CIPHER - Neutral Prompts: leaderboard
Metric: Vulnerability rate (% of 750 generations with at least one vulnerability; 150 neutral prompts x 5 samples; GPT-4o judge, majority of several passes, CIPHER taxonomy). Source: arxiv.org. Saturation forecast: Around 2035. 7 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.1 | 68.8 |
| 2 | CodeLlama-7B-Instruct-hf | 71.3 |
| 3 | GPT-5.1 Codex | 73.6 |
| 4 | Gemini 2.5 Flash | 85.7 |
| 5 | Claude Sonnet 4.5 | 90.2 |
Interactive version: theaggregate.ai/benchmark?slug=cipher-neutral-prompts · How It Works · Data refreshed daily, snapshot 2026-09-25.