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Morning Edition · Tuesday, August 4, 2026Published at 2:16 AM EDT · New York
OpenAI Details the Full-Duplex Stack Behind GPT-Live, Built in Six Months
The system removes the separate voice-activity detector entirely and trains a speech-native model that listens and speaks at the same time.
OpenAI published an engineering account on August 3 of how it built the realtime system behind GPT-Live, the voice stack it shipped on July 8. The architecture is turnless and full duplex, meaning the model listens and speaks simultaneously…
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