Anthropic Claude 3.5 Sonnet v2 vs Cohere Command R Plus

Detailed comparison for LLMs

AnthropicCohere

On Guardion's LLM vulnerability Benchmark, Anthropic Claude 3.5 Sonnet v2 is the more secure of the two: Claude 3.5 Sonnet v2 scores 4.4% and Command R Plus scores 43.3% on attack success rate (ASR) (lower is better).

Head-to-Head Overview

Claude 3.5 Sonnet v2 is the overall winner in this comparison!

Attack Success Rate (lower is safer)

ASR for Anthropic Claude 3.5 Sonnet v2 vs Cohere Command R Plus. Green marks the safer model on each metric.

Overall (ASR)

Claude 3.5 Sonnet v2
4.4%
Command R Plus
43.3%

TAP Attack Method (ASR)

Claude 3.5 Sonnet v2
8.8%
Command R Plus
65.8%

Crescendo Attack Method (ASR)

Claude 3.5 Sonnet v2
3.8%
Command R Plus
47.1%

Zero-Shot (ASR)

Claude 3.5 Sonnet v2
0.5%
Command R Plus
17.1%

Key Highlights

  • Anthropic Claude 3.5 Sonnet v2 has a lower Overall (ASR).
  • Anthropic Claude 3.5 Sonnet v2 has a lower TAP Attack Method (ASR).
  • Anthropic Claude 3.5 Sonnet v2 has a lower Crescendo Attack Method (ASR).
  • Anthropic Claude 3.5 Sonnet v2 has a lower Zero-Shot (ASR).

Security Profile

Outward is better on every axis.

OverallTAPCrescendoZero-Shot
Claude 3.5 Sonnet v2
Command R Plus
Full security profile
Anthropic Claude 3.5 Sonnet v2
Full security profile
Cohere Command R Plus

Frequently asked questions

Is Anthropic Claude 3.5 Sonnet v2 or Cohere Command R Plus more secure?

On Guardion's LLM vulnerability Benchmark, Anthropic Claude 3.5 Sonnet v2 is the more secure of the two: Claude 3.5 Sonnet v2 scores 4.4% and Command R Plus scores 43.3% on attack success rate (ASR) (lower is better).

What is the attack success rate (ASR) of Claude 3.5 Sonnet v2 vs Command R Plus?

Claude 3.5 Sonnet v2 has a 4.4% ASR and Command R Plus has a 43.3% ASR — the share of adversarial prompts that succeed across zero-shot, TAP, and Crescendo attacks. Lower is safer.

How were Claude 3.5 Sonnet v2 and Command R Plus 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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