ResearchBenchmarksWatermark Detection on SWE (test)Follow0.71Delta Q (Δ̂q)ACTHOOK0.26280.37890.4950.6111Feb 21, 2026Evaluation ResultsMethodMethodLinksDelta Q (Δ̂q)AUCACTHOOKWatermark Type=Context...Watermark Type=Contextual, Paraphrase Attack=None2026.020.7194.2ACTHOOKWatermark Type=Standal...Watermark Type=Standalone, Paraphrase Attack=Yes2026.020.5994.5ACTHOOKWatermark Type=Standal...Watermark Type=Standalone, Paraphrase Attack=None2026.020.4188.3ACTHOOKWatermark Type=Context...Watermark Type=Contextual, Paraphrase Attack=Yes2026.020.2856