Does it still say that it's an anthropic model, when asked? I would guess new post-training has fixed that.

Does Claude still say it's Deepseek, when asked?

https://news.ycombinator.com/item?id=49082022#49087112

How is that important? Maybe it does, so what?

Not important, just a curiosity. I would expect that kind of knowledge would be pretty well burned into the weights, but what do I know about LLMs. Gemma 4 can answer this question well.