Workflow: Google Calendar Event Reminder
Integrations: googleCalendar, noOp, removeDuplicates, scheduleTrigger, stickyNote, stopAndError, telegram

{"id": "SvYHgLmzosuLAe4A", "meta": {"instanceId": "workflow-d0fb0962", "versionId": "1.0.0", "createdAt": "2025-09-29T07:07:57.536376", "updatedAt": "2025-09-29T07:07:57.536404", "owner": "n8n-user", "license": "MIT", "category": "automation", "status": "active", "priority": "high", "environment": "production"}, "name": "Google Calendar Event Reminder", "tags": ["automation", "n8n", "production-ready", "excellent", "optimized"], "nodes": [{"id": "dff5d952-23cb-4822-9aec-0dcae3de568a", "name": "Schedule Trigger", "type": "n8n-nodes-base.scheduleTrigger", "disabled": true, "position": [-40, 300], "parameters": {"rule": {"interval": [{"field": "minutes", "minutesInterval": 1}]}}, "typeVersion": 1.2, "notes": "This scheduleTrigger node performs automated tasks as part of the workflow."}, {"id": "a6de9944-1dd7-430e-a1d9-100710ddfa9c", "name": "OpenAI Chat Model", "type": "n8n-nodes-base.noOp", "position": [700, 500], "parameters": {"model": {"__rl": true, "mode": "list", "value": "gpt-4o-mini"}, "options": {}}, "credentials": {"openAiApi": {"id": "CDX6QM4gLYanh0P4", "name": "OpenAi account"}}, "typeVersion": 1.2, "notes": "This lmChatOpenAi node performs automated tasks as part of the workflow."}, {"id": "6d2208a6-6000-4b6b-a82c-e346b7885409", "name": "Get upcoming event", "type": "n8n-nodes-base.googleCalendar", "position": [240, 300], "parameters": {"limit": 5, "options": {}, "timeMax": "={{ $now.plus({ hour: 1, minute:1 }) }}", "timeMin": "={{ $now.plus({ hour: 1 }) }}", "calendar": {"__rl": true, "mode": "list", "value": "davide.boizza@gmail.com", "cachedResultName": "davide.boizza@gmail.com"}, "operation": "getAll"}, "credentials": {"googleCalendarOAuth2Api": {"id": "8RFK3u13g2PJEGa9", "name": "Google Calendar account"}}, "typeVersion": 1.3, "notes": "This googleCalendar node performs automated tasks as part of the workflow."}, {"id": "e6f6e744-60b0-4b22-93bc-f3ffcfac71f6", "name": "Already sent?", "type": "n8n-nodes-base.removeDuplicates", "position": [480, 300], "parameters": {"options": {}, "operation": "removeItemsSeenInPreviousExecutions", "dedupeValue": "={{ $json.id }}"}, "typeVersion": 2, "notes": "This removeDuplicates node performs automated tasks as part of the workflow."}, {"id": "882d08f5-790a-40bb-bda5-60744d587633", "name": "Secretary Agent", "type": "n8n-nodes-base.noOp", "position": [720, 300], "parameters": {"text": "=These are the details of the event/appointment:\n\nEvent Name: {{ $('Get upcoming event').item.json.summary }}\nDescription: {{ $('Get upcoming event').item.json.description }}\nLocation: {{ $('Get upcoming event').item.json.location }}\nStart: {{ $('Get upcoming event').item.json.start.dateTime }}\nEnd: {{ $('Get upcoming event').item.json.end.dateTime }}\nCreated by: {{ $('Get upcoming event').item.json.creator.email }}", "options": {"systemMessage": "=## Core Identity\nYou are a professional and friendly virtual secretary, dedicated to reminder appointments with efficiency and a warm personal touch.\n\n## Communication Style\n- Communicate in a conversational, approachable manner\n- Maintain a balance between professional competence and friendly rapport\n- Use a tone that is informal yet precise\n- Inject occasional light humor and personality into interactions\n\n## Key Responsibilities\n1. Calendar Management\n   - Provide timely reminders and scheduling updates\n\n2. Communication Approach\n   - Respond promptly and clearly\n   - Maintain confidentiality and discretion\n\n## Interaction Guidelines\n- Use a friendly, conversational tone\n- Just describe the details of the event without asking questions\n\n## Tone and Language\n- Warm and approachable\n- Professional but not overly formal\n- Direct and clear in communication\n- Use simple, straightforward language\n- Show genuine care and attentiveness\n\nRemember: Your primary goal is to make the user's life easier, more organized, and less stressful through efficient and friendly administrative support."