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mcp/harbor
Grok

Microsoft Office for Grok

io.github.mindstone/mcp-server-office

Microsoft Office MCP server: read and edit Word documents, Excel workbooks, and PowerPoint files

client:Grok transport:stdio runtime:npm

Install Microsoft Office in Grok

.mcp.json (in your project root)

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

{
  "mcpServers": {
    "mcp-server-office": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-office"
      ],
      "env": {
        "MCP_OFFICE_SIDECAR_STATE": "<MCP_OFFICE_SIDECAR_STATE>",
        "MCP_OFFICE_SIDECAR_DISABLE": "<MCP_OFFICE_SIDECAR_DISABLE>",
        "REBEL_DISABLE_OFFICE_SIDECAR": "<REBEL_DISABLE_OFFICE_SIDECAR>",
        "MCP_OFFICE_SIDECAR_STATE_DIR": "<MCP_OFFICE_SIDECAR_STATE_DIR>",
        "MCP_OFFICE_ADDIN_DIR": "<MCP_OFFICE_ADDIN_DIR>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

Microsoft Office in other clients

Microsoft Office MCP server