Yes. I've been producing some reports with AI and recently it breaks established formatting, almost daily. Simple things like "no external links". I literally told it todays that I fell like I'm talking to GPT 2.5.
Discussion
I just had qwen 235 reasoning give me 7 real pubmed links to studies that aren't on the subject it said they were on. 4 rounds of "I'm sorry here are the real links" each with real links to studies unrelated to the subject before it gave up and stopped citing sources.