MoHallBench - Action-Action Hallucination (Multiple Choice): leaderboard

Four-option questions on which action a truncated clip shows, with a transition-prior distractor, a frequent-transition distractor and a None option; from MoHallBench (2026). Accuracy in percent, higher is better.

Metric: Multiple-choice accuracy (%; four-option multiple choice (ground truth, hard hallucination distractor, random distractor, None of these); 32 uniformly sampled frames, temperature 0; action-action transition hallucination). Source: arxiv.org. Saturation forecast: Estimated already saturated. 10 models tracked.

Top models

#ModelScoreOverall rank
1InternVL3-8B72.6#1688
2Qwen 2 VL 7B Instruct72.3#2553
3Molmo2-8B72.1#1483
4Qwen 3 VL 8B Instruct70#981
5Qwen 2.5 VL 7B Instruct65.2#1833

No result here: #1 Claude Fable 5.2, #2 Gemini 4 Carbon, #5 Claude Opus 5.5.

Interactive version: theaggregate.ai/benchmark?slug=mohallbench-action-action-hallucination-multiple-choice · How It Works · Data refreshed daily, snapshot 2026-11-13.