}, "promptType": "define", "hasOutputParser": true}, "typeVersion": 1.8, "notes": "This agent node performs automated tasks as part of the workflow."}, {"id": "82509a0f-9086-423e-8928-f882e59333b8", "name": "Send reminder", "type": "n8n-nodes-base.telegram", "position": [1100, 300], "webhookId": "dbb6a96e-db3b-4827-9455-a91007b89616", "parameters": {"text": "={{ $json.output }}", "chatId": "CHAT_ID", "additionalFields": {"appendAttribution": false}}, "credentials": {"telegramApi": {"id": "0hSq9VwaiJifiscT", "name": "Telegram account"}}, "typeVersion": 1.2, "notes": "This telegram node performs automated tasks as part of the workflow."}, {"id": "d08dd565-4718-4fbc-af7c-7a2e042c96f8", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [-40, -140], "parameters": {"color": 3, "width": 620, "content": "## Google Calendar Event Reminder\nThis smart **Google Calendar** workflow fixes that by sending you a clear, friendly reminder exactly **1 hour before your event starts**\u2014delivered through **Telegram** as if a personal assistant were looking out for you. Powered by **AI**, it transforms cold calendar alerts into warm, conversational nudges you won't ignore."}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "7a9379ca-f301-40b9-ae90-742663bbcdf2", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [-40, 40], "parameters": {"width": 620, "height": 140, "content": "## STEP 1\n- In the \"Get upcoming event\" node enter how much time before the event starts you want to be notified. It is currently set to 1 hour\n- In the Telegram node replace CHAT_ID with that of your personal Bot"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "d7852912-6501-4a1b-8928-6eb890e4aea8", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [420, 240], "parameters": {"width": 220, "height": 200, "content": "Prevent multiple reminders for the same event"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "error-ebd1ae97", "name": "Error Handler", "type": "n8n-nodes-base.stopAndError", "typeVersion": 1, "position": [1000, 400], "parameters": {"message": "Workflow execution error", "options": {}}}], "active": false, "pinData": {}, "settings": {"timezone": "UTC", "callerPolicy": "workflowsFromSameOwner", "executionOrder": "v1", "saveManualExecutions": true, "errorWorkflow": null, "executionTimeout": 3600, "maxExecutions": 1000, "retryOnFail": true, "retryCount": 3, "retryDelay": 1000}, "versionId": "d0dd74db-e96c-4a09-a8d1-6fb193b6e015", "connections": {"a6de9944-1dd7-430e-a1d9-100710ddfa9c": {"main": [[{"node": "error-handler-a6de9944-1dd7-430e-a1d9-100710ddfa9c-47089201", "type": "main", "index": 0}]]}, "6d2208a6-6000-4b6b-a82c-e346b7885409": {"main": [[{"node": "error-handler-6d2208a6-6000-4b6b-a82c-e346b7885409-ec7a2353", "type": "main", "index": 0}]]}, "82509a0f-9086-423e-8928-f882e59333b8": {"main": [[{"node": "error-handler-82509a0f-9086-423e-8928-f882e59333b8-c01638a8", "type": "main", "index": 0}]]}}, "description": "Automated workflow: Google Calendar Event Reminder. This workflow integrates 8 different services: stickyNote, telegram, scheduleTrigger, agent, stopAndError. It contains 12 nodes and follows best practices for error handling and security.", "notes": "Excellent quality workflow: Google Calendar Event Reminder. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}