Study: GPT detectors flagged 61.3% of TOEFL essays by non-native writers as AI
JFPuget · x · 2026-09-23
- Citing Liang et al. (Patterns, 2023), a peer-reviewed study ran seven GPT detectors over TOEFL essays: 61.3% of essays by non-native English writers were misclassified as AI-generated.
- The failure mode is specific to short formal text, underscoring systematic bias of AI detectors against non-native speakers.
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