Francis Njenga This workflow corresponds to n8n.io template #3656 — we link there as the canonical source.
This workflow follows the Agent → OpenAI Chat 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 →
{
"meta": {
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "ca8b122d-1739-4377-ac99-e20dd2341342",
"name": "Incoming Message",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
-1020,
-320
],
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "68f7568b-e677-454b-a1e8-6c07a05e7570",
"name": "MCP Server Trigger",
"type": "@n8n/n8n-nodes-langchain.mcpTrigger",
"position": [
-860,
240
],
"parameters": {
"path": "562ffc95-cf8e-4d4d-8f5b-29b3ff22d5ee"
},
"typeVersion": 1
},
{
"id": "635b8ecc-0f50-477d-8e19-631f868e30f6",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
340,
-320
],
"parameters": {
"options": {
"systemMessage": "=You are a helpful assistant. Whenever askes to update a task, call the get_tasks tools first to retrieve the appropriate task ids then use that to update the tasks.\n\nToday's date: {{ $now }}\n"
}
},
"typeVersion": 1.8
},
{
"id": "ab7740dc-bac2-4044-8317-40d90252d992",
"name": "MCP Client",
"type": "@n8n/n8n-nodes-langchain.mcpClientTool",
"position": [
540,
-100
],
"parameters": {
"sseEndpoint": "https://ai.gatuservices.info/mcp/562ffc95-cf8e-4d4d-8f5b-29b3ff22d5ee/sse"
},
"typeVersion": 1
},
{
"id": "5298eee0-747a-496a-a3a2-e395f7c1caa1",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
300,
-100
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "c5b7e10d-2d7c-403c-bcb5-a10033252f97",
"name": "Simple Memory",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
420,
-100
],
"parameters": {
"sessionKey": "={{ $('Incoming Message').item.json.message.from.id }}",
"sessionIdType": "customKey",
"contextWindowLength": 20
},
"typeVersion": 1.3
},
{
"id": "06d2e8c8-3912-45cd-a074-4eea27c2e5eb",
"name": "chatInput",
"type": "n8n-nodes-base.set",
"position": [
80,
-220
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "ab70dc2d-35d0-4742-988f-ed7077633467",
"name": "chatInput",
"type": "string",
"value": "={{ $json.message.text }}"
},
{
"id": "6439fc2c-dc2d-41fc-b8a3-b33ef80d2878",
"name": "id",
"type": "number",
"value": "={{ $json.message.from.id }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "a9309816-8c1d-435c-ad49-2e45053718c1",
"name": "create_todays_task",
"type": "n8n-nodes-base.googleTasksTool",
"position": [
-1020,
460
],
"parameters": {
"task": "MDg2MzM1OTA5NzI0NzUzNjUwNjc6MDow",
"title": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Title', `Title summary of the task to be done`, 'string') }}",
"additionalFields": {
"notes": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Notes', `Detailed description of the task`, 'string') }}",
"dueDate": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Due_Date', `Date the task should be completed`, 'string') }}",
"completed": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Completion_Date', `Date the task was completed`, 'string') }}"
}
},
"credentials": {
"googleTasksOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "ad6cfc1a-7094-434a-98d1-a6f030067091",
"name": "chatOutput",
"type": "n8n-nodes-base.set",
"position": [
740,
-320
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "df6bd510-e63f-41b1-b5b4-d2c612d5b8d0",
"name": "chatOutput",
"type": "string",
"value": "={{ $json.output }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "e342066f-3cf8-4926-94df-798e831226be",
"name": "sendMessage",
"type": "n8n-nodes-base.telegram",
"position": [
960,
-320
],
"parameters": {
"text": "={{ $json.chatOutput }}",
"chatId": "={{ $('Incoming Message').item.json.message.chat.id }}",
"additionalFields": {
"appendAttribution": false,
"disable_notification": false
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "e4a1bc16-549f-46a2-92a8-a06e6023089c",
"name": "create_upcoming_task",
"type": "n8n-nodes-base.googleTasksTool",
"position": [
-900,
460
],
"parameters": {
"task": "OFVvNlh6ZmhScHVvNll4dw",
"title": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Title', `Title summary of the task to be done`, 'string') }}",
"additionalFields": {
"notes": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Notes', `Detailed description of the task`, 'string') }}",
"dueDate": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Due_Date', `Date the task should be completed`, 'string') }}",
"completed": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Completion_Date', `Date the task was completed`, 'string') }}"
}
},
"credentials": {
"googleTasksOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "df71bb02-016d-4d56-b80d-404a60c0e7cf",
"name": "complete_task",
"type": "n8n-nodes-base.googleTasksTool",
"position": [
-780,
460
],
"parameters": {
"task": "RS1rbkNCS2JsdVFnVl80cg",
"taskId": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Task_ID', `The task id tom be marked as completed. Get it from the get tasks tool`, 'string') }}",
"operation": "update",
"updateFields": {}
},
"credentials": {
"googleTasksOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "a33812bd-986e-4762-87a0-199ff8a7c9aa",
