Anthropic has introduced Claude Fable 5.1 and Claude Mythos 5.1, based on the same underlying model with different safeguard levels. Fable 5.1 is for general use, while Mythos 5.1 is aimed at vetted cybersecurity and life sciences users. Continue reading “Anthropic rolls out Claude Fable 5.1 and Mythos 5.1 with improved performance and safeguards”