Anthropic says it cut Claude reasoning token theft by up to 99% in fight against industrial-scale distillation Manuel Uth Oct 13, 2026 Anthropic is battling large-scale distillation attacks on its Claude models. In these attacks, companies systematically copy an AI model's capabilities to train their own, smaller models. Anthropic says its new defenses have cut the volume of extracted reasoning tokens, the model's internal chain-of-thought steps, by 90 to