HELM MedHELM - PubMedQA: leaderboard

HELM MedHELM run of PubMedQA, yes/no/maybe question answering over biomedical research abstracts.

Metric: EM. Source: crfm.stanford.edu. Saturation forecast: Around January 2027. 13 models tracked.

Top models

#ModelScoreOverall rank
1Gemini 2.5 Pro (Preview 05-06)76.4#147
2GPT-574.8#98
3Claude 3.5 Sonnet (20241022)74.4#291
4DeepSeek R174.3#251
5O3 Mini (2025-01-31)74.3#240
6O4 Mini (2025-04-16)74#179
7Llama 3.3 70B Instruct73.3#534
8GPT-5 Mini (2025-08-07)72#172
9GPT-4o (2024-05-13)70.1#325
10GPT-4o Mini (2024-07-18)67.2#558
11Gemini 2.0 Flash64#342
12Claude 3.7 Sonnet (20250219)62.5#201
13Gemini 1.5 Pro (001)62.5#444

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=helm-medhelm-pubmedqa · How It Works · Data refreshed daily, snapshot 2026-10-20.