✨ Multi-modal expense tracking with GPT-4, Gemini OCR, and voice via Telegram
⚡ 968 views · ✨ AI & LLMs
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Description
This n8n template creates an intelligent expense tracking system 🤖 that processes text, voice, and receipt images through Telegram. The assistant automatically categorizes expenses, handles currency conversions 🌍, and maintains financial records in Google Sheets while providing smart spending insights 💡.
Use Cases:
- 🗣️ Personal expense tracking via Telegram chat
- 🧾 Receipt scanning and data extraction
- 💱 Multi-currency expense management
- 📂 Automated financial categorization
- 🎙️ Voice-to-expense logging
- 📊 Daily/weekly/monthly spending analysis
How it works:
- Multi-Input Processing: Telegram trigger captures text messages, voice notes, and receipt images.
- Content Analysis: A Switch node routes different input types (text, audio, images) to appropriate processors.
- Voice Processing: ElevenLabs converts voice messages to text for expense extraction.
- Receipt OCR: Google Gemini analyzes receipt images to extract amounts and descriptions.
- Expense Classification: An LLM determines if the input is an expense or a general query.
- Expense Parsing: For multiple expenses, the AI splits and normalizes each item.
- Currency Conversion: An exchange rate API converts foreign currencies to USD.
- Smart Categorization: The AI agent assigns expenses to predefined categories with emojis.
- Data Storage: Google Sheets stores all expense records with automatic totals.
- Intelligent Responses: The agent provides spending summaries, alerts, and financial insights.
Requirements:
- 🌐 Telegram Bot API access
- 🤖 OpenAI, Gemini, or any other AI model
- 🗣️ ElevenLabs API for voice processing
- 📝 Google Sheets API access
- 💹 Exchange rate API access
Good to know:
- ⚠️ Daily spending alerts trigger when expenses exceed 100 USD.
- 🏷️ Supports 12 predefined expense categories with emoji indicators.
- 🔄 Automatic currency detection and conversion to USD.
- 🎤 Voice messages are processed through speech-to-text.
- 📸 Receipt images are analyzed using computer vision.
Customizing this workflow:
- ✏️ Modify expense categories in the system prompt.
- 📈 Adjust spending alert thresholds.
- 💵 Change the base currency from USD to your preferred currency.
- ✅ Add additional expense validation rules.
- 🔗 Integrate with other financial platforms.
🔗 Nodes Used
HTTP Request, Telegram, Telegram Trigger, AI Agent, Basic LLM Chain, Calculator
📥 Import
Download workflow.json and import into n8n:
Workflow menu → Import from File