Simple Calculator MCP Server

by varunidealabs

Development/Tools Calculator Server Claude AI Assistant

This is a simple Model Context Protocol (MCP) calculator server that can be used with AI assistants like Claude. It exposes basic arithmetic operations as tools that the AI can use during a conversation.

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What is Simple Calculator MCP Server?

This is an MCP server that provides basic calculator functionalities (addition, subtraction, multiplication, and division) to an AI assistant.

How to use Simple Calculator MCP Server?

The server is built using Python and the MCP SDK. After setting up the environment and installing dependencies, the server can be run using uv run calculator.py. To connect it to Claude for Desktop, configure the claude_desktop_config.json file with the correct command and arguments to launch the server.

Key features of Simple Calculator MCP Server

Provides 'add', 'subtract', 'multiply', and 'divide' tools
Uses the Model Context Protocol (MCP)
Connects to AI assistants like Claude
Easy to set up with uv package manager

Use cases of Simple Calculator MCP Server

Performing calculations within an AI conversation
Extending the capabilities of an AI assistant
Integrating arithmetic operations into AI workflows
Demonstrating the use of MCP to build custom tools

FAQ from Simple Calculator MCP Server

What is MCP?

MCP stands for Model Context Protocol, a protocol that allows developers to extend AI assistants with custom tools and servers.

What are the system requirements?

Python 3.10 or higher and the Python MCP SDK 1.2.0 or higher are required.

How do I run the server?

Run uv run calculator.py in your terminal.

How do I connect the server to Claude for Desktop?

Configure the claude_desktop_config.json file with the correct command and arguments to launch the server.

Where can I find more information about MCP?

Refer to the MCP Official Docs: https://modelcontextprotocol.io/introduction