io.github.sapientsai/microsoft365-mcp-server

io.github.sapientsai/microsoft365-mcp-server

Microsoft 365 via Graph — mail, calendar, contacts, files, Teams, Planner, OneNote, To Do.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "microsoft365-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "microsoft365-mcp-server@1.3.1"
      ],
      "env": {
        "MS365_CLIENT_ID": "<your MS365_CLIENT_ID>",
        "MS365_CLIENT_SECRET": "<your MS365_CLIENT_SECRET>",
        "MS365_CERT_PASSWORD": "<your MS365_CERT_PASSWORD>",
        "MS365_ACCESS_TOKEN": "<your MS365_ACCESS_TOKEN>"
      }
    }
  }
}
Environment variables
  • MS365_CLIENT_IDrequiredAzure AD application (client) ID. Every mode except client-token needs it.
  • MS365_CLIENT_SECRETsecretAzure AD client secret (client-secret mode).
  • MS365_CERT_PASSWORDsecretPassword for the certificate at MS365_CERT_PATH, if it has one.
  • MS365_ACCESS_TOKENsecretA Graph access token supplied directly (client-token mode).

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
1.3.1
Registry
active
Published
11/8/2026

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