Claude Opus 4.5 is the newer model, released after GPT-1.
| Spec | Claude Opus 4.5 | GPT-1 |
|---|---|---|
| Context window | — | 1K tokens |
| Released | Nov 2025 | Jun 2018 |
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-1.
| Spec | Claude Opus 4.5 | GPT-1 |
|---|---|---|
| Context window | — | 1K tokens |
| Released | Nov 2025 | Jun 2018 |
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