Anthropic Malicious Computer Use - Refusal Rate: leaderboard
Metric: Refusal Rate (%). Source: www-cdn.anthropic.com. 7 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Opus 5 | 93.75 |
| 2 | Claude Mythos Preview | 93.75 |
| 3 | Claude Mythos 5 | 85.71 |
| 4 | Claude Mythos 5.1 | 85.71 |
| 5 | Claude Sonnet 4.6 | 84.82 |
| 6 | Claude Sonnet 5 | 84.68 |
| 7 | Claude Opus 4.8 | 81.7 |
Interactive version: theaggregate.ai/benchmark?slug=anthropic-malicious-computer-use-refusal-rate · How It Works · Data refreshed daily, snapshot 2026-09-19.