mcp-server-calculatorA Model Context Protocol server for calculating.

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Reviewed by Daniel Nikulshyn·Updated July 2026

Overview

The mcp-server-calculator is a Model Context Protocol server that enables Large Language Models (LLMs) to perform precise numerical calculations. It provides a calculator tool that can evaluate mathematical expressions. The server can be installed using uv or pip, and configured to work with an MCP client. The calculator tool has a single function, 'calculate', which takes a string expression as input and returns the calculated result. The project is licensed under the MIT License, allowing for free use, modification, and distribution.

Key features

calculate - Evaluates mathematical expressions
Supports installation via uv or pip
Configurable with MCP client settings

Pricing

Model: Free
Category: MCP Servers
Rating: No reviews yet

Use cases

LLM Numerical Calculations

Use the mcp-server-calculator to enable LLMs to perform precise numerical calculations, such as evaluating mathematical expressions.

MCP Client Integration

Configure the mcp-server-calculator to work with an MCP client, allowing for seamless integration with LLMs.

Pros & Cons

Pros

Enables precise numerical calculations for LLMs
Simple installation and configuration
MIT License allows for free use and modification

Cons

Limited functionality to a single calculator tool
Requires MCP client for operation

Reviews

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Q&A

What is required for the tool to operate?

The mcp-server-calculator requires an MCP client for operation and must be configured with the MCP client settings.

Asked by Renata Silva · Feb 15, 2026

Is the tool free to use and modify?

Yes, the mcp-server-calculator is licensed under the MIT License, allowing for free use, modification, and distribution.

Asked by Isabela Almeida · Feb 13, 2026

What is the calculator tool's function?

The calculator tool has a single function, 'calculate', which takes a string expression as input and returns the calculated result.

Asked by Diego Fernández · Jan 9, 2026

How is the tool installed?

The mcp-server-calculator can be installed using uv or pip. With uv, no specific installation is needed, and it can be run directly using uvx. With pip, it can be installed using 'pip install mcp server calculator'.

Asked by Ingrid Bauer · Dec 10, 2025