AWS Bedrock Guardrails vs ProtectAI LLM Guard

Detailed comparison for runtime guardrails

AWSProtectAI

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

Head-to-Head Overview

Bedrock Guardrails is the overall winner in this comparison!

Guardrail Metrics

F1 Score

Bedrock Guardrails
5.420
LLM Guard
0.000

Accuracy

Bedrock Guardrails
44.440
LLM Guard
0.000

Precision

Bedrock Guardrails
96.340
LLM Guard
0.000

Recall

Bedrock Guardrails
5.740
LLM Guard
0.000

False Positive Rate

Bedrock Guardrails
0.310
LLM Guard
0.000

False Negative Rate

Bedrock Guardrails
94.260
LLM Guard
0.000

Average Latency (ms)

Bedrock Guardrails
0.590
LLM Guard
0.000

p50 Latency (ms)

Bedrock Guardrails
445.265
LLM Guard
0.000

p90 Latency (ms)

Bedrock Guardrails
891.597
LLM Guard
0.000

Key Highlights

  • AWS Bedrock Guardrails has a better F1 Score.
  • AWS Bedrock Guardrails has a better Accuracy.
  • AWS Bedrock Guardrails has a better Precision.
  • AWS Bedrock Guardrails has a better Recall.
  • ProtectAI LLM Guard has a better False Positive Rate.
  • ProtectAI LLM Guard has a better False Negative Rate.
  • ProtectAI LLM Guard has a better Average Latency (ms).
  • ProtectAI LLM Guard has a better p50 Latency (ms).
  • ProtectAI LLM 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)
Bedrock Guardrails
LLM Guard
Full security profile
AWS Bedrock Guardrails
Full security profile
ProtectAI LLM Guard

Frequently asked questions

Is AWS Bedrock Guardrails or ProtectAI LLM Guard more secure?

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

What is the F1 score of Bedrock Guardrails vs LLM Guard?

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

How were Bedrock Guardrails and LLM Guard 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.

Related Comparisons