Claude Fable 5.2 and Mythos 5.2

Anthropic has released upgraded versions of Claude Fable 5.2 and Claude Mythos 5.2, specialized models designed for complex technical challenges with improvements in coding, reasoning, and vision capabilities. These models demonstrate 30% faster output generation at lower pricing ($8-$40 per million tokens), enhanced communication clarity, and stronger safety measures including improved cybersecurity and biology safeguards. During testing, the models completed major achievements including software migrations, designed electronic devices, solved physics problems, and formalized mathematical proofs.