OpenAI Newsroom, AlphaSignal, AIHOT featured · Published 2026-09-10

GPT-Live-1: interruptible real-time voice for apps

GPT-Live-1 listens and speaks in the same live conversation, while a backend model can handle reasoning and tools.

Image accompanying “Build more natural voice experiences with GPT‐Live‐1 in the API”
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Speaking does not require strict turns

OpenAI describes a full-duplex model that listens while speaking and responds to pauses, additions and interruptions. Conversation can continue while work happens in the background.

Listening and speaking happen together; reasoning and tool tasks go to the backend. Based on OpenAI’s announcement.
Listening and speaking happen together; reasoning and tool tasks go to the backend. Based on OpenAI’s announcement. · Open full-size image

中文

Voice and backend have different roles

The voice layer handles conversation; paired models can take on deeper reasoning and tool tasks. Developers choose that backend. The two pairs of arrows show speech exchange and delegated work returning a result.

中文

The same pattern extends to phone calls

The announcement lists restaurant reservations and customer support as use cases. A caller adding details mid-conversation illustrates the interaction; completing a booking still depends on the connected systems, tools and permissions.

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