Claude Fable 5 vs Claude Opus 5
For product management work, compared on the PM Index.
- Claude Opus 5 leads on the PM Index (61.4 vs 60.1).
- Claude Opus 5 is cheaper ($10.00 vs $20.00 per 1M tokens).
- Claude Fable 5 is faster (74 vs 56 tok/s).
| Metric | Claude Fable 5 | Claude Opus 5 |
|---|---|---|
| PM Index | 60.1 | 61.4 |
| AA Intelligence | 59.9 | 60.7 |
| AA Coding | 76.5 | 78.0 |
| AA Agentic | 52.8 | 55.3 |
| Blended $/1M | $20.00 | $10.00 |
| Output tok/s | 74 | 56 |