OpenAI engineer: gpt-live-1 is full duplex and runs no voice isolation up front

pbbakkum · x · 2026-10-15

An OpenAI engineer (pbbakkum) confirmed that gpt-live-1 runs no voice isolation/noise reduction in front of the model, and that it is genuinely full duplex — a constant stream of input and output audio in parallel. He caveated that some WebRTC clients may apply their own noise reduction / voice isolation.

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