These detectors result in both false negatives and false positives, which can result in tagging a student paper as written by AI when it wasn't.
In addition, if your native language isn't English, these tools will often tag your writing as written by AI. See GPT detectors are biased against non-native English writers - Weixin Liang, et al.
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Classroom Policies for AI Generative Tools (collected by Lance Eaton)
A crowdsourced collection of classroom policies on use of ChatGPT and other AI tools.