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Extract & Categorize Receipt Data with Google OCR, OpenRouter AI & Telegram

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Created by: Khairul Muhtadin || khmuhtadin

Khairul Muhtadin

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Last update a month ago

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Effortlessly track your expenses with MoneyMate, an n8n workflow that transforms receipts into organized financial insights.

Upload a photo or text via Telegram, and let MoneyMate extract key details—store info, transaction dates, items, and totals—using Google Vision OCR and AI-powered parsing via OpenRouter.

It categorizes expenses (e.g., Food & Beverages, Transport, Household) and delivers a clean, emoji-rich summary back to your Telegram chat. Handles zero-total errors with a friendly nudge to double-check inputs.

Perfect for freelancers, small business owners, or anyone seeking hassle-free expense management. No database required, ensuring privacy and simplicity. Deploy MoneyMate and take control of your finances today!

Key Features

  • 📱 Telegram Integration: Input via photo or text, receive summaries instantly.
  • 📸 Receipt Scanning: Converts receipt images to text using Google Vision API.
  • 🤖 AI Parsing: Categorizes transactions with OpenRouter’s AI analysis.
  • 🛡️ Privacy-First: Processes data on-the-fly without storage.
  • ⚠️ Smart Error Handling: Catches zero totals with user-friendly prompts.
  • 📊 Flexible Categories: Supports Income/Expense and custom expense types.

Ideal For

  • Budget-conscious individuals managing personal finances.
  • Entrepreneurs tracking business expenses.
  • Teams needing quick, automated expense reporting.

Pre-Requirements

  • n8n Instance: A running n8n instance (cloud or self-hosted).
  • Credentials:
    • Telegram: A bot token and webhook setup (obtained via BotFather). For more information, please refer to Telegram bots creation
    • Google Cloud: A service account with Google Vision API enabled and API key. For more informations, please refer to Google cloud Vision
    • OpenRouter: An account with API access for AI language model usage.
  • Telegram Bot: A configured Telegram bot to receive inputs and send summaries.

Setup Instructions

  • Import Workflow: Copy the MoneyMate workflow JSON and import it into your n8n instance using the "Import Workflow" option.
  • Set Up Telegram Bot: Create a bot via BotFather on Telegram to get a token and set up a webhook. For detailed steps, refer to n8n’s Telegram setup guide.
  • Configure Credentials:
    • In the Telegram Trigger, Send Error Message, and Send Expense Summary nodes, add Telegram API credentials with your bot token.
    • In the Get Telegram File and Download Image nodes, ensure Telegram API credentials are linked.
    • In the Google Vision OCR node, add Google Cloud credentials with Google Vision API access.
    • In the OpenRouter AI Model node, set up OpenRouter API credentials.
  • Test the Workflow: Send a test receipt photo or text (e.g., "Lunch 50,000 IDR") via Telegram and verify the summary in your chat.
  • Activate: Enable the workflow in n8n to run automatically for each input.

Customization Options

  • Add Categories: Modify the AI Categorizer node to include new expense types (e.g., Entertainment).
  • Change Output Format: Adjust the Format Summary Message node to include more details like taxes or payment methods.
  • Switch AI Model: In the OpenRouter AI Model node, select a different OpenRouter model for better parsing.
  • Store Data: Add a Google Sheets node after Parse Receipt Data to save expense records.
  • Enhance Errors: Include an email notification node after Check Invalid Input for failed inputs.

Why Choose MoneyMate?

Save time, reduce manual entry, and gain clarity on your spending with MoneyMate’s AI-driven workflow. Ready to streamline your finances? Get MoneyMate now!