Microsoft 365 MCP Server

Full Microsoft 365 integration via Model Context Protocol (MCP).

Features

📧 Mail (Outlook)

• List, read, send, and search emails
• Filter by folder (inbox, sent, drafts)
• HTML email support

📅 Calendar

• List and create events
• Teams meeting integration
• Check availability/free-busy

📁 OneDrive

• Browse files and folders
• Search files
• Read file content

✅ Tasks (Microsoft To-Do)

• List task lists
• Create and manage tasks
• Set importance and due dates

💬 Teams

• List chats
• Read and send messages

👥 Users

• List organization users
• Get user profiles

Requirements

• Node.js 18+
• Azure Entra ID App with Microsoft Graph permissions

Setup

1. Create Azure Entra ID App

1. Go to Azure Portal
2. Navigate to Microsoft Entra ID → App registrations → New registration
3. Configure:
   • Name: MCP-Microsoft365
   • Supported account types: Single tenant (recommended)
   • Redirect URI: http://localhost:3000/callback

2. Add API Permissions

Add these Application permissions for Microsoft Graph:

Mail.Read, Mail.Send, Mail.ReadWrite
Calendars.Read, Calendars.ReadWrite
Files.Read.All, Files.ReadWrite.All
Tasks.Read.All, Tasks.ReadWrite.All
Chat.Read.All, Chat.ReadWrite.All
User.Read.All

Important: Click "Grant admin consent"

3. Get Credentials

Save these values: - Application (client) ID - Directory (tenant) ID - Client Secret (create under Certificates & secrets)

4. Install

# Clone/download the skill
cd mcp-microsoft365

# Install dependencies
npm install

# Build
npm run build

5. Configure mcporter

mcporter config add m365 --stdio "node /path/to/mcp-microsoft365/dist/index.js"

Edit config/mcporter.json to add environment variables:

{
  "mcpServers": {
    "m365": {
      "command": "node /path/to/dist/index.js",
      "env": {
        "TENANT_ID": "your-tenant-id",
        "CLIENT_ID": "your-client-id",
        "CLIENT_SECRET": "your-client-secret",
        "DEFAULT_USER": "[email protected]"
      }
    }
  }
}

Usage

Email

# List recent emails
mcporter call m365.m365_mail_list top:5

# Send email
mcporter call m365.m365_mail_send to:"[email protected]" subject:"Hello" body:"<p>Hi!</p>"

# Search
mcporter call m365.m365_mail_search query:"important"

Calendar

# List events
mcporter call m365.m365_calendar_list top:10

# Create event with Teams meeting
mcporter call m365.m365_calendar_create subject:"Team Sync" start:"2026-01-27T10:00:00" end:"2026-01-27T11:00:00" isOnline:true

Files

# List OneDrive root
mcporter call m365.m365_files_list

# Search files
mcporter call m365.m365_files_search query:"report"

Tasks

# List task lists
mcporter call m365.m365_tasks_lists

Teams

# List chats
mcporter call m365.m365_teams_chats top:10

19 Available Tools

Author

Mahmoud Alkhatib - Website: malkhatib.com - YouTube: @malkhatib - Twitter: @malkhateeb

License

MIT