Excel Master MCP Server

Excel MCP Server - Manipulate Excel files without Microsoft Excel. Model Context Protocol server for reading, writing XLSX XLSM files with Claude AI

Local serverstdioPython

What is the Excel Master MCP server?

Excel Master MCP server is a locally run integration for AI assistants that speak the Model Context Protocol. Excel MCP Server - Manipulate Excel files without Microsoft Excel. Model Context Protocol server for reading, writing XLSX XLSM files with Claude AI LLM integration.

What you get

A Model Context Protocol (MCP) server that lets you manipulate Excel files without needing Microsoft Excel installed. Create, read, write, and analyze Excel workbooks (.xlsx, .xlsm) with AI assistants like Claude. Complete Excel automation through LLM integration.

What the assistant can call

Once Excel Master is connected, these are the calls the assistant has available:

  • Installation — The easiest way to use Excel MCP Server is with npx (no installation required):
  • Configuration — Add to your MCP client configuration (e.g., Claude Desktop):

Setting it up

The server ships on npm as @guillehr2/excel-mcp-server, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.

Choosing this one

Plenty of AI and media services servers cover similar ground. The differences that matter in practice are scope of access and how much setup stands between you and a working tool call. Excel Master's toolset — Installation, Configuration — is a fair guide to whether it matches your workflow. It is maintained by guillehr2; worth a glance at recent repository activity before you build anything load-bearing on it.

We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.

Before you rely on it

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • MCP clients confirm each tool call by default. Leave that on until you have watched what the excel master mcp server does with a few real requests.

Available tools

ToolWhat it does
InstallationThe easiest way to use Excel MCP Server is with npx (no installation required):
ConfigurationAdd to your MCP client configuration (e.g., Claude Desktop):

How to install the Excel Master MCP server

{
  "mcpServers": {
    "excel-master": {
      "command": "npx",
      "args": [
        "-y",
        "@guillehr2/excel-mcp-server@latest"
      ]
    }
  }
}

Configuration as documented by the project. Restart the client after saving.

Example prompts to try

  • Use Excel Master to Installation.
  • Use Excel Master to Configuration.

Frequently asked questions

It connects Excel Master to MCP-compatible AI assistants such as Claude and Cursor, exposing 2 tools (Installation, Configuration) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Excel Master directly.