Sonoma Dusk Alpha is cheaper than GPT-5.5 at $0/M vs $5/M input tokens.
| Spec | GPT-5.5 | Sonoma Dusk Alpha |
|---|---|---|
| Input price | $5/M tokens | Free |
| Output price | $30/M tokens | Free |
| Context window | 1.1M tokens | 2.0M tokens |
| Released | Apr 2026 | Sep 2025 |
Not enough votes to call it. On the specs, nothing separates them.
Sonoma Dusk Alpha uses 9.6x more transitions
Sonoma Dusk Alpha is cheaper than GPT-5.5 at $0/M vs $5/M input tokens.
| Spec | GPT-5.5 | Sonoma Dusk Alpha |
|---|---|---|
| Input price | $5/M tokens | Free |
| Output price | $30/M tokens | Free |
| Context window | 1.1M tokens | 2.0M tokens |
| Released | Apr 2026 | Sep 2025 |
Not enough votes to call it. On the specs, nothing separates them.
Sonoma Dusk Alpha uses 9.6x more transitions