AIThe Vergeabout 2 hours ago
Anthropic launches Claude Fable 5.1 and Mythos 5.1
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Anthropic released Claude Fable 5.1 and Claude Mythos 5.1, claiming up to 45 percent lower costs for agentic tasks via cheaper cache-read pricing. Mythos 5.1 is restricted to vetted cybersecurity and life sciences partners, with updated safeguards reducing false interventions by about 60 percent.
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In this storyAnthropic
