Very Simple MCP Server Sample

🚀 Very Simple MCP Server Sample

This is one of the simplest MCP server samples, with less than 50 lines of code.

🚀 Quick Start

📦 Installation

Please follow the steps below to build the project (make sure you have Node.js and npm installed):

npm install
npm run build

If the above steps are completed and a build folder is generated, it means the build is successful. Assume the path of this folder is <PATH_TO_HERE>.

💻 Usage Examples

Basic Usage

For example, in Claude Desktop, add the following content to claude_desktop_config.json (as an entry in mcpServers):

{
  "mcpServers": {
    "very-simple-mcp-server-sample": {
      "command": "node",
      "args": [
        "<PATH_TO_HERE>/build/index.js"
      ]
    }
  }
}

If the following image is displayed in the "Available MCP Tools", it means the setup is complete:

The example image is as follows:

When you make a request like "Please help me process 1, 2, 3" in Claude Desktop, a permission prompt will appear. Please allow it as shown in the following image:

If you see a result similar to the following, it means the operation is successful: