Automate With Marc This workflow corresponds to n8n.io template #6480 — we link there as the canonical source.
This workflow follows the Chainllm → Google Drive 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": "0eQvHzKKVrYZMyyZ",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Invoice Workflow",
"tags": [],
"nodes": [
{
"id": "6ebd4d73-17b9-41b7-945a-8554e3e0961b",
"name": "Extract from File",
"type": "n8n-nodes-base.extractFromFile",
"position": [
480,
0
],
"parameters": {
"options": {},
"operation": "pdf"
},
"typeVersion": 1
},
{
"id": "79708781-1b1c-44ef-8798-c2c707721817",
"name": "Google Drive Trigger",
"type": "n8n-nodes-base.googleDriveTrigger",
"position": [
0,
0
],
"parameters": {
"event": "fileCreated",
"options": {},
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"triggerOn": "specificFolder",
"folderToWatch": {
"__rl": true,
"mode": "list",
"value": "1PgLKqvN8CFFXWAKhZxzjuk6gMnXJ7-np",
"cachedResultUrl": "Redacted",
"cachedResultName": "n8n Invoices Folder"
}
},
"typeVersion": 1
},
{
"id": "c8b9a734-a541-4462-845e-b91505aeeedf",
"name": "Google Drive",
"type": "n8n-nodes-base.googleDrive",
"position": [
260,
0
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "id",
"value": "={{ $json.id }}"
},
"options": {},
"operation": "download"
},
"typeVersion": 3
},
{
"id": "61d72361-63e9-4a4e-9f52-83fa97a16209",
"name": "Information Extractor",
"type": "@n8n/n8n-nodes-langchain.informationExtractor",
"position": [
740,
0
],
"parameters": {
"text": "={{ $json.text }}",
"options": {
"systemPromptTemplate": "You are an expert extraction algorithm.\nOnly extract relevant information from the text.\nIf you do not know the value of an attribute asked to extract, you may omit the attribute's value."
},
"attributes": {
"attributes": [
{
"name": "Invoice Number",
"required": true,
"description": "The Number of the Invoice"
},
{
"name": "Client Name",
"required": true,
"description": "Name of the client"
},
{
"name": "Client Email",
"required": true,
"description": "Email address of the client"
},
{
"name": "Total Amount",
"required": true,
"description": "Total Amount Due in the Invoice"
},
{
"name": "Invoice Date",
"required": true,
"description": "Date of the Invoice"
},
{
"name": "Due Date",
"description": "Date with the invoice is due"
}
]
}
},
"typeVersion": 1
},
{
"id": "dc101071-b872-4868-8aaf-c96397e50a0a",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
840,
220
],
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "de80a18e-6110-45f7-9c77-02398f69a552",
"name": "Google Sheets",
"type": "n8n-nodes-base.googleSheets",
"position": [
1100,
0
],
"parameters": {
"columns": {
"value": {
"Due Date": "={{ $json.output['Due Date'] }}",
"Client Name": "={{ $json.output['Client Name'] }}",
"Client Email": "={{ $json.output['Client Email'] }}",
"Invoice Date": "={{ $json.output['Invoice Date'] }}",
"Total Amount": "={{ $json.output['Total Amount'] }}",
"Invoice Number": "={{ $json.output['Invoice Number'] }}"
},
"schema": [
{
"id": "Invoice Number",
"type": "string",
"display": true,
"required": false,
"displayName": "Invoice Number",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Client Name",
"type": "string",
"display": true,
"required": false,
"displayName": "Client Name",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Client Email",
"type": "string",
"display": true,
"required": false,
"displayName": "Client Email",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Client Address",
"type": "string",
"display": true,
"required": false,
"displayName": "Client Address",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Client Phone",
"type": "string",
"display": true,
