Surely folks already have this? Authorship attribution has been a thing in academia for at least 10 years Tho I guess I could just use gpt3 and say hey can you

Surely folks already have this? Authorship attribution has been a thing in academia for at least 10 years Tho I guess I could just use gpt3 and say hey can you write this for me in your own words or summarize. Or a few rounds of google translate roulette