GPT-5 Codex is the newer model, released after DeepSeek R1 0528.
| Spec | DeepSeek R1 0528 | GPT-5 Codex |
|---|---|---|
| Input price | Free | — |
| Output price | Free | — |
| Context window | 164K tokens | — |
| Released | May 2025 | Sep 2025 |
| SWE-bench Verified | 57.6% | 74.5% |
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 DeepSeek R1 0528.
| Spec | DeepSeek R1 0528 | GPT-5 Codex |
|---|---|---|
| Input price | Free | — |
| Output price | Free | — |
| Context window | 164K tokens | — |
| Released | May 2025 | Sep 2025 |
| SWE-bench Verified | 57.6% | 74.5% |
Not enough votes to call it. On the specs, nothing separates them.
GPT-5 Codex uses 14.6x more emoji