{ "id": "NDCN2arRu5tLuP61", "meta": { "instanceId": "36147281c0732d54779505fe69cf0516d4b8760fdbbc308b1950e452edcf85e8", "templateCredsSetupCompleted": true }, "name": "Automate PDF Image Extraction & Analysis with GPT-4o and Google Drive", "tags": [], "nodes": [ { "id": "78bb478a-721d-433f-a615-8f131ef1d87f", "name": "When clicking ‘Test workflow’", "type": "n8n-nodes-base.manualTrigger", "position": [ -1180, 140 ], "parameters": {}, "typeVersion": 1 }, { "id": "b1c2e97b-3539-4e16-89df-434a34c6a243", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -740, -440 ], "parameters": { "color": 3, "width": 360, "height": 480, "content": "### Setup\n1.Set up your credentials when you first open the workflow. You’ll need accounts for OpenAI, Convert API, and Google Drive.\n2.Convert API does not rate-limit your API, sometimes you may receive 503 service unavailable error.\nNevertheless, it doesn’t mean that you cannot convert your file. It simply means that you should retry the conversion in a few seconds.\n3.Upload a PDF with images to Google Drive.\n4.Remove unnecessary parts and retrieve image-related information.\n5.Integrate image and image analysis information together.\n6.Analyze each image using the OPENAI GPT-4o model.\n7.Retrieve all image analysis content and image URL\n8.Integrate multiple image URLs and analysis content\n9.Output content to a .txt file.\n\nTemplate was created in n8n v1.83.2" }, "typeVersion": 1 }, { "id": "3b2a81eb-19b4-4685-90a3-1b4096b2d3b7", "name": "Get pdf file", "type": "n8n-nodes-base.googleDrive", "position": [ -1000, 40 ], "parameters": { "fileId": { "__rl": true, "mode": "list", "value": "1WoqaMgaCD-gChGWUqPRJ7-pxbTozEuXN", "cachedResultUrl": "https://drive.google.com/file/d/1WoqaMgaCD-gChGWUqPRJ7-pxbTozEuXN/view?usp=drivesdk", "cachedResultName": "Building Effective AI Agents _ Anthropic.pdf" }, "options": {}, "operation": "download" }, "credentials": { "googleDriveOAuth2Api": { "id": "nxqV58j7kOaLFzhj", "name": "Google Drive account" } }, "typeVersion": 3 }, { "id": "89208aa8-37d8-424c-a936-52539a9bc7ee", "name": "Get all img_url", "type": "n8n-nodes-base.set", "position": [ -520, 160 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "7715e33a-c5cc-4a22-aa28-ac19a24bbd7c", "name": "url", "type": "string", "value": "={{ $json.Url }}" } ] } }, "typeVersion": 3.4 }, { "id": "5c1ece53-1910-42d6-a1e4-bfa6d5a83fe9", "name": "Analyze image", "type": "@n8n/n8n-nodes-langchain.openAi", "position": [ -360, 40 ], "parameters": { "text": "Please analyze the video in detail and provide a thorough explanation", "modelId": { "__rl": true, "mode": "list", "value": "gpt-4o", "cachedResultName": "GPT-4O" }, "options": {}, "resource": "image", "simplify": false, "imageUrls": "={{ $json.url }}", "operation": "analyze" }, "credentials": { "openAiApi": { "id": "4wadssyBOfOAfo2P", "name": "OpenAi account" } }, "typeVersion": 1.8 }, { "id": "9e09364d-fb82-4524-b6aa-b8a6040893ba", "name": "Extract pdf image", "type": "n8n-nodes-base.httpRequest", "position": [ -840, 140 ], "parameters": { "url": "https://v2.convertapi.com/convert/pdf/to/extract-images", "method": "POST", "options": {}, "sendBody": true, "contentType": "multipart-form-data", "sendHeaders": true, "authentication": "genericCredentialType", "bodyParameters": { "parameters": [ { "name": "StoreFile", "value": "true" }, { "name": "ImageOutputFormat", "value": "jpg" }, { "name": "File", "parameterType": "formBinaryData", "inputDataFieldName": "data" } ] }, "genericAuthType": "httpHeaderAuth", "headerParameters": { "parameters": [ {} ] } }, "credentials": { "httpHeaderAuth": { "id": "5hUN8DpheywQE5v6", "name": "convertapi extract image" } }, "retryOnFail": true, "typeVersion": 4.2, "waitBetweenTries": 5000 }, { "id": "8fd6e8ae-bea1-4d7f-8599-7bf6f4eee9e5", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ -1080, 280 ], "parameters": { "color": 5, "width": 202, "height": 99, "content": "### You can exchange this with any trigger you like (*e.g. google drive trigger*)" }, "typeVersion": 1 }, { "id": "b0ce7fdd-7328-49b2-8ec6-797205aa7ab5", "name": "Get image data", "type": "n8n-nodes-base.splitOut", "position": [ -680, 40 ], "parameters": { "options": {}, "fieldToSplitOut": "Files" }, "typeVersion": 1 }, { "id": "c5855876-41d9-46a4-bdec-e60effa116e8", "name": "Sticky Note3", "type": "n8n-nodes-base.stickyNote", "position": [ -1060, -220 ], "parameters": { "width": 300, "content": "### PDF Image Extraction and Analysis with GPT-4o\nThis n8n workflow automates the process of extracting images from PDF files and analyzing them with AI, then compiling the results into a document." }, "typeVersion": 1 }, { "id": "7cea9e1b-0094-4220-bdf6-f13ab795e394", "name": "Get image analyze content", "type": "n8n-nodes-base.set", "position": [ -200, 160 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "2868a5bd-86a8-4962-a867-b4a354276181", "name": "content", "type": "string", "value": "={{ $('Get all img_url').item.json.url }}\n{{ $json.choices[0].message.content }}" } ] } }, "typeVersion": 3.4 }, { "id": "de4b6fab-d086-4bf3-81fc-a6f7b7eac24b", "name": "Integrate all content to a a content", "type": "n8n-nodes-base.code", "position": [ -40, 40 ], "parameters": { "jsCode": "const mergedContent = items.map(item => item.json.content).join('\\n');\n\nreturn [\n {\n json: {\n content: mergedContent\n }\n }\n];\n" }, "typeVersion": 2 }, { "id": "e66f7c66-9096-4bf5-b1dc-02dafeaa62ee", "name": "Output content to a .txt file", "type": "n8n-nodes-base.convertToFile", "position": [ 140, 140 ], "parameters": { "options": {}, "operation": "toText", "sourceProperty": "content" }, "typeVersion": 1.1 } ], "active": false, "pinData": {}, "settings": { "timezone": "Asia/Taipei", "callerPolicy": "workflowsFromSameOwner", "executionOrder": "v1" }, "versionId": "4c2771a6-f532-4bfd-bb98-3eae8b0ee85a", "connections": { "Get pdf file": { "main": [ [ { "node": "Extract pdf image", "type": "main", "index": 0 } ] ] }, "Analyze image": { "main": [ [ { "node": "Get image analyze content", "type": "main", "index": 0 } ] ] }, "Get image data": { "main": [ [ { "node": "Get all img_url", "type": "main", "index": 0 } ] ] }, "Get all img_url": { "main": [ [ { "node": "Analyze image", "type": "main", "index": 0 } ] ] }, "Extract pdf image": { "main": [ [ { "node": "Get image data", "type": "main", "index": 0 } ] ] }, "Get image analyze content": { "main": [ [ { "node": "Integrate all content to a a content", "type": "main", "index": 0 } ] ] }, "Output content to a .txt file": { "main": [ [] ] }, "When clicking ‘Test workflow’": { "main": [ [ { "node": "Get pdf file", "type": "main", "index": 0 } ] ] }, "Integrate all content to a a content": { "main": [ [ { "node": "Output content to a .txt file", "type": "main", "index": 0 } ] ] } } }