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· Frontier Labs
Claude Fable 5 and Claude Mythos 5
AnnouncementsClaude Fable 5 and Claude Mythos 5Jun 9, 2026Today we`re launching Claude Fable 5: a Mythos-class1 model that we`ve made safe for general use.Fable 5`s capabilities exceed those of any model we`ve ever made generally available. It is state-of-the-art on nearly all tested benchmarks of AI capability, showin