Model
gpt-live-1
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- Models & capabilities 2
OpenAI brings its full-duplex voice model to the API
GPT-Live-1, which listens and speaks at once and delegates reasoning to a back-end model, opens to developers at $0.05/minute; OpenAI says it lifts Full Duplex Bench interactivity 30 points over its previous real-time model.
Models & capabilities
OpenAI launches GPT Live, a continuous voice interaction model
A full-duplex architecture lets the model listen and speak simultaneously and decide whether to interrupt, pause or hand off to GPT-5.5, replacing ChatGPT's turn-based voice mode.
Models & capabilities