# GPT Audio: AI model fact sheet

- **Provider:** openai
- **Released:** 2025-06-17
- **Context window:** 128,000 tokens
- **API pricing:** $2.50 / 1M input, $10.00 / 1M output
- **OpenRouter ID:** openai/gpt-audio
- **Capabilities:** text-to-speech, audio-generation, conversation

OpenAI's first generally available audio model. Features an upgraded decoder for more natural sounding voices and maintains better voice consistency. Supports both text and audio input/output.

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/gpt-audio