Invoice processor & validator with OCR, AI & Google Sheets

Say goodbye to manual invoice checking! This smart workflow automates your entire invoice processing pipeline using AI, OCR, and Google Sheets. --- ⚙️ What This Workflow Does: 📥 1. Reads an invoice PDF — Select a local PDF invoice from your machine. 🔍 2. Extracts raw text using OCR — Converts scanned or digital PDFs into readable text. 🧠 3. AI Agent processes the text — Transforms messy raw text into clean JSON using natural language understanding. 🧱 4. Structures and refines the JSON — Converts AI output into a structured, usable format. 🔄 5. Splits item-wise data — Extracts individual invoice line items with all details. 🆔 6. Generates unique keys — Creates a unique identifier for each item for tracking. 📊 7. Updates Google Sheet — Adds extracted items to your designated sheet automatically. 📂 8. Fetches master item data — Loads your internal product master to validate against. ✅ 9. Validates item name & cost — Compares extracted items with your official records to verify accuracy. 📌 10. Updates results per item — Marks each item as Valid or Invalid in the sheet based on matching. --- 💼 Use Case: Perfect for businesses, freelancers, or operations teams who receive invoices and want to automate validation, detect billing errors, and log everything seamlessly in Google Sheets — all using the power of AI + n8n. > 🔁 Fast. Accurate. Zero manual work. --- OCR #AI #Invoices #Automation.