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By MCP-Mirror GitHub

Overview

what is Calendar MCP Server?

Calendar MCP Server is a Model Context Protocol (MCP) server designed for Google Calendar integration, allowing AI assistants to manage Google Calendar events through natural language interactions.

how to use Calendar MCP Server?

To use the Calendar MCP Server, install it via Smithery or manually using npm, set up your Google Cloud Project, and configure the server with your Google API credentials.

key features of Calendar MCP Server?

  • Create, retrieve, update, and delete calendar events.
  • List events within a specified time range.
  • Full integration with Google Calendar API.
  • Secure OAuth2 authentication.

use cases of Calendar MCP Server?

  1. Automating event management through AI.
  2. Integrating Google Calendar with AI assistants for natural language processing.
  3. Streamlining team scheduling and event organization.

FAQ from Calendar MCP Server?

  • Can I use this server without a Google account?

No, you need a Google account to access Google Calendar API.

  • Is the Calendar MCP Server free to use?

Yes, the server is free to use, but you may incur charges from Google Cloud services.

  • How do I secure my API credentials?

Keep your credentials secure, rotate refresh tokens regularly, and do not share them in public repositories.

Content

Calendar MCP Server

A Model Context Protocol (MCP) server for Google Calendar integration in Claude Desktop. This server enables AI assistants to manage Google Calendar events through natural language interactions.

smithery badge npm version License: ISC

Features

  • Create calendar events with title, time, description, and location
  • Retrieve event details by event ID
  • Update existing events (title, time, description, location)
  • Delete events
  • List events within a specified time range
  • Full integration with Google Calendar API
  • Secure OAuth2 authentication

Installation

Installing via Smithery

To install Google Calendar Integration for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @gongrzhe/server-calendar-mcp --client claude

Manual Installation

npm install @gongrzhe/server-calendar-mcp

Setup

  1. Create a Google Cloud Project and obtain credentials:

    a. Create a Google Cloud Project:

    • Go to Google Cloud Console
    • Create a new project or select an existing one
    • Enable the Google Calendar API for your project

    b. Create OAuth 2.0 Credentials:

    • Go to "APIs & Services" > "Credentials"
    • Click "Create Credentials" > "OAuth client ID"
    • Choose "Desktop app" as application type
    • Give it a name and click "Create"
    • You will get your GOOGLE_CLIENT_ID and GOOGLE_CLIENT_SECRET

    c. Get Refresh Token:

    • Go to OAuth 2.0 Playground
    • Click the gear icon (Settings) in the top right
    • Check "Use your own OAuth credentials"
    • Enter your OAuth Client ID and Client Secret
    • In the left panel, find "Calendar API v3" and select "https://www.googleapis.com/auth/calendar"
    • Click "Authorize APIs" and complete the OAuth flow
    • Click "Exchange authorization code for tokens"
    • Copy the "Refresh token" - this is your GOOGLE_REFRESH_TOKEN

  2. Configure in Claude Desktop:

{
  "calendar": {
    "command": "npx",
    "args": [
      "@gongrzhe/server-calendar-mcp"
    ],
    "env": {
      "GOOGLE_CLIENT_ID": "your_client_id_here",
      "GOOGLE_CLIENT_SECRET": "your_client_secret_here",
      "GOOGLE_REFRESH_TOKEN": "your_refresh_token_here"
    }
  }
}

Usage Examples

The server provides several tools that can be used through the Claude Desktop:

Create Event

{
  "summary": "Team Meeting",
  "start": {
    "dateTime": "2024-01-20T10:00:00Z"
  },
  "end": {
    "dateTime": "2024-01-20T11:00:00Z"
  },
  "description": "Weekly team sync",
  "location": "Conference Room A"
}

List Events

{
  "timeMin": "2024-01-01T00:00:00Z",
  "timeMax": "2024-12-31T23:59:59Z",
  "maxResults": 10,
  "orderBy": "startTime"
}

Update Event

{
  "eventId": "event123",
  "summary": "Updated Meeting Title",
  "start": {
    "dateTime": "2024-01-20T11:00:00Z"
  },
  "end": {
    "dateTime": "2024-01-20T12:00:00Z"
  }
}

Delete Event

{
  "eventId": "event123"
}

Security Notes

  • Keep your Google API credentials secure
  • Regularly rotate your refresh tokens
  • Store sensitive information in Claude Desktop configuration
  • Never share or commit your credentials to version control
  • The refresh token gives access to your Google Calendar, treat it like a password

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This project is licensed under the ISC License.

Author

gongrzhe

Support

If you encounter any issues or have questions, please file an issue on the GitHub repository.

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