Optimus Alpha has a larger context window than GPT-5.2 Pro (1.0M tokens vs 400K tokens).
| Spec | GPT-5.2 Pro | Optimus Alpha |
|---|---|---|
| Input price | $21/M tokens | — |
| Output price | $168/M tokens | — |
| Context window | 400K tokens | 1.0M tokens |
| Released | Dec 2025 | Apr 2025 |
Not enough votes to call it. On the specs, GPT-5.2 Pro has the edge: bigger model tier, newer, major provider backing.
Optimus Alpha uses 17.0x more transitions
Optimus Alpha has a larger context window than GPT-5.2 Pro (1.0M tokens vs 400K tokens).
| Spec | GPT-5.2 Pro | Optimus Alpha |
|---|---|---|
| Input price | $21/M tokens | — |
| Output price | $168/M tokens | — |
| Context window | 400K tokens | 1.0M tokens |
| Released | Dec 2025 | Apr 2025 |
Not enough votes to call it. On the specs, GPT-5.2 Pro has the edge: bigger model tier, newer, major provider backing.
Optimus Alpha uses 17.0x more transitions