GPT-4o Audio vs GPT Audio
GPT Audio is the newer model, released after GPT-4o Audio.
Narrator Storytelling
Red door in an ancient forest, read aloud. Warmth and pacing, no theatrics.
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Which answer wins?
Price and specs
| Spec | GPT-4o Audio | GPT Audio |
|---|---|---|
| Input price | $2.5/M tokens | $2.5/M tokens |
| Output price | $10/M tokens | $10/M tokens |
| Context window | 128K tokens | 128K tokens |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Mar 2025 | Jun 2025 |
| At 10M a month | $25.00 | $25.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
GPT-4o Audio
No hosts listed on OpenRouter.
GPT Audio1 host
Per million tokens. Prices and uptime via OpenRouter, checked 12 Oct 2026.
Common questions
What is the difference between GPT-4o Audio and GPT Audio?
Both are developed by OpenAI but target different use cases. GPT-4o Audio has a 128K token context window vs GPT Audio's 128K. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.
Which is better, GPT-4o Audio or GPT Audio?
It depends on your use case. GPT-4o Audio and GPT Audio each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 6 challenges so you can judge which fits your needs best.
How much does GPT-4o Audio cost compared to GPT Audio?
GPT-4o Audio costs $2.5/M input tokens and GPT Audio costs $2.5/M input tokens. GPT Audio is $0.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.
How can I compare GPT-4o Audio and GPT Audio on Rival?
This page shows a side-by-side comparison of GPT-4o Audio and GPT Audio across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.