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Telegram bots2025 / Monitor Bot

Monitor Bot

Telegram chat monitoring system. Scans channels and groups for custom keywords, using the Natasha NLP library for advanced morphological analysis.

My role

Own development. Implementation details below.

Scope

Monitor Bot

Links

No public link published

01 / The challenge

What the product does

Monitor Bot is a lead-generation scanner for Telegram. The bot listens to targeted public groups, processes text through the Natasha NLP engine to resolve root word stems, and forwards hot leads to the user.

02 / The solution

Monitor Bot

Monitor Bot is a lead-generation scanner for Telegram. The bot listens to targeted public groups, processes text through the Natasha NLP engine to resolve root word stems, and forwards hot leads to the user.

  • Keyword filtering
  • NLP (Natasha)
  • QR generation
Technology
Implementation details
  • Handling session client parameters on Telethon to monitor channels without triggering Telegram API flood bans.
  • Tuning NLP lemmatizer rules to avoid spam matching while preserving true positive lead captures.
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