GPT Audio
OpenAI
openai/gpt-audioGPT-Audio is OpenAI's model for natural speech input and output, generating expressive spoken responses directly from audio prompts. It is designed for voice assistants, spoken dialogue apps, and other audio-native interactions.
Cost rate
2x
Context
128K
Released
Jan 19, 2026
Input
TextAudio
Output
TextAudio
Support
ReasoningTool callingStructured outputs