Claude Opus 4.5 is the newer model, released after GPT-5 Mini.
| Spec | Claude Opus 4.5 | GPT-5 Mini |
|---|---|---|
| Input price | — | $0.25/M tokens |
| Output price | — | $2/M tokens |
| Released | Nov 2025 | Aug 2025 |
| SWE-bench Verified | 80.9% | ~70% |
Not enough votes to call it. On the specs, Claude Opus 4.5 has the edge: bigger model tier, newer.
Claude Opus 4.5 uses 580.0x more bold
Claude Opus 4.5 is the newer model, released after GPT-5 Mini.
| Spec | Claude Opus 4.5 | GPT-5 Mini |
|---|---|---|
| Input price | — | $0.25/M tokens |
| Output price | — | $2/M tokens |
| Released | Nov 2025 | Aug 2025 |
| SWE-bench Verified | 80.9% | ~70% |
Not enough votes to call it. On the specs, Claude Opus 4.5 has the edge: bigger model tier, newer.
Claude Opus 4.5 uses 580.0x more bold