[ChatGPT Voice Now Supports GPT-5.6 Sol and GPT-6 Astra] Atty Eleti, a member of the OpenAI product team, announced that ChatGPT Voice now supports GPT-5.6 Sol and GPT-6 Astra. Users can freely choose the model and inference intensity; Pro users can select these models, and the voice mode will invoke the chosen model when search or inference is required. This feature operates based on GPT-Live and delegates search and inference tasks to cutting-edge models. When the voice feature calls the underlying text model for responses, it will count toward the message quota of the respective model.