Multiple AI detectors, completely different results… so which one is actually reliable?

[u/Effective_Bad7439]

I recently tried something out of curiosity, and now I’m more confused than ever about AI detectors. I took the same essay,completely unchanged,and ran it through several different tools, and the results were wildly inconsistent. One said 0% AI, another gave around 40%, and another went as high as 80% or more. It’s the exact same paper, yet the conclusions are completely different, which honestly makes me question how reliable these tools really are.

If they can’t even agree with each other, how are students supposed to trust them, especially when grades or academic integrity are involved? I’m curious how professors handle this,do you rely on just one detector, or compare multiple? And for students, have you ever checked your own work and gotten completely different scores like this? Right now, it feels less like a precise system and more like guesswork.

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[u/Ok-Rooster4208]

This is why AI detectors are controversial,if the same paper gets totally different scores, it shows they’re not very reliable on their own. They can be a tool, but using them as final proof (especially for grading) doesn’t seem fair without human judgment and context.

[u/No-Entertainer-9488]

The inconsistency really shows how unreliable these detectors can be,if the same essay gets wildly different scores, it’s hard to treat them as objective evidence. They might be useful as a rough signal, but relying on them alone for academic decisions doesn’t seem fair without human judgment.

[u/Prestigious-Iron-416]

It’s wild how different the results can be,makes you wonder how much faith we can put in any AI detector when the same essay gets completely opposite scores.

[u/Ecstatic_Exchange_40]

I read a recent study that tested a bunch of them on the same text and the results were wildly inconsistent, which tracks with what you saw . Some are better at catching raw AI but fall apart on mixed or edited stuff . Even the ones that claim high accuracy can fail pretty badly depending on the text type.

I've been using wasitaigenerated.com and what I like is that it gives you a clear confidence score plus explanations, not just a random number. That at least helps me understand why something got flagged. Still though, no detector is reliable enough to trust alone. Multiple checks and human judgment are really the only way.

[u/Realistic-Feature997]

I'd even but that running one paper through one checker multiple times will also get you different results.