MedCTA (No Tools): leaderboard

Metric: Goal accuracy (%; final answer judged against the clinician-validated answer set, exact or rubric-based semantic match) on the 107 MedCTA clinical tasks answered zero-shot by the vision-language backbone alone, with the task's images and reports but no tool calls; higher is better. Source: arxiv.org. Saturation forecast: Around 2031. 10 models tracked.

Top models

#ModelScore
1GPT-5.460.74
2Claude Haiku 4.547.65
3MedGemma-4B-IT45.79
4Qwen 3 VL 8B Instruct40.18
5Gemini 3 Flash30.84

Interactive version: theaggregate.ai/benchmark?slug=medcta-no-tools · How It Works · Data refreshed daily, snapshot 2026-09-29.