:
    await client.query("Research the development of quantum computing in 2025")
    async for msg in client.receive_response():
        # Process messages

cd research-assistant
uv sync
uv run python research_agent/agent.py

const q = query({
  prompt: `Search for information about "${personName}" and create a professional resume`,
  options: {
    allowedTools: ['WebSearch', 'WebFetch', 'Bash', 'Write', 'Read'],
    systemPrompt: 'You are a resume writing expert...',
  },
});

cd profile-builder
npm install
npm start "Name"
# Output: agent/custom_scripts/resume.docx

Browser (React) ←─ WebSocket ─→ Express Server ←─ SDK query()

import { query } from "@tencent-ai/agent-sdk";

export class Agent {
  async sendMessage(content: string) {
    this.stream = query({
      prompt: content,
      options: {
        maxTurns: 1,
        allowedTools: ['Bash', 'Read', 'Write', 'WebSearch'],
      },
    })[Symbol.asyncIterator]();
  }

  async *getOutputStream() {
    while (true) {
      const { value, done } = await this.stream.next();
      if (done) break;
      yield value;
    }
  }
}

cd chat-demo
npm install
npm run dev
# Backend: http://localhost:3001
# Frontend: http://localhost:5173

const q = query({
  prompt: 'Find important unread emails from this week',
  options: {
    allowedTools: [
      'Read', 'Write', 'Bash',
      'mcp__email__search_inbox',   // MCP tool
      'mcp__email__read_emails'
    ],
    mcpServers: {
      "email": customEmailServer
    },
  },
});

cd mail-assistant
cp .env.example .env  # Configure IMAP credentials
bun install
bun run dev
# Visit http://localhost:3000

import { query } from '@tencent-ai/agent-sdk';

ipcMain.on('agent:query', async (event, data) => {
  for await (const message of query({ prompt: data.content, options })) {
    event.reply('agent:response', message);
  }
});

window.electron.ipcRenderer.on('agent:response', (message) => {
  // Update the UI
});

window.electron.ipcRenderer.sendMessage('agent:query', { content: 'Create a sales report' });

cd spreadsheet-assistant
npm install
npm start

const q = query({
  prompt: '...',
  options: {
    hooks: {
      PreToolUse: [{
        matcher: 'Write|Edit',
        hooks: [async (input) => {
          const filePath = input.tool_input.file_path;
          // Restrict the write directory
          if (!filePath.startsWith('/allowed/path/')) {
            return { decision: 'block', stopReason: 'Path not allowed' };
          }
          return { continue: true };
        }]
      }]
    }
  }
});