There doesn’t seem to be a “reasonably accurate” checker. The current best tool afaict, Pangram, claims (and I believe them) to have very low false positive rate, but this is at the cost of much higher false negative rate.
Rather than “students know that they can’t submit AI writing because they’ll fail”, students know that they can submit AI writing as long as they put in a bit more effort asking AI to rewrite it until it passes the filter.
Goodhart’s law.
There doesn’t seem to be a “reasonably accurate” checker. The current best tool afaict, Pangram, claims (and I believe them) to have very low false positive rate, but this is at the cost of much higher false negative rate.
Rather than “students know that they can’t submit AI writing because they’ll fail”, students know that they can submit AI writing as long as they put in a bit more effort asking AI to rewrite it until it passes the filter.