Google Calendar MCP

Official

create_event, delete_event, get_event, list_calendars, list_events, respond_to_event, suggest_time, update_event

Details

Vendor

Google

Type

Official

Category

Scheduling

Endpoint

https://calendarmcp.googleapis.com/mcp/v1

Auth

OAuth 2.0 (client ID and secret)

Transport

streamable-http

Spec version

2025-11-25 (from our live check)

Code repo

None published

Official MCP registry

Not listed

Also through

Zapier; Composio

Tools

create_event, delete_event, get_event, list_calendars, list_events, respond_to_event, suggest_time, update_event

Our live check

Result

Live, checked Oct 4, 2026

What came back

initialize ok: StatelessServer ESF

Publisher

Matches the vendor

calendarmcp.googleapis.com

Docs read

Oct 3, 2026

We send one MCP initialize call and nothing else. A 401 that points to OAuth counts as live: the server answers, and you sign in to use it.

Notes

Google Workspace Developer Preview Program only; needs a Google Cloud project.

Source

https://developers.google.com/workspace/calendar/api/guides/configure-mcp-server