Automate With Marc This workflow corresponds to n8n.io template #11038 — we link there as the canonical source.
This workflow follows the Agent → Google Drive Trigger recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"id": "CgxN4SNcrz4eQjD1",
"name": "Gemini 3 Image Analyzer Finance Reports",
"tags": [],
"nodes": [
{
"id": "438ce927-73e5-40c3-966c-45778e6d382d",
"name": "Analyze an image",
"type": "@n8n/n8n-nodes-langchain.googleGemini",
"position": [
864,
-16
],
"parameters": {
"text": "Summarize this report/image.",
"modelId": {
"__rl": true,
"mode": "list",
"value": "models/gemini-3-pro-preview",
"cachedResultName": "models/gemini-3-pro-preview"
},
"options": {},
"resource": "image",
"inputType": "binary",
"operation": "analyze"
},
"typeVersion": 1
},
{
"id": "4c43ee69-259e-4d81-a727-921bc0b5f604",
"name": "Google Drive Trigger",
"type": "n8n-nodes-base.googleDriveTrigger",
"position": [
176,
0
],
"parameters": {
"event": "fileCreated",
"options": {},
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"triggerOn": "specificFolder",
"folderToWatch": {
"__rl": true,
"mode": "list",
"value": "Replace with your ID",
"cachedResultUrl": "FOLDER URL",
"cachedResultName": "FOLDER NAME"
}
},
"typeVersion": 1
},
{
"id": "a52f7ab7-f767-4c7c-84ad-20654146f039",
"name": "Extract from File",
"type": "n8n-nodes-base.extractFromFile",
"position": [
864,
448
],
"parameters": {
"options": {},
"operation": "pdf"
},
"typeVersion": 1
},
{
"id": "c8a7a64f-a402-4e8c-ab13-da704b987816",
"name": "OpenRouter Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
"position": [
1104,
160
],
"parameters": {
"model": "google/gemini-3-pro-preview",
"options": {}
},
"typeVersion": 1
},
{
"id": "23fe1a9e-4428-425e-a15c-01c60a9aaf6f",
"name": "Download Image",
"type": "n8n-nodes-base.httpRequest",
"position": [
656,
-16
],
"parameters": {
"url": "={{ $json.webContentLink }}",
"options": {}
},
"typeVersion": 4.3
},
{
"id": "0ab97e2e-cc3a-4242-aaa2-77267fb68d64",
"name": "Download PDF",
"type": "n8n-nodes-base.httpRequest",
"position": [
672,
448
],
"parameters": {
"url": "={{ $json.webContentLink }}",
"options": {}
},
"typeVersion": 4.3
},
{
"id": "93e6a1a8-0fba-4a78-a1f0-b2f212dd1ba9",
"name": "Analyzer Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
1120,
-16
],
"parameters": {
"text": "={{ $json.content.parts[0].text }}",
"options": {
"systemMessage": "You are a helpful financial analyst assistant. You will receive an input of a description of some financial charts extracted from a report. Summarize the chart/information contained in the chart, highlight the top 3 key findings."
},
"promptType": "define"
},
"typeVersion": 3
},
{
"id": "09877784-a37b-464d-a033-ae242e839c55",
"name": "OpenRouter Chat Model1",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
"position": [
1088,
608
],
"parameters": {
"model": "google/gemini-3-pro-preview",
"options": {}
},
"typeVersion": 1
},
{
"id": "457b8560-d8ef-48d6-97e1-81698bba11c2",
"name": "Analyzer Agent (PDF)",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
1120,
448
],
"parameters": {
"text": "={{ $json.content.parts[0].text }}",
"options": {
"systemMessage": "You are a helpful financial analyst assistant. You will receive an input of a description of some financial charts extracted from a report. Summarize the chart/information contained in the chart, highlight the top 3 key findings."
