MI-CXR - Multiple Event Localization: leaderboard

Metric: Temporal Event Localization, multiple emergences or resolutions of one abnormality, five-option multiple-choice accuracy (%, times 100; chance 20) on MI-CXR, longitudinal reasoning over five-visit chest X-ray timelines from MIMIC-CXR (5,311 questions), zero-shot single-step prompting with all five images, temperature 0; higher is better. Source: arxiv.org. Saturation forecast: Around 2031. 14 models tracked.

Top models

#ModelScore
1GPT-5.237.1
2MedGemma-27B-IT35.1
3Gemini 3 Pro (Preview)32.5
4Lingshu-32B24.7
5Claude Sonnet 4.522.2
6MedGemma-4B19.6

Interactive version: theaggregate.ai/benchmark?slug=mi-cxr-multiple-event-localization · How It Works · Data refreshed daily, snapshot 2026-10-07.