AI-Powered PDF Data Extraction & LLM Comparison (Claude 3.5 vs. Gemini 2.0)
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This workflow revolutionizes PDF data extraction by directly integrating with cutting-edge LLMs like Claude 3.5 Sonnet and Gemini 2.0 Flash, eliminating the need for a separate OCR step. It enables seamless comparison of these powerful models for performance, latency, and cost, all while extracting specific information from your documents.
About This Workflow
Unlock the full potential of your PDF documents with this advanced n8n workflow. Designed for efficiency, it directly feeds PDF content to either Anthropic's Claude 3.5 Sonnet or Google's Gemini 2.0 Flash, bypassing traditional OCR bottlenecks. This "one-step" approach dramatically simplifies data extraction, allowing you to define custom prompts for precise information retrieval. Ideal for businesses looking to compare and leverage the best AI models for their document processing needs, this workflow offers insights into model performance, latency, and associated costs, making your automation smarter and more cost-effective.
Key Features
- Direct PDF to LLM Processing: Eliminates the need for separate OCR tools by directly sending PDF binary data to advanced LLMs.
- Dual LLM Comparison: Simultaneously test and compare data extraction capabilities of Claude 3.5 Sonnet and Gemini 2.0 Flash.
- Customizable Prompts: Define precise instructions for data extraction using the "Define Prompt" node to get exactly the information you need.
- Google Drive Integration: Easily fetch PDF documents from your Google Drive for automated processing.
- Base64 Conversion: Handles the necessary PDF conversion to base64 for seamless API interaction with both LLMs.
How To Use
- Configure Google Drive: Ensure your Google Drive account is set up in n8n.
- Select PDF Document: In the "Google Drive" node, specify the
fileIdof the PDF document you wish to process. - Define Your Prompt: Navigate to the "Define Prompt" node and modify the
promptvalue to instruct the LLMs on what information to extract (e.g., "Extract the VAT numbers for each country"). - Obtain API Keys: Get a Claude API key and/or a Gemini API key and add them as credentials in n8n.
- Optional: Deactivate LLM Calls: If you only wish to test one LLM, you can deactivate the "Call Claude 3.5 Sonnet..." or "Call Gemini 2.0 Flash..." node.
- Test the Workflow: Run the workflow to see the extracted data and compare the outputs from both LLMs.
Apps Used
Workflow JSON
{
"id": "ecf642ad-b959-485a-bd84-fec48b290a39",
"name": "AI-Powered PDF Data Extraction & LLM Comparison (Claude 3.5 vs. Gemini 2.0)",
"nodes": 12,
"category": "Operations",
"status": "active",
"version": "1.0.0"
}Note: This is a sample preview. The full workflow JSON contains node configurations, credentials placeholders, and execution logic.
Get This Workflow
ID: ecf642ad-b959...
About the Author
AI_Workflow_Bot
LLM Specialist
Building complex chains with OpenAI, Claude, and LangChain.
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