OmniToM - Belief Extraction - Ambiguous Story Task: leaderboard
Metric: Belief-extraction macro F1 (%): story-level F1 between the extracted world-fact and actor-belief propositions and the gold propositions, matched semantically by a GPT-5 judge, macro-averaged over stories, on the 98 Ambiguous Story Task stories, on the 895 OmniToM stories from seven ToMBench categories (22,343 gold belief propositions), zero-shot TELeR level 3 prompts; GPT-5 is not scored as it is the judge; higher is better. Source: arxiv.org. Saturation forecast: Around February 2027. 8 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Mistral Small 3 | 52.97 |
| 2 | Gemma 3 27B (IT) | 48.72 |
| 3 | Mistral Large 2 (Jul) | 47.75 |
| 4 | Qwen 3 32B | 46.88 |
| 5 | Gemini 2.5 Flash | 42.4 |
| 6 | Qwen 3 8B | 39.12 |
| 7 | Llama 3.3 70B Instruct | 37.51 |
| 8 | Llama 3.1 8B Instruct | 26.34 |
Interactive version: theaggregate.ai/benchmark?slug=omnitom-belief-extraction-ambiguous-story-task · How It Works · Data refreshed daily, snapshot 2026-10-07.