ResearchBenchmarksPrompt Injection Classification on LLMail-Inject (test)Prompt Injection Classification on LLMail-Inject (test)Follow0.9555AccuracyZEDD0.905580.918540.93150.94446Jan 18, 2026Evaluation resultsMethodMethodLinksAccuracyPrecisionRecall (adv)F1 ScoreClean FPRZEDDEncoder=Mistral 7B Ins...Encoder=Mistral 7B Instruct2026.010.95550.96580.94450.9550.023ZEDDEncoder=Qwen2-7B InstructEncoder=Qwen2-7B Instruct2026.010.95460.96270.94520.95380.022ZEDDEncoder=Llama-3 8B Ins...Encoder=Llama-3 8B Instruct2026.010.95320.95850.94750.9530.055ZEDDEncoder=SBERT All-MPNE...Encoder=SBERT All-MPNET-Base-V22026.010.90750.99650.81780.89840.017