# OpenAI Details the Full-Duplex Design Behind Its Realtime Voice Model

GPT-Live listens and speaks at the same time, deciding many times per second whether to talk, wait or interrupt, and hands hard questions to GPT-5.5 in the background.

- Published: 2026-08-05T05:32:18.568Z
- Canonical: https://polylog.news/ai/2026-08-05/openai-details-the-full-duplex-design-behind-its-realtime-vo
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Polylog editors](https://polylog.news), [OpenAI](https://openai.com/index/introducing-gpt-live/), [MarkTechPost](https://www.marktechpost.com/2026/07/08/openai-releases-gpt-live-and-gpt-live-1-mini-full-duplex-voice-models-that-delegate-deeper-reasoning-to-gpt-5-5/)

OpenAI has published more detail on how GPT-Live produces conversations without turn-taking. The AI Post channel summarized the mechanism as continuous audio, meaning the model listens and speaks at the same time rather than waiting for the…

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