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MCP server · AI

Mcpdemo

MCP Server Demo - A Spring Boot based MCP server with 25 tools for Claude Code

Unclaimed last commit 11 months ago devtools
43Fair

Scored 19 days ago · breakdown

About Mcpdemo

Mcpdemo is an MCP server published by pmhw in the AI category: mCP Server Demo - A Spring Boot based MCP server with 25 tools for Claude Code. It has been installed 0 times through Conduid.

The repository has 2 stars and 1 forks, with the last commit 11 months ago. Six months or more without a commit doesn't mean the server is broken, but check the open issues (0) before depending on it in production.

Install

Install
npx mcpdemo

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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  • !Scoped permissionsDoesn't declare a permission scope. Assume it can do anything its process can.

README

MCP 抽签工具演示

这是一个完整的 MCP (Model Context Protocol) 插件示例,实现了抽签、投骰子、抛硬币等随机功能。

功能特性

  • 🎲 抽签工具:从选项列表中随机抽取结果
  • 🎯 投骰子:支持自定义面数和数量
  • 🪙 抛硬币:简单的正面/反面随机选择

安装和运行

  1. 安装依赖:
npm install
  1. 启动 MCP 服务器:

方式一:标准输入输出模式(推荐用于 AI 客户端集成)

npm start

方式二:HTTP 服务器模式(支持 Web 界面和网络访问)

npm run start:http

启动后访问:

  • 🌐 Web 界面:http://localhost:3000
  • 📡 MCP 端点:http://localhost:3000/mcp
  • ❤️ 健康检查:http://localhost:3000/health

工具说明

1. draw_lottery - 抽签工具

从给定的选项列表中随机抽取一个或多个结果。

参数:

  • options (必需): 抽签选项列表
  • count (可选): 抽取数量,默认为1
  • allow_duplicate (可选): 是否允许重复抽取,默认为false

示例:

{
  "name": "draw_lottery",
  "arguments": {
    "options": ["苹果", "香蕉", "橙子", "葡萄"],
    "count": 2,
    "allow_duplicate": false
  }
}

2. roll_dice - 投骰子

投掷骰子,支持自定义面数和数量。

参数:

  • sides (可选): 骰子面数,默认为6
  • count (可选): 骰子数量,默认为1

示例:

{
  "name": "roll_dice",
  "arguments": {
    "sides": 20,
    "count": 3
  }
}

3. flip_coin - 抛硬币

抛硬币,返回正面或反面。

参数:

  • count (可选): 抛硬币次数,默认为1

示例:

{
  "name": "flip_coin",
  "arguments": {
    "count": 5
  }
}

演示 Prompt

以下是一些可以触发这些工具的示例 prompt:

基础抽签

帮我从这些水果中随机选一个:苹果、香蕉、橙子、葡萄、草莓

多人抽签

我们5个人要分这些奖品:一等奖、二等奖、三等奖、四等奖、五等奖。请帮我们随机分配,每个人一个奖品。

投骰子游戏

我想玩一个20面骰子的游戏,投3次,看看结果如何

抛硬币决定

帮我抛5次硬币,看看正反面各出现多少次

复杂抽签场景

我们班有30个同学,要选出5个代表参加活动。请帮我随机选择,不能重复。

项目结构

mcp-lottery-demo/
├── package.json          # 项目配置和依赖
├── README.md            # 项目说明文档
├── demo-prompts.md      # 演示 prompt 集合
├── test-client.js       # 标准输入输出测试客户端
├── test-http-client.js  # HTTP 测试客户端
├── demo.js             # 演示脚本
└── src/
    ├── server.js        # 标准输入输出 MCP 服务器
    └── server-http.js   # HTTP MCP 服务器

技术实现

  • 使用 @modelcontextprotocol/sdk 构建 MCP 服务器
  • 两种传输模式
    • 标准输入输出传输协议(用于 AI 客户端集成)
    • HTTP/SSE 传输协议(支持 Web 界面和网络访问)
  • 实现了完整的工具注册和调用机制
  • 包含错误处理和参数验证
  • 提供 Web 界面和 RESTful API

扩展建议

你可以基于这个示例扩展更多功能:

  1. 添加更多随机工具:如随机数生成器、随机颜色选择等
  2. 持久化存储:保存抽签历史记录
  3. 用户偏好:记住用户的常用选项
  4. 统计分析:提供抽签结果的统计分析
  5. 可视化:生成图表展示结果分布

许可证

MIT License

README mirrored from the source repository 19 days ago. The original is authoritative.

Questions

About Mcpdemo

How do I install Mcpdemo?

Run npx mcpdemo, then add the server to your MCP client's configuration. Conduid has recorded 0 installs, so the command is known to work with current clients.

Is Mcpdemo safe to use with an AI agent?

Its trust score is 43 out of 100 (fair). It passes 0 of 1 static security checks; the failures are listed above. It has no ConduID identity yet, so agent calls to it are not receipted.

Is Mcpdemo still maintained?

The last commit was 11 months ago, with 0 open issues. That's long enough that you should check whether the maintainer is responding to issues before depending on it.