MCP server

Google Calendar (Google)

Google's official Calendar MCP server for events and scheduling

.mdConnect

Google's managed Calendar MCP server gives AI agents access to Google Calendar data and actions. It is part of the Google Workspace Developer Preview Program and is configured with an OAuth 2.0 client in a Google Cloud project.

Also available as

Google DriveDrive, Docs, Sheets or Slidesplugin · by OpenAI · 7.2k stars

Connect

  1. 1Connect it in ChatGPT

    Turn on Developer mode in ChatGPT (Settings → Security and login), open Plugins, select + and paste https://calendarmcp.googleapis.com/mcp/v1 as the MCP server URL, then sign in with OAuth. Add it to a chat from the composer's tools menu.

  2. 2Or add it to Codex or the API
    codex mcp add google-calendar --url https://calendarmcp.googleapis.com/mcp/v1
codex mcp login google-calendar

    The login command opens a browser to finish OAuth.

Configs are generated from the publisher's documented endpoint. Check their docs for plan requirements and scopes. New to this? Read the step-by-step tutorial.

Things to ask

  • “What meetings do I have tomorrow?”
  • “Find a free 30-minute slot on Thursday afternoon”
  • “Create an event for the design review on Friday at 2pm”

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