GPT-5.1 Codex Max is the newer model, released after Polaris Alpha.
| Spec | GPT-5.1 Codex Max | Polaris Alpha |
|---|---|---|
| Input price | — | Free |
| Output price | — | Free |
| Context window | — | 256K tokens |
| Released | Dec 2025 | Nov 2025 |
Not enough votes to call it. On the specs, GPT-5.1 Codex Max has the edge: bigger model tier, major provider backing.
GPT-5.1 Codex Max uses 225.1x more bold
GPT-5.1 Codex Max is the newer model, released after Polaris Alpha.
| Spec | GPT-5.1 Codex Max | Polaris Alpha |
|---|---|---|
| Input price | — | Free |
| Output price | — | Free |
| Context window | — | 256K tokens |
| Released | Dec 2025 | Nov 2025 |
Not enough votes to call it. On the specs, GPT-5.1 Codex Max has the edge: bigger model tier, major provider backing.
GPT-5.1 Codex Max uses 225.1x more bold