Mira Murati (former OpenAI CTO) just told you the entire voice AI race has been measuring the wrong thing.Thinking Machines' first model release is a voice model with one standout number: 400ms turn-taking latency. That's the gap between when you stop talking and the model starts. Linguists studying conversation across 10 languages found the universal human average is around 200ms. Japanese clocks in at 7ms, Danish at 400ms. Anything over 600ms gets perceived as "awkwardly long" regardless of cu