Detailed comparison for LLMs
On Guardion's LLM vulnerability Benchmark, Amazon Nova Premier is the more secure of the two: Nova Premier scores 20.0% and Claude 3.7 Sonnet scores 20.3% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.
Nova Premier is the overall winner in this comparison!
ASR for Amazon Nova Premier vs Anthropic Claude 3.7 Sonnet. 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, Amazon Nova Premier is the more secure of the two: Nova Premier scores 20.0% and Claude 3.7 Sonnet scores 20.3% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.
Nova Premier has a 20.0% ASR and Claude 3.7 Sonnet has a 20.3% 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.