AI Invoice Generator – Telegram Bot - N8N Workflow Automation Template

This workflow enables users to generate professional invoices directly from Telegram using natural language input. Upon receiving a message, it uses AI to extract invoice data, calculates totals and taxes, formats it into a custom HTML template, converts it to a PDF, and returns it to the user—all within Telegram.

Key Features:

• 📥 Telegram bot trigger and message routing
• 🤖 AI-powered invoice data extraction using LangChain
• 🎨 Stylish HTML invoice template generation
• 📄 PDF conversion via PDF.co API
• 📤 Instant delivery of the invoice PDF to the user

Ideal for freelancers, consultants, and service providers seeking fast, automated invoicing.