GPT-5.1 Codex Max is the newer model, released after Gemini 1.5 Pro.
| Spec | Gemini 1.5 Pro | GPT-5.1 Codex Max |
|---|---|---|
| Input price | $3.5/M tokens | — |
| Output price | $10.5/M tokens | — |
| Context window | 1.0M tokens | — |
| Released | Feb 2024 | Dec 2025 |
Not enough votes to call it. On the specs, GPT-5.1 Codex Max has the edge: bigger model tier, newer.
Gemini 1.5 Pro uses 3.4x more transitions
GPT-5.1 Codex Max is the newer model, released after Gemini 1.5 Pro.
| Spec | Gemini 1.5 Pro | GPT-5.1 Codex Max |
|---|---|---|
| Input price | $3.5/M tokens | — |
| Output price | $10.5/M tokens | — |
| Context window | 1.0M tokens | — |
| Released | Feb 2024 | Dec 2025 |
Not enough votes to call it. On the specs, GPT-5.1 Codex Max has the edge: bigger model tier, newer.
Gemini 1.5 Pro uses 3.4x more transitions