Why use gpt-audio-1.5 on OpenAI API?
OpenAI API offers gpt-audio-1.5 with pay-as-you-go pricing at $2.50/1M input tokens. OpenAI is a leading AI research and deployment company dedicated to developing safe and beneficial artificial general intelligence (AGI) for humanity.
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $2.50 |
| Output tokens | $10.00 |
| Audio input | $32.00 |
Capabilities
About gpt-audio-1.5
Best voice model for audio in / audio out via the Chat Completions API (non-realtime). Replaces deprecated gpt-4o-audio-preview (shut down May 7, 2026).
FAQ
What does gpt-audio-1.5 cost on OpenAI API?
On OpenAI API, gpt-audio-1.5 costs $2.50 per 1M input tokens and $10.00 per 1M output tokens.
What is the context window for gpt-audio-1.5 on OpenAI API?
gpt-audio-1.5 supports a 128,000 token context window on OpenAI API.
What API model ID do I use for gpt-audio-1.5 on OpenAI API?
Use the model ID gpt-audio-1.5 when calling OpenAI API's API.
Who created gpt-audio-1.5?
gpt-audio-1.5 was created by OpenAI as part of the GPT Audio model family.
Is gpt-audio-1.5 open source?
gpt-audio-1.5 is not open source; the seed data lists it as proprietary.