AI-Powered Telegram Invoice to Google Sheets Automation

Transform your invoice processing from hours of manual data entry into seconds of automated efficiency. This AI-powered n8n workflow turns your Telegram into a smart invoice processing assistant that extracts data from invoice images and PDFs, then automatically organizes everything in Google Sheets and Google Drive.

What This Workflow Does

• Receives invoice files (JPG, PNG, PDF) through Telegram bot
• Downloads and processes uploaded invoice files automatically
• Uses OCR.space to extract text from invoice images and PDFs
• Leverages OpenAI to identify and structure key invoice fields including invoice numbers, dates, vendor details, customer information, totals, tax amounts, and line items
• Validates AI-extracted data with structured output parsing
• Saves organized invoice data directly to Google Sheets
• Archives original invoice files to Google Drive for record keeping
• Sends confirmation messages back to users via Telegram

Perfect Use Cases

Ideal for freelancers managing client invoices, small business owners tracking expenses, finance teams processing vendor invoices, and operations teams handling invoice approvals. Simply snap a photo of paper invoices or forward PDF invoices to your Telegram bot – the workflow handles the rest automatically.

Key Benefits

• Eliminates tedious manual invoice data entry
• Works directly from Telegram for instant invoice submission
• Supports multiple common invoice formats
• Creates organized invoice database in Google Sheets
• Maintains secure file archive in Google Drive
• Provides immediate processing confirmation

Technical Details

Built with essential n8n nodes including Telegram integration for file handling, Switch nodes for file type routing, Code nodes for data processing, Set nodes for data formatting, and Merge nodes for workflow orchestration. Integrates seamlessly with OCR.space for text extraction, OpenAI for intelligent data parsing, Google Sheets for data storage, and Google Drive for file archiving.

Perfect for n8n users, automation engineers, and SaaS operators looking to streamline invoice processing workflows with AI-powered automation.