Claude Fable 5 vs GPT-5.6 Sol
For product management work, compared on the PM Index.
- Claude Fable 5 leads on the PM Index (60.1 vs 59.8).
- GPT-5.6 Sol is cheaper ($11.25 vs $20.00 per 1M tokens).
- GPT-5.6 Sol is faster (78 vs 63 tok/s).
| Metric | Claude Fable 5 | GPT-5.6 Sol |
|---|---|---|
| PM Index | 60.1 | 59.8 |
| AA Intelligence | 59.9 | 58.9 |
| AA Coding | 76.5 | 77.4 |
| AA Agentic | 52.8 | 54.0 |
| Blended $/1M | $20.00 | $11.25 |
| Output tok/s | 63 | 78 |