Extract and Process Invoices with GPT-4, Google Drive, and Google Sheets

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This template is a fully automated AI invoice processing workflow for n8n. It watches a Google Drive folder for new invoice PDFs, extracts all key information using an AI Agent, assigns the correct booking account, saves the renamed invoice in the right Drive folder, and updates your Google Sheets booking list. A perfect starter template if you want to build your own AI-powered accounting automation. What this workflow does Monitors a Google Drive folder for new invoice PDFs. Downloads and ext