ScottOS MCP Calendar Server

Remote MCP server exposing Google Calendar tools to a Custom GPT.

Quick Start

1. Create a Google Cloud project, enable Google Calendar API, create OAuth 2.0 Client ID (Web app).

   • Authorized redirect URI: https://YOUR-RENDER-URL/oauth2callback

2. Provision a Postgres on Render (or supply DATABASE_URL).

3. Set environment variables on Render:

   • GOOGLE_CLIENT_ID, GOOGLE_CLIENT_SECRET, OAUTH_REDIRECT_URI

   • GOOGLE_SCOPES (default provided in .env.example)

   • PGHOST/PGDATABASE/PGUSER/PGPASSWORD (or DATABASE_URL)

4. Deploy to Render: New → Web Service → Node

   • Build: npm install

   • Start: npm start

5. Visit /auth once to connect Google Calendar.

6. In ChatGPT → Settings → MCP → Add remote server:

   • URL: https://YOUR-RENDER-URL/mcp

   • Name: scottos-calendar

Related MCP server: Google Workspace MCP Server

Tools

• calendar.listEvents({ calendarId='primary', timeMin, timeMax, maxResults=25 })

• calendar.createEvent({ calendarId='primary', summary, description?, start, end })

• calendar.updateEvent({ calendarId='primary', eventId, ...fields })

• calendar.deleteEvent({ calendarId='primary', eventId })