GPT Audio is the newer model, released after Kokoro 82M.
| Spec | GPT Audio | Kokoro 82M |
|---|---|---|
| Input price | $2.5/M tokens | — |
| Output price | $10/M tokens | — |
| Context window | 128K tokens | — |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | — |
| Released | Jun 2025 | Dec 2024 |
Not enough votes to call it. On the specs, GPT Audio has the edge: bigger model tier, newer, bigger context window, major provider backing.
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.