Cohere Command 2X vs OpenAI GPT OSS 120B

Detailed comparison for LLMs

CohereOpenAI

On Guardion's LLM vulnerability Benchmark, OpenAI GPT OSS 120B is the more secure of the two: Command 2X scores 39.4% and GPT OSS 120B scores 15.0% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.

Head-to-Head Overview

GPT OSS 120B is the overall winner in this comparison!

Attack Success Rate (lower is safer)

ASR for Cohere Command 2X vs OpenAI GPT OSS 120B. Green marks the safer model on each metric. Only the overall score is available for estimated models.

Overall (ASR)

Command 2X
39.4%
GPT OSS 120B
15.0%

TAP Attack Method (ASR)

Command 2X
GPT OSS 120B
100.0%

Crescendo Attack Method (ASR)

Command 2X
GPT OSS 120B
100.0%

Zero-Shot (ASR)

Command 2X
6.2%
GPT OSS 120B
100.0%

Key Highlights

  • OpenAI GPT OSS 120B has a lower Overall (ASR).
  • Cohere Command 2X has a lower Zero-Shot (ASR).

Security Profile

Outward is better on every axis.

OverallTAPCrescendoZero-Shot
Command 2X
GPT OSS 120B
Full security profile
Cohere Command 2X
Full security profile
OpenAI GPT OSS 120B

Frequently asked questions

Is Cohere Command 2X or OpenAI GPT OSS 120B more secure?

On Guardion's LLM vulnerability Benchmark, OpenAI GPT OSS 120B is the more secure of the two: Command 2X scores 39.4% and GPT OSS 120B scores 15.0% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.

What is the attack success rate (ASR) of Command 2X vs GPT OSS 120B?

Command 2X has a 39.4% ASR and GPT OSS 120B has a 15.0% ASR — the share of adversarial prompts that succeed across zero-shot, TAP, and Crescendo attacks. Lower is safer.

How were Command 2X and GPT OSS 120B 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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