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OpenAI's GPT-Live-1 API lets developers build apps that talk and listen at the same time

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OpenAI's GPT-Live-1 API lets developers build apps that talk and listen at the same time

The Decoder · Sep 10, 2026, 5:47 PM UTC

OpenAI releases GPT-Live-1 as a developer API. The full-duplex speech model scores 80.1 percent in interactivity tests, up from 45.4 percent for its predecessor. At $0.05 per minute, it's not cheap. The article OpenAI's GPT-Live-1 API lets developers build apps that talk and listen at the same time appeared first on The Decoder .