Anthropic reports that distillation has become significantly more difficult according to the measures it can observe.

“[laughs] Yeah, no, we, we have seen that it is harder to distill, like through the measures that we are able to, to take a look at.”

“It has been significantly harder 'cause this is, uh, and, you know, credit to the, the researchers here, they, they did disclose it, uh, very responsibly. Yeah. Um, and so closing it down was, was great.”