Helix
Verified IntegrationClient Configuration
— Connect Helix to Claude Desktop or Cursor in seconds{
"mcpServers": {
"helix": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-helix"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Bridges AI agents with Microsoft 365 services, enabling programmatic access to email, calendar, and document management via the Model Context Protocol.
7/23/2026
MIT
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for Helix
Helix is an open-source Model Context Protocol (MCP) server built with .NET 10. It acts as a bridge, enabling AI agents and Large Language Models (LLMs) to programmatically access and interact with Microsoft 365 services like email, calendar, and document management.
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