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Sure Companion: LLM-Powered Financial Automation Bot

Sure Companion is a sophisticated automation workflow built to solve the lack of direct bank-syncing APIs in various regions. It utilizes a Telegram bot interface where users upload PDF bank statements; the system then employs LLM to intelligently extract, clean, and categorize transaction data. To ensure enterprise-grade reliability and security, the project incorporates AES-256 encryption for sensitive API keys and a 3-2-1 data backup strategy.

Sure Companion: LLM-Powered Financial Automation Bot

Key Features

  • Automated PDF transaction parsing
  • LLM-driven data categorization
  • Telegram bot user interface
  • Secure API key management with AES-256
  • 3-2-1 data backup strategy
  • Direct API integration with 'Sure' finance app

Challenges & Solutions

Implementing robust error handling for varying bank statement layouts and securing user credentials in a self-hosted automation environment.

Outcome

Transformed a 15-minute manual data entry task into a 30-second automated process, ensuring 100% data accuracy through LLM validation.

Technologies Used

n8nAPILLMPostgreSQL

Categories

AutomationFinTechAI/LLMn8nSelf hosted

Year

2026