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n8n template$39By Vadym Nahornyi

Protect Telegram groups with math CAPTCHA verification and Google Sheets

Why this template rocks ๐Ÿš€ Lightning-fast setup - Deploy in under 5 minutes ๐Ÿ’ก Zero AI costs - Uses simple math instead of expensive LLM calls ๐Ÿ›ก๏ธ 99% spam blocking - Mathematical CAPTCHAs stop bots instantly โšก Ultra-...

Data & StorageProductivityDevelopmentCore NodesCommunicationHITLTelegram TriggerIf
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Template notes

Why this template rocks

๐Ÿš€ Lightning-fast setup - Deploy in under 5 minutes ๐Ÿ’ก Zero AI costs - Uses simple math instead of expensive LLM calls ๐Ÿ›ก๏ธ 99% spam blocking - Mathematical CAPTCHAs stop bots instantly โšก Ultra-efficient - Runs on minimal resources, scales to thousands of users ๐ŸŽฏ Plug-and-play - Just add your bot token and Google Sheet ID

Who's it for

Smart community managers who want maximum protection with minimum complexity. Perfect for: - ๐ŸŽฎ Gaming communities (Discord alternatives) - ๐Ÿ’ผ Professional Telegram groups - ๐Ÿ“š Educational channels with 100+ members - ๐ŸŒ Any public group facing spam bot invasions - ๐Ÿ’ฐ Communities wanting to save on AI API costs

What it does

This isn't another complicated AI bot - it's a lean, mean spam-fighting machine that works smarter, not harder.

๐Ÿง  Simple brilliance: Instead of expensive AI that can be fooled, we use basic math (1+1=?) that bots consistently fail ๐ŸŽฏ Instant results: New member joins โ†’ Gets math question โ†’ Answers correctly = Welcome! / Wrong answer = Banned ๐Ÿงน Auto-cleanup: All verification messages disappear automatically - your chat stays pristine ๐Ÿ“Š Smart tracking: Google Sheets integration tracks everything without bloating your database

The genius is in the simplicity - real humans solve "7+3=?" in 2 seconds, bots struggle or ignore it completely.