Anthropic launches new Claude Fable and Mythos 5.2 models
Anthropic announced two new models, Claude Fable 5.2 and Claude Mythos 5.2, which the company says are designed to take on "daunting" technical challenges. The company claims they improve on coding, reasoning and vision, and generate outputs faster than the 5.1 versions. Fable 5.2, available today, stands out on software engineering problems and can orchestrate agent teams. Mythos 5.2 will initially be accessible only to vetted organizations.
In 35 seconds
- Anthropic unveils Claude Fable 5.2 and Claude Mythos 5.2, successors to the 5.1 versions released in September.
- The company claims improvements in coding, reasoning and vision, with faster outputs than the 5.1 models.
- Fable 5.2 is available now and can orchestrate agent teams and long-running projects.
IASummary generated by artificial intelligence from a story by The Verge. It may contain errors: the original source prevails.





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