Field notes
Tested guides on Turnitin, GPTZero, and the math AI detectors actually run on your essay. Written for students who want the practical answer before they click submit.
We tested seven AI humanizers on 30 essays in March 2026. Bypass rates cluster between 45% (QuillBot) and 95% (Refrazr). Here is the data and the recommendation.
Read articleFive patterns do most of the work in flagging text as AI: uniform sentence length, vocabulary clusters, transition density, em dashes, parallel structure. Fix all five, score under 5%.
Read articleTurnitin catches raw ChatGPT 88–98% of the time. Hybrid edits trip it half the time. Structural rewrites pass. Here is the data and the practical fix.
Read articleGPTZero is reasonably accurate on raw AI output and unreliable on anything edited, hybrid, or written by an ESL student. We pasted 100 essays and recorded what happened.
Read articleTurnitin's AI detector measures per-token probability. Polished writing scores highest — even when a human wrote it. Here's how to bring your score under 5% before you submit.
Read articleFree 500 words/day, no signup. Paste your essay, see the score, click humanize.
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