How do I install the calculator mcp server?

Use a recorded configuration for your client, replace example credential values and paths, and verify the documented runtime. Restart or reconnect the client, then inspect the available tools.

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Calculator MCP Server

This server enables LLMs to use calculator for precise numerical calculations.

Local serverstdioPython

What is the Calculator MCP Server?

This server enables LLMs to use calculator for precise numerical calculations.

What Calculator does

A Model Context Protocol server for calculating. This server enables LLMs to use calculator for precise numerical calculations.

Practical notes

Written in Python.

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

Tool	What it does
calculate	Calculates/evaluates the given expression.

How to install the Calculator MCP Server

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

Add to claude_desktop_config.json, then restart Claude Desktop.

Example prompts to try

“Use Calculator to calculate.”

Frequently asked questions

This server enables LLMs to use calculator for precise numerical calculations. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.