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Home/Models & Labs
Models & Labs

Anthropic Launches Claude Fable 5 and Mythos 5

Anthropic·June 9, 2026·high confidence

Why it matters

  • →Claude Fable 5 sets a new benchmark in AI performance across multiple domains.
  • →The introduction of safeguards reflects a responsible approach to powerful AI deployment.
  • →Claude Mythos 5's specialized capabilities could revolutionize fields like cybersecurity and drug design.

Anthropic has launched two advanced AI models, Claude Fable 5 and Claude Mythos 5, designed to push the boundaries of AI capabilities. Fable 5 is noted for its exceptional performance in software engineering and complex analytical tasks, while Mythos 5 is tailored for cybersecurity and scientific research. The models are priced competitively, with Fable 5 featuring robust safeguards to prevent misuse. Mythos 5, with fewer restrictions, is initially available to a select group for specialized applications. This release highlights Anthropic's focus on safe and rapid AI advancement.

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