GPT-5 Codex is the newer model, released after Gemini 2.0 Pro Experimental.
| Spec | Gemini 2.0 Pro Experimental | GPT-5 Codex |
|---|---|---|
| Context window | 2.0M tokens | — |
| Released | Jan 2025 | Sep 2025 |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5 Codex uses 14.6x more emoji
GPT-5 Codex is the newer model, released after Gemini 2.0 Pro Experimental.
| Spec | Gemini 2.0 Pro Experimental | GPT-5 Codex |
|---|---|---|
| Context window | 2.0M tokens | — |
| Released | Jan 2025 | Sep 2025 |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5 Codex uses 14.6x more emoji