Claude Fable 5 vs Claude Sonnet 5
For product management work, compared on the PM Index.
- Claude Fable 5 leads on the PM Index (60.1 vs 53.9).
- Claude Sonnet 5 is cheaper ($6.00 vs $20.00 per 1M tokens).
| Metric | Claude Fable 5 | Claude Sonnet 5 |
|---|---|---|
| PM Index | 60.1 | 53.9 |
| AA Intelligence | 59.9 | 53.4 |
| AA Coding | 76.5 | 71.5 |
| AA Agentic | 52.8 | 46.7 |
| Blended $/1M | $20.00 | $6.00 |
| Output tok/s | — | 79 |