ResearchBenchmarksPrompt Injection Detection on 16 Public Datasets (5-fold CV)Prompt Injection Detection on 16 Public Datasets (5-fold CV)Follow98.7Micro F1 ScoreGate97.34897.69998.0598.401Jun 1, 2026Evaluation resultsMethodMethodLinksMicro F1 ScoreMicro PrecisionMicro RecallMicro FPRMacro F1 ScoreMacro RecallMacro FPRGateOperating point=Natura...Operating point=Natural (θ = 0.5, max-F1)2026.0698.798.598.94.298.498.34.4GateOperating point=Headli...Operating point=Headline (FPR ≤ 1%)2026.0697.499.695.4195.792.70.9