Prompt Injection Defense on OpenPromptInjection Direct Injection (test) benchmark leaderboard · SOTA2 Research

Prompt Injection Defense on OpenPromptInjection Direct Injection (test)

89.79BU (No Attack)Sandwich

Evaluation Results

Method	Links
Sandwich2026.04		89.79	83.67	46.93	79.59	12.24	77.5	75.51	51.02	48.97	32.65	46.83	85.79	0	85.71	77.55
Reminder2026.04		89.79	89	30.61	83.51	0	91.84	89.79	71.42	48.97	28.57	61.22	89.79	0	95.95	8.16
No Defense2026.04		82.75	82.25	78.35	42	72	84	82	44.15	71	0	96	85.71	22.44	88	86
AgentVisor2026.04		82	67.25	0	83.68	0	88.72	0	69.42	0	74.36	0	83.95	0	90.17	0
Instructional2026.04		81.65	89.45	55.45	87.45	2.34	81.65	77.55	75.51	67.34	16.32	46.93	91.83	2.04	77.55	26.53
Isolation2026.04		81.25	79.59	24.48	65.3	10.28	69.38	53.06	51.02	16.32	18.35	57.14	91.93	0	81.63	71.42
DeBERTa2026.04		80	80.75	69.74	29	68.36	77.87	76.37	30	65.19	0	85.31	74	19.78	80.13	80.87
DataSentinel2026.04		78.25	0	0	0	0	0	0	0	0	0	0	0	0	0	1.87
Spotlight2026.04		65.3	24	0	10.2	0	20.15	0	20.95	0	6.11	8.16	40.8	0	10.01	0