LLM-generated text detection on HC3 Gemini-3 flash preview generated text
85.3ROC AUCRank
Evaluation results
| Method | Links | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| RankDetector=Rank2026.07 | 85.3 | 82.8 | 78.7 | 75.1 | 78 | 76.5 | 81 | 79.6 | |
| LogRankDetector=LogRank2026.07 | 83.4 | 84.3 | 78.7 | 81.4 | 79.2 | 80.5 | 77 | 80.6 | |
| LikelihoodDetector=Likelihood2026.07 | 82.3 | 83.2 | 77.6 | 81.4 | 78.3 | 80.2 | 75.3 | 79.8 | |
| JCASEMCDDetector=JCASEMCD2026.07 | 82.3 | 79.6 | 76.8 | 62.8 | 74.2 | 69.7 | 85.5 | 75.8 | |
| JCELLMCDDetector=JCELLMCD2026.07 | 76.3 | 71.5 | 71.7 | 61.6 | 69.5 | 66.8 | 77.3 | 70.7 | |
| DetectGPT-zDetector=DetectGPT-z2026.07 | 69.1 | 77.6 | 68.6 | 82.7 | 72 | 77.9 | 61.3 | 72.7 | |
| DetectGPT-dDetector=DetectGPT-d2026.07 | 69 | 78.5 | 69.1 | 80.3 | 71.7 | 76.2 | 63.2 | 72.6 | |
| RoBERTa-baseDetector=RoBERTa-base2026.07 | 34.4 | 40.1 | 66.8 | 0.7 | 50.4 | 50.2 | 100 | 48.9 | |
| RoBERTa-largeDetector=RoBERTa-large2026.07 | 27.4 | 36.4 | 66.7 | 0 | 50 | 50 | 100 | 47.2 | |
| EntropyDetector=Entropy2026.07 | 18 | 33.8 | 66.7 | 0 | 50 | 50 | 100 | 45.5 |