Detailed comparison for LLMs
On Guardion's LLM vulnerability Benchmark, Moonshot AI Kimi K2-Thinking-0905 is the more secure of the two: Command 2X scores 39.4% and Kimi K2-Thinking-0905 scores 38.0% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.
Kimi K2-Thinking-0905 is the overall winner in this comparison!
ASR for Cohere Command 2X vs Moonshot AI Kimi K2-Thinking-0905. Green marks the safer model on each metric. Only the overall score is available for estimated models.
Outward is better on every axis.
On Guardion's LLM vulnerability Benchmark, Moonshot AI Kimi K2-Thinking-0905 is the more secure of the two: Command 2X scores 39.4% and Kimi K2-Thinking-0905 scores 38.0% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.
Command 2X has a 39.4% ASR and Kimi K2-Thinking-0905 has a 38.0% ASR — the share of adversarial prompts that succeed across zero-shot, TAP, and Crescendo attacks. Lower is safer.
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.