Model releaseModerate global significanceConfirmed confidence
OpenAI releases GPT-Live-1
OpenAI releases the full-duplex voice model GPT-Live-1 and begins using it as the default model for paid ChatGPT Voice users.
What happened
Event details
GPT-Live-1 continuously processes input and generates output. During a conversation it can decide whether to speak, keep listening, pause, interrupt or call a tool; more complex tasks can be delegated to GPT-5.5 in the background.
Assessment
Why it matters
A published model record with a documented capability or availability change.
65/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Default ChatGPT Voice model for paid users at launch.