OpenAI Releases GPT-Live-1 in API for More Natural Voice Experiences
Source OpenAI
At a glance
OpenAI has released GPT-Live-1, its voice conversation model, as an API for developers. It supports full-duplex conversation (a two-way, simultaneous call style where both sides can talk at once), has improved instruction-following, and also offers custom voices and phone connection features.
The original site blocks automatic reading or only shows its text in a browser, so this note covers just the headline and introduction. See the original article below for the full story.
Original article
Build more natural voice experiences with GPT‑Live‑1 in the API
OpenAI · Sep 10, 2026, 9:00 AM GMT+9 · openai.com
Read on OpenAIAI rewrote the original article's headline and introduction in plain English. Please check the original for accuracy. The article's copyright belongs to OpenAI.