Claude Fable 5 vs Claude Fable 5.1
Claude Fable 5 and Claude Fable 5.1 charge practically the same to read a 26.2K-token pull request ($0.2621). Both are Claude Fable models, so the difference is one version of the same line against another.
Side by side
| Figure | Claude Fable 5 | Claude Fable 5.1 |
|---|---|---|
| Price tier | Frontier | Frontier |
| Typical review calllist price | $0.3829 | $0.3829 |
| Input / 1M tokens | $10.00 | $10.00 |
| Output / 1M tokens | $50.00 | $50.00 |
| Context window | 1M | 1M |
Not benchmarked yet
Claude Fable 5 and Claude Fable 5.1 aren't benchmarked yet, so this page compares list prices only. Measured bugs caught, false alarms and a bug-by-bug comparison appear here once both have results.
See measured models