Aurora Alpha is cheaper than OpenAI o3 at $0/M vs $10/M input tokens.
| Spec | Aurora Alpha | OpenAI o3 |
|---|---|---|
| Input price | Free | $10/M tokens |
| Output price | Free | $40/M tokens |
| Context window | 128K tokens | — |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Feb 2026 | Apr 2025 |
Not enough votes to call it. On the specs, OpenAI o3 has the edge: bigger model tier, major provider backing.
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 8 Sep 2026.
Aurora Alpha uses 10.0x more emoji