JBAssist - Microsoft Graph MCP Server

What is JBAssist - Microsoft Graph MCP Server?

A Windows-compatible implementation of the Model Context Protocol (MCP) server that connects Claude Desktop to Microsoft Graph API, allowing Claude to interact with Microsoft 365 services such as user profiles, emails, calendar events, and organizational data.

How to use JBAssist - Microsoft Graph MCP Server?

1. Meet prerequisites: Node.js 18+, Claude Desktop, Windows 10/11, Microsoft 365 account, and an Azure AD app registration with appropriate API permissions.
2. Clone the repository, copy .env.example to .env, and fill in your Azure AD tenant ID, client ID, and client secret.
3. Run npm install and npm run build.
4. Start the server via npm start, .\run-graph-server.ps1, or run-graph-server.bat.
5. In Claude Desktop, click the puzzle piece icon, add an MCP server named msgraph, and confirm the connection.

Key features of JBAssist - Microsoft Graph MCP Server

• Standard API tools: get profile, emails, calendar events, search users
• Beta API tools: enhanced profile, direct reports, manager, presence, teamwork, advanced user search
• Windows-native installation and execution scripts
• Authenticates via Azure AD app registration with client credentials
• Supports both delegated and application permissions for Microsoft Graph

Use cases of JBAssist - Microsoft Graph MCP Server

• View your own Microsoft 365 profile and recent emails
• Retrieve upcoming calendar events for a specified number of days
• Search for users in the organization by name or other attributes
• Access detailed user profiles including skills, interests, and education history
• Get organizational hierarchy (manager, direct reports) and presence/Teams activity