Unverified50% confidenceFactExact time
The official team provided 17 life science evaluations, and Mythos 5.2 received the highest score in several of them.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
11/10/2026
First Seen
Valid until: 2/8/2027
Sources
Anthropic Launches Dual Flagships Claude Fable 5.2 and Mythos 5.2, Topping Coding and Science Benchmarks
bilibili我的Agent叫阿珍11/10/2026
Related Entities
Related Claims
UnverifiedIn multidisciplinary reasoning, Fable 5.2 scored 74.2% on the "Humanity's Last Exam" benchmark; Mythos 5.2 scored 85.1% on the protein design benchmark.62% similarUnverifiedMythos scored 64.7% on Humanity's Last Exam, far exceeding any currently publicly available model.57% similarUnverifiedThis study compared the tabular classification performance of 4 general-purpose LLMs and distance-weighted KNN (Distance-KNN) across 19 tabular classification datasets.54% similarUnverifiedThe leaks mention a model codenamed Mythos / Fable, with an estimated parameter count as high as 10 trillion (10T).52% similar
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