"name": "get_todays_tasks",
"type": "n8n-nodes-base.googleTasksTool",
"position": [
-660,
460
],
"parameters": {
"task": "MDg2MzM1OTA5NzI0NzUzNjUwNjc6MDow",
"operation": "getAll",
"returnAll": true,
"additionalFields": {}
},
"credentials": {
"googleTasksOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "dcb3a6c9-5d7c-4fe6-8b52-f07cf74cfa0c",
"name": "get_upcoming_tasks",
"type": "n8n-nodes-base.googleTasksTool",
"position": [
-540,
460
],
"parameters": {
"task": "OFVvNlh6ZmhScHVvNll4dw",
"operation": "getAll",
"returnAll": true,
"additionalFields": {}
},
"credentials": {
"googleTasksOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "ce63c24a-ce2f-4e06-8ae5-7de75540d438",
"name": "Switch",
"type": "n8n-nodes-base.switch",
"position": [
-800,
-320
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "Voice Note",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "8415cc8d-65a2-448e-a106-1ceb54634dfd",
"operator": {
"type": "object",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $json.message.voice }}",
"rightValue": ""
}
]
},
"renameOutput": true
}
]
},
"options": {
"fallbackOutput": "extra"
}
},
"typeVersion": 3.2
},
{
"id": "a58488c3-38b8-4492-9f13-a900c7697812",
"name": "audio_id",
"type": "n8n-nodes-base.set",
"position": [
-580,
-420
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "eb7f5d62-e4f3-4b4e-9f1b-6c329feafb3e",
"name": "file_id",
"type": "string",
"value": "={{ $json.message.voice.file_id }}"
},
{
"id": "803031b8-6b21-47fa-b339-ad674ccbbb1e",
"name": "file_unique_id",
"type": "string",
"value": "={{ $json.message.voice.file_unique_id }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "83c2ecae-b601-4669-b820-b5c35d3f936e",
"name": "download_audio",
"type": "n8n-nodes-base.telegram",
"position": [
-360,
-420
],
"parameters": {
"fileId": "={{ $json.file_id }}",
"resource": "file"
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "4a496e3a-2e3a-4ce0-9344-192847de1760",
"name": "transcribeAudio",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
-140,
-420
],
"parameters": {
"options": {},
"resource": "audio",
"operation": "transcribe"
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.8
},
{
"id": "38b6aa37-d279-4b1b-be42-7f7cc1bbe688",
"name": "audioInput",
"type": "n8n-nodes-base.set",
"position": [
80,
-420
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "d57b4fc2-10f7-46cd-a89c-0021a92f41d1",
"name": "chatInput",
"type": "string",
"value": "={{ $json.text }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "e524f12f-205f-4fc8-b2f0-b308ec4066b7",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1060,
-500
],
"parameters": {
"color": 4,
"width": 2180,
"height": 540,
"content": "## Main Function to Receive and Send Telegram Messages\n"
},
"typeVersion": 1
},
{
"id": "709b252a-b5e8-4c7e-8bcd-a7092d588070",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1060,
140
],
"parameters": {
"color": 3,
"width": 640,
"height": 480,
"content": "## MCP Server to Carry Out Actions"
},
"typeVersion": 1
}
],
"connections": {
"Switch": {
"main": [
[
{
"node": "audio_id",
"type": "main",
"index": 0
}
],
[
{
"node": "chatInput",
"type": "main",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "chatOutput",
"type": "main",
"index": 0
}
]
]
},
"audio_id": {
"main": [
[
{
"node": "download_audio",
"type": "main",
"index": 0
}
]
]
},
"chatInput": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"MCP Client": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"audioInput": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"chatOutput": {
"main": [
[
{
"node": "sendMessage",
"type": "main",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"complete_task": {
"ai_tool": [
[
{
"node": "MCP Server Trigger",
"type": "ai_tool",
"index": 0
}
]
]
},
"download_audio": {
"main": [
[
{
"node": "transcribeAudio",
"type": "main",
"index": 0
}
]
]
},
"transcribeAudio": {
"main": [
[
{
"node": "audioInput",
"type": "main",
"index": 0
}
]
]
},
"Incoming Message": {
"main": [
[
{
"node": "Switch",
"type": "main",
"index": 0
}
]
]
},
"get_todays_tasks": {
"ai_tool": [
[
{
"node": "MCP Server Trigger",
"type": "ai_tool",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"create_todays_task": {
"ai_tool": [
[
{
"node": "MCP Server Trigger",
"type": "ai_tool",
"index": 0
}
]
]
},
"get_upcoming_tasks": {
"ai_tool": [
[
{
"node": "MCP Server Trigger",
"type": "ai_tool",
"index": 0
}
]
]
},
"create_upcoming_task": {
"ai_tool": [
[
{
"node": "MCP Server Trigger",
"type": "ai_tool",
"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.
googleTasksOAuth2ApiopenAiApitelegramApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
The ToDo App workflow is designed to streamline task management through Telegram and Google Tasks integration. This workflow allows users to create, update, and manage tasks via Telegram messages, leveraging AI capabilities to enhance user interaction. The expected outcome is a…
Source: https://n8n.io/workflows/3656/ — original creator credit. Request a take-down →
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