BMI Calculator MCP Server

A Model Context Protocol server for calculating BMI (Body Mass Index) and providing health status assessments.

Features

• BMI calculation based on height and weight
• Health status assessment according to WHO standards
• Support for metric units (meters and kilograms)

Installation

Using uvx (recommended)

uvx mcp-server-bmi-calculator@latest

Using pip

pip install mcp-server-bmi-calculator

Usage

With Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "bmi-calculator": {
      "command": "uvx",
      "args": ["mcp-server-bmi-calculator@latest"]
    }
  }
}

With Cline

Add to your MCP settings:

{
  "mcpServers": {
    "bmi-calculator": {
      "command": "uvx",
      "args": ["mcp-server-bmi-calculator@latest"]
    }
  }
}

Available Tools

calculate_bmi

Calculate Body Mass Index (BMI) and return health status assessment.

Parameters:

• height (number, required): Height in meters (e.g., 1.75)
• weight (number, required): Weight in kilograms (e.g., 70)

Returns:

• bmi: Calculated BMI value (rounded to 1 decimal place)
• category: Health category (underweight/normal/overweight/obese)
• health_status: Chinese description of health status

Health Status Categories:

• BMI < 18.5: Underweight (体重过轻)
• 18.5 ≤ BMI < 24: Normal weight (体重正常)
• 24 ≤ BMI < 28: Overweight (超重)
• BMI ≥ 28: Obese (肥胖)

Example:

Input:

{
  "height": 1.75,
  "weight": 70
}

Output:

{
  "bmi": 22.9,
  "category": "normal",
  "health_status": "体重正常"
}

Development

Setup

# Clone the repository
git clone https://github.com/yourusername/mcp-server-bmi-calculator
cd mcp-server-bmi-calculator

# Install dependencies
pip install -e .

Running locally

python -m mcp_server_bmi_calculator

Building

python -m build

License

MIT License - see LICENSE file for details

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.