"required": false,
"displayName": "Client Phone",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Total Amount",
"type": "string",
"display": true,
"required": false,
"displayName": "Total Amount",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Invoice Date",
"type": "string",
"display": true,
"required": false,
"displayName": "Invoice Date",
"defaultMatch": false,
"canBeUsedToMatch": true
},
{
"id": "Due Date",
"type": "string",
"display": true,
"required": false,
"displayName": "Due Date",
"defaultMatch": false,
"canBeUsedToMatch": true
}
],
"mappingMode": "defineBelow",
"matchingColumns": [],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {},
"operation": "append",
"sheetName": {
"__rl": true,
"mode": "list",
"value": "gid=0",
"cachedResultUrl": "Redacted",
"cachedResultName": "Sheet1"
},
"documentId": {
"__rl": true,
"mode": "list",
"value": "1lMMuPAU_rRU6VdybxgiPeVd9KRZrKhlzJ3gVc4Wz7iA",
"cachedResultUrl": "Redacted",
"cachedResultName": "Invoice DB"
}
},
"typeVersion": 4.5
},
{
"id": "7927d3d5-44ab-4762-b87a-43df7623a65a",
"name": "No Operation, do nothing",
"type": "n8n-nodes-base.noOp",
"position": [
1880,
0
],
"parameters": {},
"typeVersion": 1
},
{
"id": "be57e980-f1fa-48c8-a676-247dc245456f",
"name": "Anthropic Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatAnthropic",
"position": [
1380,
200
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "claude-sonnet-4-20250514",
"cachedResultName": "Claude 4 Sonnet"
},
"options": {}
},
"typeVersion": 1.3
},
{
"id": "41e75f50-7643-43a4-84d3-79f2888355cb",
"name": "Anthropic Agent",
"type": "@n8n/n8n-nodes-langchain.chainLlm",
"position": [
1300,
0
],
"parameters": {
"text": "=Invoice Number:{{ $json['Invoice Number'] }}\nClient Name:{{ $json['Client Name'] }}\nClient Email:{{ $json['Client Email'] }}\nTotal Amount:{{ $json['Total Amount'] }}\nInvoice Due Date:{{ $json['Invoice Date'] }}",
"batching": {},
"messages": {
"messageValues": [
{
"message": "#Overview You are an telegram notification expert. You will receive invoice information. You will craft a message notifying the billing team of the invoice and the available information of the invoice. "
}
]
},
"promptType": "define"
},
"typeVersion": 1.7
},
{
"id": "ec5e6d1d-af54-4876-8007-37228d675a77",
"name": "Telegram",
"type": "n8n-nodes-base.telegram",
"position": [
1700,
0
],
"parameters": {
"text": "={{ $json [output] }}",
"chatId": "Redacted",
"additionalFields": {}
},
"typeVersion": 1.2
},
{
"id": "f97dce52-41c0-4325-abc2-05d84f7bccb7",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-140,
-200
],
"parameters": {
"width": 320,
"height": 680,
"content": "Upload Invoice Doc Trigger"
},
"typeVersion": 1
},
{
"id": "459a8433-145e-4ebe-bb27-cca67d32859a",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
200,
-200
],
"parameters": {
"color": 6,
"width": 480,
"height": 680,
"content": "Extract Invoice Doc"
},
"typeVersion": 1
},
{
"id": "10c71de5-9607-491c-a60d-21ca11e0e0c2",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
700,
-200
],
"parameters": {
"color": 5,
"width": 540,
"height": 680,
"content": "Extract Information & Log"
},
"typeVersion": 1
},
{
"id": "207ce567-badd-498b-b275-5c032a75ba88",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
1260,
-200
],
"parameters": {
"color": 3,
"width": 380,
"height": 680,
"content": "Telegram Notification"
},
"typeVersion": 1
},
{
"id": "786542fa-d347-4624-90e1-fab4830c300d",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
1660,
-200
],
"parameters": {
"color": 4,
"width": 440,
"height": 680,
"content": "Notification & End"
},
"typeVersion": 1
},
{
"id": "80d41b3e-54a4-4c30-a716-d66518db91b2",
"name": "Sticky Note5",
