LocalFree server, account needed

Calendar MCP server

deciduus/calendar-mcp

Google Calendar for LLM agents: find, create, update, move, delete events; free/busy; scheduling.

27 GitHub stars19 forks
Source code

Install Calendar in Claude Code

Claude Code
claude mcp add deciduus-calendar -e GOOGLE_CLIENT_ID=... -e GOOGLE_CLIENT_SECRET=... -- uvx calendar-mcp-server
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "deciduus-calendar": {
      "command": "uvx",
      "args": [
        "calendar-mcp-server"
      ],
      "env": {
        "GOOGLE_CLIENT_ID": "...",
        "GOOGLE_CLIENT_SECRET": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Calendar MCP server do?

Google Calendar for LLM agents: find, create, update, move, delete events; free/busy; scheduling.

Is the Calendar MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Calendar run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Calendar to Claude Code?

Run: claude mcp add deciduus-calendar -e GOOGLE_CLIENT_ID=... -e GOOGLE_CLIENT_SECRET=... -- uvx calendar-mcp-server

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