Janken MCP Server
J

Janken MCP Server

An HTTP server based on the MCP protocol that provides a rock-paper-scissors game service with random choices.
2 points
6.7K

What is the Rock-Paper-Scissors MCP Server?

This is a simple server based on the HTTP protocol, specifically designed for playing the traditional 'rock-paper-scissors' game. It follows the MCP protocol specification and can randomly generate game choices and interact with users.

How to use the Rock-Paper-Scissors MCP Server?

Simply start the server and send JSON data containing a game request to the specified endpoint, and the server will immediately return a randomly generated game choice.

Use Cases

Suitable for applications that need to quickly integrate the rock-paper-scissors game function, such as chatbots, game applications, or teaching demonstrations.

Main Features

MCP Protocol Compatibility
Fully complies with the Model Context Protocol standard, ensuring interoperability with other MCP-compatible systems
Random Choice Generation
Each request will fairly and randomly generate a choice of 'rock', 'paper', or 'scissors'
CORS Support
Built-in cross-origin resource sharing support for easy integration with front-end applications
Advantages
Easy to use and quickly integrated
Lightweight with low resource consumption
Compatible with standard protocols, ensuring long-term support
Limitations
Only supports basic rock-paper-scissors game logic
No built-in user session management
Relatively simple functions, not suitable for complex game scenarios

How to Use

Installation and Startup
After cloning the repository and installing the dependencies, start the server using Node.js
Send a Request
Send a POST request to the running server with the content type of application/json
Parse the Response
The server will return a JSON-formatted response containing the randomly generated choice result

Usage Examples

Web Game Integration
Integrate the rock-paper-scissors game function into a web application
Command-Line Game
Play rock-paper-scissors with the server via the command line

Frequently Asked Questions

How to change the server port?
Can more game choices be extended?
How to ensure the randomness of the choices?

Related Resources

MCP Protocol Specification
The official specification document of the Model Context Protocol
GitHub Repository
Source code of the Rock-Paper-Scissors MCP Server
Node.js Official Website
The official website of the Node.js runtime

Installation

Copy the following command to your Client for configuration
Note: Your key is sensitive information, do not share it with anyone.

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