Claude Opus 4.8 vs GPT-5.5
For product management work, compared on the PM Index.
- Claude Opus 4.8 leads on the PM Index (64.2 vs 62.9).
- Claude Opus 4.8 is cheaper ($10.00 vs $11.25 per 1M tokens).
- GPT-5.5 is faster (68 vs 60 tok/s).
| Metric | Claude Opus 4.8 | GPT-5.5 |
|---|---|---|
| PM Index | 64.2 | 62.9 |
| AA Intelligence | 61.4 | 60.2 |
| AA Coding | 56.7 | 59.1 |
| AA Agentic | 77.8 | 74.1 |
| Blended $/1M | $10.00 | $11.25 |
| Output tok/s | 60 | 68 |