Oncology Report-Derived VQA - Brain MRI RADS-Style: leaderboard

Metric: Accuracy (%; zero-shot multiple-choice VQA with 2-5 options on one representative 2D slice of a 3D study, the model sees the image, question and options but never the report; invalid responses excluded; brain MRI, 480 cases (UCSF-PDGM images with private reports), 4,174 RADS-style questions from a RANO-aligned schema). Source: arxiv.org. Saturation forecast: Around February 2027. 6 models tracked.

Top models

#ModelScore
1Claude Opus 4.669.3
2GPT-5.265.8
3MedGemma-27B-IT65.4
4GPT-560.7

Interactive version: theaggregate.ai/benchmark?slug=oncology-report-derived-vqa-brain-mri-rads-style · How It Works · Data refreshed daily, snapshot 2026-09-26.