Show HN: CallSitter – bot that answers my calls and wastes scammers' time

Category: ai-ml

Tags: voice-ai, telephony, scam-prevention, openai, telegram-bot

Score: 6.8/10 (Innovation: 7, Technical: 8, Documentation: 7, Utility: 5)

CallSitter is an AI-powered phone agent that answers calls, wastes scammers' time, politely declines sales calls, and takes messages from genuine callers. It combines speech AI, a transcript classifier, and a deterministic call flow with Telegram control for real-time oversight and takeover, making it a novel and practically interesting project for privacy and anti-spam use.

Target audience: backend developers, AI engineers, privacy enthusiasts

Repository: https://github.com/szerintedmi/callsitter · TypeScript · Apache-2.0 · 19 stars

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