AI Audio
How we built a realtime system for responsive voice AI in six months
Publisher preview
For voice AI, knowing when to speak is harder than it sounds. Human speakers effortlessly hand off to each other in a fraction of a second, but previous voice AI systems couldn’t keep up with this rhythm. Their turn-based architecture relied on tiny models known as turn detectors, which faced an unenviable task: guess too soon, and the user gets cut off; guess too late, and the response feels sluggish. Only after the detector made its decision could the much larger LLM get to work. GPT‑Live, our third-generation voice system,…