"type": "n8n-nodes-base.stickyNote",
"position": [
-860,
-200
],
"parameters": {
"color": 7,
"width": 660,
"height": 1180,
"content": "\ud83d\udce5 Invoice Intake & Notification Workflow\nThis automated n8n workflow monitors a Google Drive folder for newly uploaded invoice PDFs, extracts essential information (like client name, invoice number, amount, due date), logs the data into a Google Sheet for recordkeeping, and sends a formatted Telegram message to notify the billing team.\n\nFor step-by-step video build of workflows like this:\nhttps://www.youtube.com/@automatewithmarc\n\n\u2705 What This Workflow Does\n\ud83d\udd75\ufe0f Watches a Google Drive folder for new invoice files\n\ud83d\udcc4 Extracts data from PDF invoices using AI (LangChain Information Extractor)\n\ud83d\udcca Appends extracted data into a structured Google Sheet\n\ud83d\udcac Notifies the billing team via Telegram with invoice details\n\ud83e\udd16 Optionally uses Claude Sonnet AI model to format human-friendly summaries\n\n\u2699\ufe0f How It Works \u2013 Step-by-Step\nTrigger: Workflow starts when a new PDF invoice is added to a specific Google Drive folder.\n\nDownload & Parse: The file is downloaded and its content extracted.\n\nData Extraction: AI-powered extractor pulls invoice details (invoice number, client, date, amount, etc.).\n\nLog to Google Sheets: All extracted data is appended to a predefined Google Sheet.\n\nAI Notification Formatting: An Anthropic Claude model formats a clear invoice notification message.\n\nTelegram Alert: The formatted summary is sent to a Telegram channel or group to alert the billing team.\n\n\ud83e\udde0 AI & Tools Used\nGoogle Drive Trigger & File Download\n\nPDF Text Extraction Node\n\nLangChain Information Extractor\n\nGoogle Sheets Node (Append Data)\n\nAnthropic Claude (Telegram Message Formatter)\n\nTelegram Node (Send Notification)\n\n\ud83d\udee0\ufe0f Setup Instructions\nGoogle Drive: Set up OAuth2 credentials and specify the folder ID to watch.\n\nGoogle Sheets: Link the workflow to your invoice tracking sheet.\n\nTelegram: Set up your Telegram bot and obtain the chat ID.\n\nAnthropic & OpenAI: Add your Claude/OpenAI credentials if formatting is enabled.\n\n\ud83d\udca1 Use Cases\nAutomated bookkeeping and invoice tracking\n\nReal-time billing alerts for accounting teams\n\nAI-powered invoice ingestion and summary\n\n"
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "96993b60-0e95-4b50-ae29-8432cdfcae94",
"connections": {
"Telegram": {
"main": [
[
{
"node": "No Operation, do nothing",
"type": "main",
"index": 0
}
]
]
},
"Google Drive": {
"main": [
[
{
"node": "Extract from File",
"type": "main",
"index": 0
}
]
]
},
"Google Sheets": {
"main": [
[
{
"node": "Anthropic Agent",
"type": "main",
"index": 0
}
]
]
},
"Anthropic Agent": {
"main": [
[
{
"node": "Telegram",
"type": "main",
"index": 0
}
]
]
},
"Extract from File": {
"main": [
[
{
"node": "Information Extractor",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Information Extractor",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Anthropic Chat Model": {
"ai_languageModel": [
[
{
"node": "Anthropic Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Google Drive Trigger": {
"main": [
[
{
"node": "Google Drive",
"type": "main",
"index": 0
}
]
]
},
"Information Extractor": {
"main": [
[
{
"node": "Google Sheets",
"type": "main",
"index": 0
}
]
]
}
}
}
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About this workflow
📥 Invoice Intake & Notification Workflow
Source: https://n8n.io/workflows/6480/ — original creator credit. Request a take-down →
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