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 (55.9 vs 54.8).
- Claude Opus 4.8 is cheaper ($10.00 vs $11.25 per 1M tokens).
- GPT-5.5 is faster (68 vs 64 tok/s).
| Metric | Claude Opus 4.8 | GPT-5.5 |
|---|---|---|
| PM Index | 55.9 | 54.8 |
| AA Intelligence | 55.7 | 54.8 |
| AA Coding | 74.3 | 74.9 |
| AA Agentic | 47.2 | 44.9 |
| Blended $/1M | $10.00 | $11.25 |
| Output tok/s | 64 | 68 |