AgentCollabBench - CPR: leaderboard
Propagation of an injected false belief through peer consensus. Four-backbone diagnostic protocol over 900 human-validated collaboration tasks; Table 9 reports percentages with standard errors. Judge: DeepSeek V4 Flash. Mean scores, not confidence intervals. This series reports Consensus Pollution Rate (%). Source: https://arxiv.org/html/2605.08647v1.
Metric: Consensus Pollution Rate (%). Source: arxiv.org. Saturation forecast: Around February 2027. 4 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | GPT-4.1 Mini | 17.7 | #363 |
| 2 | Qwen 3.5 35B A3B | 20.7 | #268 |
| 3 | Gemini 2.5 Flash Lite | 22 | #432 |
| 4 | Llama 3.1 8B Instruct | 40.3 | #1017 |
No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.
Interactive version: theaggregate.ai/benchmark?slug=agentcollabbench-cpr · How It Works · Data refreshed daily, snapshot 2026-11-05.