Is Claude Fable 5.1 a good deal?
Whether anything in this catalogue beats Claude Fable 5.1 on both quality and price, and what you give up if it does. A computation on the current catalogue, not an opinion.
6 undominated of 137 · Sep 19, 2026
As of Sep 19, 2026, Claude Fable 5.1 is on the value frontier for Balanced on LMArena. Nothing in this catalogue is both higher-scoring and cheaper with a covering envelope. 6 of 137 rated, priced standard models are undominated.
Nothing in this catalogue is both better and cheaper, with a capability envelope that covers Claude Fable 5.1.
Claude Fable 5.1 takes text, image, file, returns up to 128,000 tokens from a 1,000,000-token context, and is listed by 4 sellers.
Compared against 137 rated, priced models on this lens, nothing dominates it: no model is at least as good on both quality and price and better on one. Claude Fable 5.1 scores 1507.6 at $20.00 per million tokens for this mix.
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