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First reported by The Verge
Anthropic releases Claude Fable 5, its first Mythos-class AI model, citing new safety safeguards

Anthropic Launches Claude Fable 5 AI Model with Top Benchmarks and Lower Pricing

By

Jamie Redman

1d ago· 4 min readenNews

Summary

Anthropic has launched Claude Fable 5, its most capable publicly available AI model, which tops competitors on benchmarks in coding, finance, vision, software engineering, knowledge work, scientific research, and long-context tasks. The model is priced at less than half the cost of Claude Mythos Preview, making it more accessible. The release also includes new cyber safeguards. Anthropic emphasizes that the longer and more complex a task, the greater Fable 5's performance advantage becomes.

Key quotes

· 3 pulled
Fable 5 is Anthropic's most capable publicly available model.
The company says it leads on nearly all tested AI benchmarks, with particular strength in software engineering, knowledge work, scientific research, and long-context tasks.
Anthropic notes that the longer and more complex a task, the l
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Anthropic launches Claude Fable 5 with record benchmarks, 50% lower pricing than Mythos Preview, and new cyber safeguards.

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