Lakera Guard vs GuardionAI ModernGuard

Detailed comparison for runtime guardrails

LakeraGuardionAI

On Guardion's Prompt Attack Risk Benchmark, GuardionAI ModernGuard is the more secure of the two: Guard scores NaN% and ModernGuard scores NaN% on F1 score (higher is better).

Head-to-Head Overview

ModernGuard is the overall winner in this comparison!

Guardrail Metrics

F1 Score

Guard
0.000
ModernGuard
43.170

Accuracy

Guard
0.000
ModernGuard
84.270

Precision

Guard
0.000
ModernGuard
88.100

Recall

Guard
0.000
ModernGuard
84.630

False Positive Rate

Guard
0.000
ModernGuard
16.250

False Negative Rate

Guard
0.000
ModernGuard
15.370

Average Latency (ms)

Guard
0.000
ModernGuard
0.140

p50 Latency (ms)

Guard
0.000
ModernGuard
128.625

p90 Latency (ms)

Guard
0.000
ModernGuard
184.638

Key Highlights

  • GuardionAI ModernGuard has a better F1 Score.
  • GuardionAI ModernGuard has a better Accuracy.
  • GuardionAI ModernGuard has a better Precision.
  • GuardionAI ModernGuard has a better Recall.
  • Lakera Guard has a better False Positive Rate.
  • Lakera Guard has a better False Negative Rate.
  • Lakera Guard has a better Average Latency (ms).
  • Lakera Guard has a better p50 Latency (ms).
  • Lakera Guard has a better p90 Latency (ms).

Security Profile

Outward is better on every axis.

F1 ScoreAccuracyPrecisionRecallFPRFNRAverage Latency (ms)p50 Latency (ms)p90 Latency (ms)
Guard
ModernGuard
Full security profile
Lakera Guard
Full security profile
GuardionAI ModernGuard

Frequently asked questions

Is Lakera Guard or GuardionAI ModernGuard more secure?

On Guardion's Prompt Attack Risk Benchmark, GuardionAI ModernGuard is the more secure of the two: Guard scores NaN% and ModernGuard scores NaN% on F1 score (higher is better).

What is the F1 score of Guard vs ModernGuard?

Guard scores NaN% F1 and ModernGuard scores NaN% F1 on Guardion's prompt-attack benchmark. F1 balances precision and recall — higher is better.

How were Guard and ModernGuard tested?

Both were evaluated via API at production-like sensitivity against 30+ prompt-attack categories using zero-shot, Crescendo, and TAP methods, scored by F1.

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