Claude Fable 5 Breaks WeirdML Record
scaling01 · x · 2026-07-12
Claude Fable 5 (max) scored 91.9% on WeirdML, setting a new record. Key points:
- If you combine the historical best scores per task for a theoretical SOTA, the total would be 93.5%, indicating Fable 5 in a single run generally approaches task-specific bests.
- It achieved SOTA on 7 out of 17 tasks.
- Its worst run was only 7% below the corresponding SOTA.
- This run used only 2 trials per task, fewer than the common 5, making the result more impressive but also more likely to dodge a few bad samples.
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