Mythos 5.1
Model ● Covered in 3 stories + Follow
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Specifications
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Latest developments
2026
Anthropic launched Claude Fable 5.1, a developer-tools offering built around its Claude foundation models for coding and knowledge work Product launch
Anthropic launches Claude Fable 5.1 and Claude Mythos 5.1, including AWS Bedrock availability and agentic-work pricing changes. Product launch