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Library / Finance, Invoices & Accounting

Finance, Invoices & Accounting

Track Expenses from Receipts with OCR, OpenAI and Telegram

When a Telegram message with a receipt arrives, OCR and LlamaIndex parse it, AI extracts the expense, and it is logged in Google Sheets.

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The steps

  1. Convert to Base64
  2. Google Vision OCR
  3. Check OCR Result
  4. Extract OCR Text
  5. ☁️ Upload PDF to LlamaIndex
  6. ⏳ Check Parsing Status
  7. 🔁 Condition: Was Parsing Successful?
  8. ⏱ Delay Before Recheck
  9. 📥 Get Parsed Markdown Result
  10. OpenAI
  11. Download VN
  12. AI Categorizer
  13. OpenRouter Chat Model
  14. Structured Output Parser

45 steps in total.

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