This workflow follows the Agent → Google Calendar recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "SvYHgLmzosuLAe4A",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Google Calendar Event Reminder",
"tags": [],
"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
},
{
"id": "a6de9944-1dd7-430e-a1d9-100710ddfa9c",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
700,
500
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"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": {
"name": "<your credential>"
}
},
"typeVersion": 1.3
},
{
"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
},
{
"id": "882d08f5-790a-40bb-bda5-60744d587633",
"name": "Secretary Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"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
},
{
"id": "82509a0f-9086-423e-8928-f882e59333b8",
"name": "Send reminder",
"type": "n8n-nodes-base.telegram",
"position": [
1100,
300
],
"parameters": {
"text": "={{ $json.output }}",
"chatId": "CHAT_ID",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"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
},
{
"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
},
{
"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
}
],
"active": false,
"settings": {
"timezone": "Europe/Rome",
"callerPolicy": "workflowsFromSameOwner",
"executionOrder": "v1"
},
"versionId": "d0dd74db-e96c-4a09-a8d1-6fb193b6e015",
"connections": {
"Already sent?": {
"main": [
[
{
"node": "Secretary Agent",
"type": "main",
"index": 0
}
]
]
},
"Secretary Agent": {
"main": [
[
{
"node": "Send reminder",
"type": "main",
"index": 0
}
]
]
},
"Schedule Trigger": {
"main": [
[
{
"node": "Get upcoming event",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Secretary Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Get upcoming event": {
"main": [
[
{
"node": "Already sent?",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
googleCalendarOAuth2ApiopenAiApitelegramApi
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About this workflow
Google Calendar Event Reminder. Uses scheduleTrigger, lmChatOpenAi, googleCalendar, removeDuplicates. Scheduled trigger; 9 nodes.
Source: https://github.com/Zie619/n8n-workflows — original creator credit. Request a take-down →
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