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July 24, 2026

How Voice AI Agents Work: The Complete Beginner Pipeline Explained (STT → LLM → TTS in 2026)

Voice AIAI CallingVoice AI PipelineSTT LLM TTSHow Voice AI WorksConversational AITough Tongue AI

What happens between the moment you speak and the instant a voice AI agent replies? This beginner-friendly breakdown walks through the full STT → LLM → TTS pipeline and shows why architecture choices determine whether your AI call feels human or robotic.