Cohere Command R Plus vs Cohere Command R

Detailed comparison for LLMs

CohereCohere

On Guardion's LLM vulnerability Benchmark, Cohere Command R is the more secure of the two: Command R Plus scores 43.3% and Command R scores 32.9% on attack success rate (ASR) (lower is better).

Head-to-Head Overview

Command R is the overall winner in this comparison!

Attack Success Rate (lower is safer)

ASR for Cohere Command R Plus vs Cohere Command R. Green marks the safer model on each metric.

Overall (ASR)

Command R Plus
43.3%
Command R
32.9%

TAP Attack Method (ASR)

Command R Plus
65.8%
Command R
56.7%

Crescendo Attack Method (ASR)

Command R Plus
47.1%
Command R
32.6%

Zero-Shot (ASR)

Command R Plus
17.1%
Command R
9.4%

Key Highlights

  • Cohere Command R has a lower Overall (ASR).
  • Cohere Command R has a lower TAP Attack Method (ASR).
  • Cohere Command R has a lower Crescendo Attack Method (ASR).
  • Cohere Command R has a lower Zero-Shot (ASR).

Security Profile

Outward is better on every axis.

OverallTAPCrescendoZero-Shot
Command R Plus
Command R
Full security profile
Cohere Command R Plus
Full security profile
Cohere Command R

Frequently asked questions

Is Cohere Command R Plus or Cohere Command R more secure?

On Guardion's LLM vulnerability Benchmark, Cohere Command R is the more secure of the two: Command R Plus scores 43.3% and Command R scores 32.9% on attack success rate (ASR) (lower is better).

What is the attack success rate (ASR) of Command R Plus vs Command R?

Command R Plus has a 43.3% ASR and Command R has a 32.9% ASR — the share of adversarial prompts that succeed across zero-shot, TAP, and Crescendo attacks. Lower is safer.

How were Command R Plus and Command R tested?

Both were red-teamed with the HarmBench framework across zero-shot, TAP (Tree of Attacks with Pruning), and Crescendo multi-turn attacks, scored by Attack Success Rate.

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