Fable 5 is the public version of Mythos, and while it is very capable it sets some troubling new precedents.

Anthropic launches Mythos with Fable 5. Six capabilities for agents: 80.3% code reasoning, extended thinking, autonomy. Vision, science acceleration, enterprise pricing

Anthropic apre al pubblico il primo modello Mythos-class. Le richieste su cybersecurity, biologia e distillazione vengono dirottate su Opus 4.8 in meno del 5% delle sessioni.…