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构建/入门步骤

开始使用 Claude Managed Agents

创建您的第一个自主智能体。

本指南将引导您完成创建智能体、设置环境、启动会话以及流式传输智能体响应的全过程。

核心概念

ConceptDescription
AgentThe model, system prompt, tools, MCP servers, and skills
EnvironmentConfiguration for where sessions run: an Anthropic-managed cloud container, or a self-hosted sandbox on your own infrastructure
SessionA running agent instance within an environment, performing a specific task and generating outputs
EventsMessages exchanged between your application and the agent (user turns, tool results, status updates)

前提条件

  • 一个 Anthropic Console 账户
  • 一个 API 密钥

安装 CLI

检查安装情况:

ant --version

安装 SDK

将您的 API 密钥设置为环境变量:

export ANTHROPIC_API_KEY="your-api-key-here"

创建您的第一个会话

所有 Managed Agents API 请求都需要 managed-agents-2026-04-01 beta 请求头。SDK 会自动设置该 beta 请求头。

  1. 1

    创建智能体

    创建一个定义模型、系统提示词和可用工具的智能体。

    ant beta:agents create \
      --name "Coding Assistant" \
      --model '{id: claude-opus-4-7}' \
      --system "You are a helpful coding assistant. Write clean, well-documented code." \
      --tool '{type: agent_toolset_20260401}'

    agent_toolset_20260401 工具类型启用了完整的预构建智能体工具集(bash、文件操作、网络搜索等)。请参阅工具以获取完整列表和每个工具的配置选项。

    保存返回的 agent.id。您将在创建的每个会话中引用它。

  2. 2

    创建环境

    环境定义了智能体运行所在的容器。

    ant beta:environments create \
      --name "quickstart-env" \
      --config '{type: cloud, networking: {type: unrestricted}}'

    保存返回的 environment.id。您将在创建的每个会话中引用它。

  3. 3

    启动会话

    创建一个引用您的智能体和环境的会话。

    session = client.beta.sessions.create(
        agent=agent.id,
        environment_id=environment.id,
        title="Quickstart session",
    )
    
    print(f"Session ID: {session.id}")
  4. 4

    发送消息并流式传输响应

    打开流,发送用户事件,然后在事件到达时处理它们:

    with client.beta.sessions.events.stream(session.id) as stream:
        # Send the user message after the stream opens
        client.beta.sessions.events.send(
            session.id,
            events=[
                {
                    "type": "user.message",
                    "content": [
                        {
                            "type": "text",
                            "text": "Create a Python script that generates the first 20 Fibonacci numbers and saves them to fibonacci.txt",
                        },
                    ],
                },
            ],
        )
    
        # Process streaming events
        for event in stream:
            match event.type:
                case "agent.message":
                    for block in event.content:
                        print(block.text, end="")
                case "agent.tool_use":
                    print(f"\n[Using tool: {event.name}]")
                case "session.status_idle":
                    print("\n\nAgent finished.")
                    break

    智能体将编写一个 Python 脚本,在容器中执行它,并验证输出文件是否已创建。您的输出将类似于以下内容:

    I'll create a Python script that generates the first 20 Fibonacci numbers and saves them to a file.
    [Using tool: write]
    [Using tool: bash]
    The script ran successfully. Let me verify the output file.
    [Using tool: bash]
    fibonacci.txt contains the first 20 Fibonacci numbers (0 through 4181).
    
    Agent finished.

发生了什么

当您发送用户事件时,Claude Managed Agents 会:

  1. 配置容器: 您的环境配置决定了容器的构建方式。
  2. 运行智能体循环: Claude 根据您的消息决定使用哪些工具
  3. 执行工具: 文件写入、bash 命令和其他工具调用在容器内运行
  4. 流式传输事件: 您会在智能体工作时实时收到更新
  5. 进入空闲状态: 当智能体没有更多任务时,会发出 session.status_idle 事件

后续步骤

定义您的智能体

创建可复用的、版本化的智能体配置

配置环境

自定义网络和容器设置

智能体工具

为您的智能体启用特定工具

事件与流式传输

处理事件并在执行过程中引导智能体

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  • 安装 CLI
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