Calculator MCP Server

A Model Context Protocol (MCP) server that provides calculator operations (add, subtract, multiply, divide).

Installation

Via npx (Node.js - recommended)

npx @mark.anthony987654321/calculator-mcp

Via uvx (Python - recommended)

uvx mark-anthony-calculator-mcp

Local Installation

Node.js:

npm install
npm start

Python:

pip install -e .
python -m calculator_mcp

Available Tools

• add: Add two numbers together
• subtract: Subtract the second number from the first number
• multiply: Multiply two numbers together
• divide: Divide the first number by the second number

Usage

This MCP server is designed to be used with MCP-compatible clients. Configure your MCP client to use this server.

Example Configuration

For use with Claude Desktop or other MCP clients, add to your MCP configuration:

Using npx (Node.js):

{
  "mcpServers": {
    "calculator": {
      "command": "npx",
      "args": ["@mark.anthony987654321/calculator-mcp"]
    }
  }
}

Using uvx (Python):

{
  "mcpServers": {
    "calculator": {
      "command": "uvx",
      "args": ["mark-anthony-calculator-mcp"]
    }
  }
}

Development

Node.js:

# Install dependencies
npm install

# Run the server
npm start

Python:

# Install from PyPI
pip install mark-anthony-calculator-mcp
calculator-mcp

# Or install locally for development
pip install -e ".[dev]"
python -m calculator_mcp

License

MIT