SkillSafetyBench - Memory, Recovery, Audit and Persistence: leaderboard

Metric: Attack success rate (%; 26 cases of unsafe state that persists, evades auditing, resists rollback or contaminates memory; rule-based case verifiers; each row is a CLI agent harness with a model backend, one run per case). Source: arxiv.org. Saturation forecast: Around December 2026. 9 models tracked.

Top models

#ModelScore
1Claude Opus 4.6 (Claude Code)15.4
2GPT-5.4 (Codex)46.2
3GPT-5.5 (Codex)53.8

Interactive version: theaggregate.ai/benchmark?slug=skillsafetybench-memory-recovery-audit-and-persistence · How It Works · Data refreshed daily, snapshot 2026-09-26.