Anthropic's Fab le 5.1 is live at $10/$50: new model breakdown and benchmark jump
On September 1, 2026, Anthropic released Claude Fable 5.1 at the same sticker price as its predecessor. Cache reads got 75% cheaper, and on the agentic scientific task benchmark the model more than doubled Fable 5's score. Neither fact tells the whole story. A ".1" label normally points to a minor…
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- 2026-11-09 13:00 · DEV Community — Machine Learning
Anthropic's Fab le 5.1 is live at $10/$50: new model breakdown and benchmark jump