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mcp/harbor
Gemini CLI

Graph Excel for Gemini CLI

io.github.mickey-ichi/graph-excel-mcp

Read and edit Excel workbooks on SharePoint/OneDrive via Microsoft Graph, with verified writes.

client:Gemini CLI transport:stdio runtime:npm

Install Graph Excel in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "graph-excel-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "graph-excel-mcp"
      ],
      "env": {
        "GRAPH_EXCEL_HOME": "<GRAPH_EXCEL_HOME>"
      }
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

Graph Excel in other clients

Graph Excel MCP server