Microsoft 365 Calendar for Claude Desktop
io.github.mindstone/mcp-server-microsoft-calendar
Microsoft 365 Outlook calendar via Graph: list, get, create, update, respond, free/busy.
client:Claude Desktop
transport:stdio
runtime:npm
Install Microsoft 365 Calendar in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"mcp-server-microsoft-calendar": {
"command": "npx",
"args": [
"-y",
"@mindstone/mcp-server-microsoft-calendar"
],
"env": {
"MS_CLIENT_ID": "<MS_CLIENT_ID>",
"MS_CONFIG_DIR": "<MS_CONFIG_DIR>",
"MS_ACCOUNT_EMAIL": "<MS_ACCOUNT_EMAIL>",
"MS_MCP_PACKAGE_ID": "<MS_MCP_PACKAGE_ID>",
"MICROSOFT_REQUEST_TIMEOUT_MS": "<MICROSOFT_REQUEST_TIMEOUT_MS>"
}
}
}
}Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs