Abhiman 
This workflow corresponds to n8n.io template #9424 — we link there as the canonical source.
This workflow follows the Googlegemini → Google Gemini 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 →
{
"id": "UMVskHQcryGFC3sW",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Voice agent for the notion tasks through the telegram",
"tags": [
{
"id": "JUK6Xu1Fz0PWwGzI",
"name": "active",
"createdAt": "2025-10-04T12:29:09.131Z",
"updatedAt": "2025-10-04T12:29:09.131Z"
}
],
"nodes": [
{
"id": "34b3273c-721e-488b-9bce-14ee704185ab",
"name": "Google Gemini Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
-64,
128
],
"parameters": {
"options": {},
"modelName": "models/gemini-2.5-flash-lite"
},
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "e7d20742-834e-496f-9dda-9789035e7355",
"name": "Approval Check (If Approved?)",
"type": "n8n-nodes-base.if",
"position": [
1232,
-48
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "9d302e0c-44e2-4b9e-a3ed-8d21e67945ed",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
},
"leftValue": "={{ $json.data.approved }}",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "e8a10ffe-b0ca-4fac-b995-b81675799620",
"name": "Telegram: Receive Message",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
-1472,
-32
],
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "a396c59a-f7b1-43aa-a8d8-572761967c2a",
"name": "Switch: Text or Voice",
"type": "n8n-nodes-base.switch",
"position": [
-1168,
-32
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "text",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "3fb72ce4-35b2-4997-a369-6a7fd723b36c",
"operator": {
"type": "string",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $json.message.text }}",
"rightValue": ""
}
]
},
"renameOutput": true
},
{
"outputKey": "voice",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "667e13a9-4518-4abb-983d-3b6171f35e4f",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "=",
"rightValue": ""
}
]
},
"renameOutput": true
}
]
},
"options": {}
},
"typeVersion": 3.3
},
{
"id": "a2dde0cd-d68b-4545-820d-6d2c410ebd40",
"name": "Set: Prepare Text",
"type": "n8n-nodes-base.set",
"position": [
-608,
-176
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "db72eea6-0517-4e77-a8db-dfe433d65fc8",
"name": "text",
"type": "string",
"value": "={{ $json.message.text }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "17e32a68-39e4-406a-8a98-0e57d8a06ca4",
"name": "Telegram: Download Voice File",
"type": "n8n-nodes-base.telegram",
"position": [
-832,
224
],
"parameters": {
"fileId": "={{ $json.message.voice.file_id }}",
"resource": "file",
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "7225d6e4-e632-4957-96b3-17ee4a7008c3",
"name": "Gemini: Transcribe Voice",
"type": "@n8n/n8n-nodes-langchain.googleGemini",
"position": [
-576,
224
],
"parameters": {
"modelId": {
"__rl": true,
"mode": "list",
"value": "models/gemini-2.5-flash",
"cachedResultName": "models/gemini-2.5-flash"
},
"options": {},
"resource": "audio",
"inputType": "binary"
},
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "54ee3516-9e72-4b28-9cbe-e82b0c37547a",
"name": "Set: Put Transcript into Text",
"type": "n8n-nodes-base.set",
"position": [
-336,
224
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "db72eea6-0517-4e77-a8db-dfe433d65fc8",
"name": "text",
"type": "string",
"value": "={{ $json.content.parts[0].text }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "bf58028e-5018-4105-86c9-5d7495fd22b4",
"name": "AI Extractor: TaskName & TaskDue",
"type": "@n8n/n8n-nodes-langchain.informationExtractor",
"position": [
-64,
-32
],
"parameters": {
"text": "={{ $json.text }}",
"options": {},
"attributes": {
"attributes": [
{
"name": "TaskName",
"description": "The title of the task. Only return a value if it clearly exists; otherwise, leave empty."
},
{
"name": "TaskDue",
"type": "date",
"description": "The due date of the task. Only return a value if clearly present; otherwise, leave empty."
}
]
}
},
"notesInFlow": false,
"typeVersion": 1.2
},
{
"id": "95ed4be7-aa98-4f72-bd87-dd96ed105f2e",
"name": "If: Extraction Valid?",
"type": "n8n-nodes-base.if",
"position": [
416,
-32
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "54e99978-984e-479b-a8cd-678ac9dee81f",
"operator": {
"type": "string",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $json.output.TaskName }}",
"rightValue": ""
},
{
"id": "f50a2ef0-990d-4740-a0eb-3c2452f8e0d5",
"operator": {
"type": "dateTime",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $json.output.TaskDue }}",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "1e2f1750-1704-42fe-82c6-7c25a47dd39a",
"name": "Telegram: Ask Approve / Decline",
"type": "n8n-nodes-base.telegram",
"position": [
832,
-48
],
"parameters": {
"chatId": "={{ $('Telegram: Receive Message').item.json.message.chat.id }}",
"message": "=Task Name: {{ $json.output.TaskName }}\nDue Date: {{ new Date($json.output.TaskDue).toLocaleDateString('en-US', { year: 'numeric', month: 'short', day: 'numeric' }) }}",
"options": {
"appendAttribution": false
},
"operation": "sendAndWait",
"approvalOptions": {
"values": {
"approvalType": "double",
"approveLabel": "Approve",
"disapproveLabel": "Decline"
}
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "fe396f08-c258-462d-bf61-1f50c3922510",
"name": "Notion: Create Task Page",
"type": "n8n-nodes-base.notion",
"position": [
1616,
-64
],
"parameters": {
"title": "={{ $('AI Extractor: TaskName & TaskDue').item.json.output.TaskName }}",
"options": {},
"resource": "databasePage",
"databaseId": {
"__rl": true,
"mode": "id",
"value": "YOUR_DATABASE_ID_HERE",
"__regex": "^([0-9a-f]{8}-?[0-9a-f]{4}-?[0-9a-f]{4}-?[0-9a-f]{4}-?[0-9a-f]{12})"
},
"propertiesUi": {
"propertyValues": [
{
"key": "Date|date",
"date": "={{ $('AI Extractor: TaskName & TaskDue').item.json.output.TaskDue }}",
"includeTime": false
}
]
}
},
"credentials": {
"notionApi": {
"name": "<your credential>"
}
},
"typeVersion": 2.2
},
{
"id": "273da7c6-1dfe-4b70-a9ba-0f66d238d6c6",
"name": "Telegram: Notify - Task Created",
"type": "n8n-nodes-base.telegram",
"position": [
1824,
-64
],
"parameters": {
"text": "=\u2705 Task created in Notion.",
"chatId": "={{ $('Telegram: Receive Message').item.json.message.from.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "f8d85ba2-217b-4d76-8954-c539ed472b9a",
"name": "Telegram: Notify - Task Not Created",
"type": "n8n-nodes-base.telegram",
"position": [
1248,
208
],
"parameters": {
"text": "=\u274c Task not created in Notion.",
"chatId": "={{ $('Telegram: Receive Message').item.json.message.from.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "5a32830d-f766-45d3-a330-d058d8ff0d2b",
"name": "Telegram: Notify - Extraction Failed",
"type": "n8n-nodes-base.telegram",
"position": [
416,
224
],
"parameters": {
"text": "=Title or due date cannot be extracted. Please try again.",
"chatId": "={{ $('Telegram: Receive Message').item.json.message.from.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "772bab86-fb65-490e-a369-0e6c621fb7d0",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1536,
-208
],
"parameters": {
"color": 5,
"height": 352,
"content": "## \ud83d\udcac Telegram: Receive Message \nTriggers when a new Telegram message arrives either text or voice and sends the data forward for processing."
},
"typeVersion": 1
},
{
"id": "515140eb-2d20-44e3-9350-5c8fd044b02f",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1232,
-208
],
"parameters": {
"color": 5,
"height": 352,
"content": "## \ud83d\udd00 Switch: Text or Voice \nChecks if the message is text or voice and routes it to the matching branch."
},
"typeVersion": 1
},
{
"id": "1d535e73-7312-4a03-b186-d92642568b3b",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-688,
-304
],
"parameters": {
"color": 5,
"width": 256,
"height": 288,
"content": "## \u270f\ufe0f Set: Prepare Text \nExtracts the text message from Telegram and stores it for later processing."
},
"typeVersion": 1
},
{
"id": "89c4d4ca-548c-4708-93f9-dc24cbb5cb5a",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-896,
32
],
"parameters": {
"color": 5,
"width": 720,
"height": 368,
"content": "## \ud83c\udf99\ufe0f Voice Processing Chain \n1. **Telegram: Download Voice File:** Downloads the user's voice message from Telegram. \n2. **Gemini: Transcribe Voice:** Sends the downloaded audio to Google Gemini and transcribes it into text.\n3. **Set: Put Transcript into Text:** Stores the transcribed text for further use in the workflow. \n\n\ud83d\udd04 Together, these nodes convert voice messages into usable text for automation."
},
"typeVersion": 1
},
{
"id": "5592afdf-aa6b-4cca-86aa-ad53c15ce6bd",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
-128,
-288
],
"parameters": {
"color": 5,
"width": 352,
"height": 560,
"content": "## \ud83e\udde0 Task Information Extraction \n1. **Google Gemini Chat Model** \u2013 Powers the AI extraction with Gemini 2.5 Flash Lite. \n2. **AI Extractor: TaskName & TaskDue** \u2013 Identifies and extracts the *task title* and *due date* from the provided text. \n\n\u2705 Converts user text into structured task data for Notion or any task system."
},
"typeVersion": 1
},
{
"id": "30861b16-0e27-40a2-9273-cf4ca47de3b4",
"name": "Sticky Note5",
"type": "n8n-nodes-base.stickyNote",
"position": [
288,
-288
],
"parameters": {
"color": 5,
"width": 352,
"height": 720,
"content": "## \u2705 Validate Task Extraction\n1. **If: Extraction Valid?** \u2013 Checks if both `TaskName` and `TaskDue` exist from the AI-extracted output. \n2. **Telegram: Notify - Extraction Failed** \u2013 Sends a Telegram message to the user if extraction fails: \"Title or due date cannot be extracted. Please try again.\" \n\n\ud83d\udca1 Ensures only valid tasks proceed and notifies users when extraction is incomplete."
},
"typeVersion": 1
},
{
"id": "de731a57-c922-4e9b-bf3a-eb797f71180d",
"name": "Sticky Note6",
"type": "n8n-nodes-base.stickyNote",
"position": [
704,
-288
],
"parameters": {
"color": 5,
"width": 352,
"height": 448,
"content": "## \ud83d\udce9 Ask for Task Approval\n- **Telegram: Ask Approve / Decline** \u2013 Sends a message with the extracted `TaskName` and `TaskDue` to the user. \n- Provides **Approve** and **Decline** buttons for double approval. \n\n\ud83d\udca1 Lets users quickly confirm or reject tasks directly via Telegram."
},
"typeVersion": 1
},
{
"id": "b1332d50-95e4-4dc7-9923-078ecd4e7ad2",
"name": "Sticky Note7",
"type": "n8n-nodes-base.stickyNote",
"position": [
1120,
-208
],
"parameters": {
"color": 5,
"width": 352,
"height": 608,
"content": "## \u2705 Check Task Approval\n- **Approval Check (If Approved?)** \u2013 Checks if the user approved the task in Telegram.\n- **Telegram: Notify - Task Not Created** \u2013 Notifies the user if the task was declined."
},
"typeVersion": 1
},
{
"id": "67ff91ca-9c5f-4cff-a253-cebafa5d0cdf",
"name": "Sticky Note8",
"type": "n8n-nodes-base.stickyNote",
"position": [
1536,
-208
],
"parameters": {
"color": 5,
"width": 496,
"height": 336,
"content": "## \ud83d\udcdd Create Task in Notion\n- **Notion: Create Task Page** \u2013 Adds a new page in Notion with the extracted task name and due date.\n- **Telegram: Notify - Task Created** \u2013 Confirms to the user that the task was successfully created."
},
"typeVersion": 1
},
{
"id": "b990b59b-76c1-44e8-95e5-a9daf9e08f8e",
"name": "Sticky Note9",
"type": "n8n-nodes-base.stickyNote",
"position": [
-2528,
-608
],
"parameters": {
"color": 3,
"width": 896,
"height": 1312,
"content": "# Quick Setup Checklist \u2014 Telegram \u2192 Transcribe \u2192 Extract \u2192 Notion\n\n## 1) Telegram (BotFather)\n- Create a bot with **BotFather** \u2192 `/newbot` \u2192 copy the **Bot Token**.\n- Start the bot in your Telegram app (send any message to it).\n- **Get your chat ID**:\n - Easiest: send a message to the bot, open the **Telegram Trigger** in n8n and check the incoming `chat.id`.\n - Or use `getUpdates` with your bot token to read the latest `chat.id`.\n- Keep the Bot Token and one example `chat.id` handy for n8n credentials/testing.\n\n## 2) Google Gemini (transcription)\n- Create a Google Cloud project and enable the **GenAI / PaLM (Gemini)** API.\n- Note: use trial credits or free tier for testing if available.\n- In n8n: add Gemini (Google Palm) credentials under **Credentials**.\n\n## 3) Notion (integration + database)\n- Create a Notion integration and copy its **Integration Token**.\n- Create a **Notion database** for tasks with at least:\n - **Title** \u2014 (Title) \u2014 for the task name\n - **Date** \u2014 (Date) \u2014 for the due date\n- Share the database with your integration (Share \u2192 invite integration).\n- Copy the **Database ID** from the database URL.\n\n## 4) Map extracted values to Notion (simple instruction \u2014 no code)\n- In the **Notion: Create Task Page** node, map the extractor output using the UI:\n - **Title** \u2192 map the extracted **TaskName** to the Notion Title.\n - **Date** \u2192 map the extracted **TaskDue** to the Notion Date property.\n- Use the node's right-side input panel to pick values from `AI Extractor: TaskName & TaskDue`.\n\n## 5) Audio / Transcription notes (Gemini handles transcription)\n- Set **Telegram Get File** node to **Download = true** so the node provides binary.\n- Pass the downloaded binary into the **Gemini: Transcribe Voice** node (inputType = binary).\n- Gemini will transcribe the audio (no external converter required with this setup).\n- If you ever see format issues, confirm the Telegram binary is passed to Gemini (download=true).\n\n## 6) n8n required credentials (add these in n8n)\n- Telegram API (Bot Token) \n- Google Gemini (Google Palm) API credentials \n- Notion Integration Token\n\n## 7) Final quick tests\n- **Text test:** send a plain text task to the bot \u2192 extractor \u2192 approval \u2192 create Notion page.\n- **Voice test:** send a voice note \u2192 Gemini transcribes \u2192 extractor \u2192 approval \u2192 create Notion page.\n- If extraction fails, check the **If: Extraction Valid?** node and confirm the Notion mapping.\n\n---\n\n**Done.** Map TaskName \u2192 Title and TaskDue \u2192 Date in the Notion node using the UI (drag/select). If Notion shows the date wrong, tell me and I\u2019ll give a one-line fix."
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "bc34a6fe-47fe-4146-a529-6b7ad32b9ac2",
"connections": {
"Set: Prepare Text": {
"main": [
[
{
"node": "AI Extractor: TaskName & TaskDue",
"type": "main",
"index": 0
}
]
]
},
"If: Extraction Valid?": {
"main": [
[
{
"node": "Telegram: Ask Approve / Decline",
"type": "main",
"index": 0
}
],
[
{
"node": "Telegram: Notify - Extraction Failed",
"type": "main",
"index": 0
}
]
]
},
"Switch: Text or Voice": {
"main": [
[
{
"node": "Set: Prepare Text",
"type": "main",
"index": 0
}
],
[
{
"node": "Telegram: Download Voice File",
"type": "main",
"index": 0
}
]
]
},
"Gemini: Transcribe Voice": {
"main": [
[
{
"node": "Set: Put Transcript into Text",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Extractor: TaskName & TaskDue",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Notion: Create Task Page": {
"main": [
[
{
"node": "Telegram: Notify - Task Created",
"type": "main",
"index": 0
}
]
]
},
"Telegram: Receive Message": {
"main": [
[
{
"node": "Switch: Text or Voice",
"type": "main",
"index": 0
}
]
]
},
"Approval Check (If Approved?)": {
"main": [
[
{
"node": "Notion: Create Task Page",
"type": "main",
"index": 0
}
],
[
{
"node": "Telegram: Notify - Task Not Created",
"type": "main",
"index": 0
}
]
]
},
"Set: Put Transcript into Text": {
"main": [
[
{
"node": "AI Extractor: TaskName & TaskDue",
"type": "main",
"index": 0
}
]
]
},
"Telegram: Download Voice File": {
"main": [
[
{
"node": "Gemini: Transcribe Voice",
"type": "main",
"index": 0
}
]
]
},
"Telegram: Ask Approve / Decline": {
"main": [
[
{
"node": "Approval Check (If Approved?)",
"type": "main",
"index": 0
}
]
]
},
"AI Extractor: TaskName & TaskDue": {
"main": [
[
{
"node": "If: Extraction Valid?",
"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.
googlePalmApinotionApitelegramApi
Pro
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About this workflow
This workflow automatically converts Telegram text or voice messages into Notion tasks by using AI to extract the task name and due date, allowing users to approve or decline tasks directly in Telegram before they are created. It is designed for students managing assignments,…
Source: https://n8n.io/workflows/9424/ — original creator credit. Request a take-down →
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