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Benchmarks
Prompt Injection Detection on OpenPromptInjection
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0
Naive FPR
Enc-first
-0.6
3.45
7.5
11.55
Feb 14, 2026
Naive FPR
Naive FNR
Escape Char. FPR
Escape Char. FNR
Ignoring FPR
Ignoring FNR
Fake Comp. FPR
Fake Comp. FNR
Combined FPR
Combined FNR
Updated 1mo ago
Evaluation Results
Method
Method
Links
Naive FPR
Naive FNR
Escape Char. FPR
Escape Char. FNR
Ignoring FPR
Ignoring FNR
Fake Comp. FPR
Fake Comp. FNR
Combined FPR
Combined FNR
Enc-first
LLM=Qwen3-8B, Framewor...
2026.02
0
5
0
5
0
4
0
5
0
4
Enc-first
LLM=Mistral-7B, Framew...
2026.02
2
1
2
1
2
1
2
1
2
0
Avg-first
LLM=Qwen3-8B
2026.02
3
0
3
0
3
0
3
0
3
0
Enc-first
LLM=Llama3.1-8B, Frame...
2026.02
6
2
6
2
6
2
6
2
6
1
Avg-first
LLM=Mistral-7B
2026.02
9
0
9
0
9
0
9
0
9
0
Avg-first
LLM=Llama3.1-8B
2026.02
15
0
15
0
15
0
15
0
15
0
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