},
"promptType": "define"
},
"typeVersion": 3
},
{
"id": "95977091-8c39-489d-b710-e0847083398c",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
592,
-96
],
"parameters": {
"color": 4,
"width": 976,
"height": 416,
"content": "Image Analyzer"
},
"typeVersion": 1
},
{
"id": "042b9653-1470-4c73-b0cb-c163e7efc7e7",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
592,
336
],
"parameters": {
"width": 976,
"height": 416,
"content": "PDF Extractor & Analyzer"
},
"typeVersion": 1
},
{
"id": "ee50c628-396c-4ed9-836b-241f5e7365f3",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
80,
-96
],
"parameters": {
"color": 5,
"width": 496,
"height": 416,
"content": "Drive Trigger + Filter by type"
},
"typeVersion": 1
},
{
"id": "f5c156c9-f619-442a-9aee-0723833579f0",
"name": "Filter by Type",
"type": "n8n-nodes-base.if",
"position": [
416,
0
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "or",
"conditions": [
{
"id": "b345bc3a-0b4d-4b98-9049-6a422b616901",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mimeType }}",
"rightValue": "image/png"
},
{
"id": "c7b88d28-fd8a-49ae-aac1-38a60585e3a4",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mimeType }}",
"rightValue": "image/webp"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "f2546d73-2bd0-4390-96cf-b05299926069",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1024,
-144
],
"parameters": {
"width": 1024,
"height": 1248,
"content": "Gemini 3 Image & PDF Extractor (Google Drive \u2192 Gemini 3 \u2192 Summary)\n\nAutomatically summarize newly uploaded images or PDF reports using Google Gemini 3, triggered directly from a Google Drive folder.\nPerfect for anyone who needs fast AI-powered analysis of financial reports, charts, screenshots, or scanned documents.\n\n\ud83c\udfa5 Watch the full step-by-step video tutorial:\nhttps://www.youtube.com/watch?v=UuWYT_uXiw0\n\nWhat this template does\n\nThis workflow watches a Google Drive folder for new files and automatically:\n\n1. Detects new uploaded files\nUses Google Drive Trigger\nWatches a specific folder for fileCreated events\nFilters by MIME type:\nimage/png\nimage/webp\napplication/pdf\n\n2. Downloads the file automatically\nDepending on the file type:\nImages \u2192 Download via HTTP Request \u2192 Send to Gemini 3 Vision\nPDFs \u2192 Download via HTTP Request \u2192 Extract content \u2192 Send to Gemini 3\n\n3. Analyzes content using Gemini 3\nTwo separate processing lanes:\n\nImage Lane\nImage is sent to Gemini 3 (Vision / Image Analyze)\nExtracts textual + visual meaning from charts, diagrams, or screenshots\nPasses structured output to an AI Analyst Agent\nAgent summarizes and highlights top 3 findings\n\nPDF Lane\nPDF is downloaded\nText is extracted using Extract From File\nProcessed using Gemini 3 via OpenRouter Chat Model\nAI Analyst Agent summarizes charts/tables and extracts insights\n\nSetup Guide\n\nImport the template into your n8n workspace\nOpen Google Drive Trigger\nSelect your Drive OAuth credential\nReplace folder ID with your target folder\nOpen Gemini 3 / OpenRouter AI Model nodes\nAdd your API credentials\nTest by uploading:\nA PNG/WebP chart screenshot\nA multi-page PDF report\nCheck the execution to view summary outputs\n\n\n\nTroubleshooting\n\nTrigger not firing?\nConfirm your Drive OAuth credential has read access to the folder.\nGemini errors?\nEnsure your model ID matches your API provider:\nmodels/gemini-3-pro-preview\ngoogle/gemini-3-pro-preview\nPDF extraction empty?\nCheck if the file contains selectable text or only images."
},
"typeVersion": 1
},
{
"id": "7f0ce721-5885-4354-9739-9b561dfa12b9",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
64,
-576
],
"parameters": {
"width": 672,
"height": 400,
"content": "@[youtube](UuWYT_uXiw0)"
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "aeae368a-9ff6-49c8-b848-4a900b1c2c7f",
"connections": {
"Download PDF": {
"main": [
[
{
"node": "Extract from File",
"type": "main",
"index": 0
}
]
]
},
"Download Image": {
"main": [
[
{
"node": "Analyze an image",
"type": "main",
"index": 0
}
]
]
},
"Filter by Type": {
"main": [
[
{
"node": "Download Image",
"type": "main",
"index": 0
}
],
[
{
"node": "Download PDF",
"type": "main",
"index": 0
}
]
]
},
"Analyze an image": {
"main": [
[
{
"node": "Analyzer Agent",
"type": "main",
"index": 0
}
]
]
},
"Extract from File": {
"main": [
[
{
"node": "Analyzer Agent (PDF)",
"type": "main",
"index": 0
}
]
]
},
"Google Drive Trigger": {
"main": [
[
{
"node": "Filter by Type",
"type": "main",
"index": 0
}
]
]
},
"OpenRouter Chat Model": {
"ai_languageModel": [
[
{
"node": "Analyzer Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"OpenRouter Chat Model1": {
"ai_languageModel": [
[
{
"node": "Analyzer Agent (PDF)",
"type": "ai_languageModel",
"index": 0
}
]
]
}
}
}
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About this workflow
Automatically summarize newly uploaded images or PDF reports using Google Gemini 3, triggered directly from a Google Drive folder. Perfect for anyone who needs fast AI-powered analysis of financial reports, charts, screenshots, or scanned documents.
Source: https://n8n.io/workflows/11038/ — original creator credit. Request a take-down →
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