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MCP connector: Google Calendar

The Google Calendar MCP connector is a pre-built integration that lets Claude read and interact with your Google Calendar data directly inside a conversation on claude.ai. MCP (Model Context Protocol) is an open standard Anthropic uses to connect AI assistants to external services; the Google Calendar connector is one of several pre-built 'Connectors' built on this standard. Once you authenticate with your Google account, Claude can search for events, retrieve meeting details, check for scheduling conflicts, and pull calendar context into multi-step workflows — all without you leaving the chat window. Claude only queries your calendar when you explicitly ask something that requires it, and it retrieves the minimum data needed to answer. The connector is read-focused: it gives Claude visibility into your calendar so it can reason about your schedule, surface meeting details, and combine that context with information from other connected tools such as Gmail or Google Drive. Any actions that would change your calendar (creating or editing events) depend on what permissions are granted through the OAuth flow; the official Anthropic help documentation does not describe write access as a confirmed, stable capability, so users should verify current permissions at setup time.

When you’d use it

  • Daily schedule overviewA professional wants a quick summary of what's on their plate for the day without opening a separate calendar app. They ask Claude to list today's meetings, including times and attendees.
  • Conflict detectionA manager is trying to find a time to add a new meeting and asks Claude whether any existing events overlap with a proposed two-hour block tomorrow afternoon.
  • Meeting preparation briefBefore an important client call, a user asks Claude to pull the calendar invite details and combine them with related email threads to generate a concise briefing document summarizing prior interactions and key talking points.
  • Weekly executive summaryA team lead asks Claude to review all calendar events from the past week, extract action items noted in event descriptions, cross-reference relevant emails, and produce a stakeholder-ready summary.
  • Availability-aware scheduling assistanceA user wants to propose three meeting time options to an external contact. They ask Claude to scan their calendar over the next five business days and identify two-hour blocks with no conflicts.

What changed recently

  • 2025-10-31Anthropic launched the full Google Workspace integration, adding Gmail and Google Calendar connectors alongside the existing Google Drive connector. This made the Google Calendar connector officially available to users on Pro, Max, Team, and Enterprise plans through the Connectors directory on claude.ai.
  • 2025-06-03Integrations and advanced Research (which can combine Google Calendar connector data with web search and other tools in a single query) expanded availability to Pro plan users, having previously been limited to Max, Team, and Enterprise.
  • 2026-04Google Workspace Developers published standardized deployment documentation for the Google Calendar remote MCP server, clarifying OAuth 2.0 setup, required API scopes (calendar.readonly, calendar.events), and the authorized redirect URI (https://claude.ai/api/mcp/auth_callback) for custom OAuth configurations in enterprise environments.
This is the short version

The full chapter has three worked examples, the common pitfalls, and the workflow that makes it pay — plus the other 84 features, kept current.

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