Claude Fable 5 vs Gemini 3.1 Pro Preview
For product management work, compared on the PM Index.
- Claude Fable 5 leads on the PM Index (67.8 vs 57.4).
- Gemini 3.1 Pro Preview is cheaper ($4.50 vs $20.00 per 1M tokens).
| Metric | Claude Fable 5 | Gemini 3.1 Pro Preview |
|---|---|---|
| PM Index | 67.8 | 57.4 |
| AA Intelligence | 64.9 | 57.2 |
| AA Coding | 62.0 | 55.5 |
| AA Agentic | 80.6 | 59.1 |
| Blended $/1M | $20.00 | $4.50 |
| Output tok/s | — | 123 |