GPT-Live-1 is now available in the API.
Bring ChatGPT’s natural back-and-forth to your app, with voice agents that listen while they speak and work with the models and harness you choose.
OpenAI Developers
@OpenAIDevs
GPT-Live-1 finally makes conversations fluid.
It distinguishes speech from background noise, so café chatter doesn’t have to stop the conversation ☕
You can even add a detail you just thought of or change direction mid-conversation without waiting for the model to finish its speaking turn.
It distinguishes speech from background noise, so café chatter doesn’t have to stop the conversation ☕
You can even add a detail you just thought of or change direction mid-conversation without waiting for the model to finish its speaking turn.
5:20 PM UTC · Sep 10, 2026 · 174.2K Views
1126646184
OpenAI Developers
@OpenAIDevs
GPT-Live-1 handles listening and speaking in one model, cutting out extra handoffs so the conversation moves fasterrrrrrr 🏎️
And you can keep talking while your backend model handles reasoning and tool calls.
And you can keep talking while your backend model handles reasoning and tool calls.
5:20 PM UTC · Sep 10, 2026 · 83K Views
51933761
OpenAI Developers
@OpenAIDevs
Shape your voice agent’s personality with instructions for tone, pacing, and expressiveness.
GPT-Live-1 can mirror the tone and emotion in a speaker’s voice and adapt to their pace.
You can also set its language and response length.
GPT-Live-1 can mirror the tone and emotion in a speaker’s voice and adapt to their pace.
You can also set its language and response length.
5:20 PM UTC · Sep 10, 2026 · 77.5K Views
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