Regarding the question of why the specific name Nova is often picked. First of all, the Nova name is one of the OpenAI TTS Voices which are:
OpenAI TTS API Voice Names:
• Alloy
• Ash
• Coral
• Echo
• Fable
• Onyx
• Nova
• Sage
• Shimmer
I tested various models in various settings. Nova was a very popular first choice, followed by Echo. ChatGPT-4o (latest) and o3-mini and o3-mini-high absolutely love picking Nova as first choice. gpt-4o-mini interestingly picks it most of the time in the app version of ChatGPT but much less frequently in API with no system message. Ad... (read more)
Regarding the question of why the specific name Nova is often picked. First of all, the Nova name is one of the OpenAI TTS Voices which are:
OpenAI TTS API Voice Names:
• Alloy
• Ash
• Coral
• Echo
• Fable
• Onyx
• Nova
• Sage
• Shimmer
I tested various models in various settings. Nova was a very popular first choice, followed by Echo. ChatGPT-4o (latest) and o3-mini and o3-mini-high absolutely love picking Nova as first choice. gpt-4o-mini interestingly picks it most of the time in the app version of ChatGPT but much less frequently in API with no system message. Ad... (read more)