Anthropic:

Anthropic says Claude Fable 5 uses conservative safety classifiers that trigger a fallback to Claude Opus 4.8 in <5% of sessions, in areas like cybersecurity  —  Today we're launching Claude Fable 5: a Mythos-class1 model that we've made safe for general use.

Anthropic:

Anthropic says Claude Fable 5 uses conservative safety classifiers that trigger a fallback to Claude Opus 4.8 in <5% of sessions, in areas like cybersecurity  —  Today we're launching Claude Fable 5: a Mythos-class1 model that we've made safe for general use.

Source: TechMeme
Source Link: https://www.techmeme.com/260609/p31#a260609p31