VIPER (Veterinary Pathology) - KPrim: leaderboard
Metric: KPrim score (%; four true-false statements per item, 100 for 4 of 4 correct, 50 for 3 of 4, else 0; the KPrim items of 1,251 questions written and validated by board-certified veterinary pathologists on 419 H&E-stained rat histology images from seven organ systems). Source: arxiv.org. Saturation forecast: Around March 2027. 16 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.4 | 54.3 |
| 2 | Gemma 4 31B (IT) | 54.1 |
| 3 | Claude Sonnet 4.6 | 47.1 |
| 4 | Qwen 3.5 27B | 46.6 |
| 5 | GPT-5.4 Mini | 45.9 |
| 6 | Gemini 2.5 Flash | 45 |
| 7 | GPT-5.4 Nano | 30.1 |
| 8 | MedGemma 1.5 4B | 18.4 |
Interactive version: theaggregate.ai/benchmark?slug=viper-veterinary-pathology-kprim · How It Works · Data refreshed daily, snapshot 2026-09-29.