Advanced Voice Mode
https://help.openai.com/en/articles/9617425-advanced-voice-mode-faqAdvanced Voice Mode - FAQ
https://gyazo.com/8e0f58d97d0cf3e5aedff3d26afc906d
ChatGPTの機能
https://help.openai.com/en/articles/8400625-voice-mode-faqVoice mode FAQ
GPT-4o及びGPT-4o miniの音声トークンが使われる