Fable 5.1 Doubles Science Benchmark Score and Refines Writing Style

Fable 5.1 scored 52.6% on Stanford's Terminal-Bench-Science, more than double Fable 5's 24.7%. It also improves writing style by reducing formatting abuse and better following user style instructions.

2026-09-02 ~ 2026-09-02 · 3 related posts

• Fable 5.1 doubles scientific benchmark score, surpassing Opus 5 — felixrieseberg · 2026-09-02
• Fable 5.1 improves writing style: less formatting abuse, better instruction following — felixrieseberg · 2026-09-02

1 near-duplicate retellings: fhinkel