AgentSocialBench - Cross-User Leakage: leaderboard

Metric: Privacy leakage rate (0-1, share of designated private items leaked partially or fully) of LLM agents in cross-user (CU) scenarios, where agents of two users coordinate (mean over both users), under the L0 (unconstrained) privacy instruction level, judged by Claude Opus 4.6; lower is better. Source: arxiv.org. Saturation forecast: Not forecast. 8 models tracked.

Top models

#ModelScore
1Qwen 3 235B A22B0.14
2GPT-5 Mini0.16
3MiniMax-M2.10.17
4Claude Sonnet 4.60.19
5Claude Sonnet 4.50.19
6Claude Haiku 4.50.19
7DeepSeek V3.20.19
8Kimi K2.50.29

Interactive version: theaggregate.ai/benchmark?slug=agentsocialbench-cross-user-leakage · How It Works · Data refreshed daily, snapshot 2026-10-07.