a lot of these comments have no understanding of basic statistics. for example, did you know, at just 30 words of grammatically acceptable text, at least in english, youre already at more possible combinations of phrasings than atoms in the universe. you cant just throw a problem like that at LLMs and expect them to "just work"
folks should also look at burrows delta - i forgot which books but some folks were able to identify a ghost writer by stylometry alone.
ive said this on many threads, you cant just have text output from an llm (regardless of style / "pseudonym") and have it be "unique" because the nature of the transformer model itself is literally present in the output words. it will be detected as llm output every time. it has to be!
for pure anonymity, i suppose then it is an answer... for the actual craft and art style of writing it is not