LexAgentHallu - Plan-and-Execute - L2 Hallucination Frequency: leaderboard
Metric: Hallucination Frequency (%). Source: arxiv.org. Saturation forecast: Around February 2028. 5 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Gemini 3.1 Pro (Preview) | 64.3 |
| 2 | GPT-5.4 | 66.6 |
| 3 | Qwen 3.6 27B | 82.9 |
| 4 | Qwen 3.5 27B | 84.4 |
| 5 | Qwen 3.5 9B | 85.5 |
Interactive version: theaggregate.ai/benchmark?slug=lexagenthallu-plan-and-execute-l2-hallucination-frequency · How It Works · Data refreshed daily, snapshot 2026-09-24.