MedXpertQA
Models answer 4,460 expert-level medical exam questions across 17 specialties, in a text subset and an image subset. Scoring is multiple-choice accuracy.
- Released
- January 2025
- Kind
- Medicine
- Level
- Expert
- Scored
- Checked automatically
- Answers
- Multiple choice
- Tasks
- All public
- Strongest model tested
-
Muse Spark #53 on the capability index
- Last in a launch post
- June 2026, dropped before it saturated
- Last model added
- June 2026
- Scores refreshed
- November 12th, 2026
In the authors’ words
We introduce MedXpertQA, a highly challenging and comprehensive benchmark to evaluate expert-level medical knowledge and advanced reasoning. MedXpertQA includes 4,460 questions spanning 17 specialties and 11 body systems. It includes two subsets, Text for text evaluation and MM for multimodal evaluation. Notably, MM introduces expert-level exam questions with diverse images and rich clinical information, including patient records and examination results, setting it apart from traditional medical multimodal benchmarks with simple QA pairs generated from image captions. MedXpertQA applies rigorous filtering and augmentation to address the insufficient difficulty of existing benchmarks like MedQA, and incorporates specialty board questions to improve clinical relevance and comprehensiveness. We perform data synthesis to mitigate data leakage risk and conduct multiple rounds of expert reviews to ensure accuracy and reliability. We evaluate 18 leading models on \benchmark. Moreover, medicine is deeply connected to real-world decision-making, providing a rich and representative setting for assessing reasoning abilities beyond mathematics and code. To this end, we develop a reasoning-oriented subset to facilitate the assessment of o1-like models. Code and data are available at: https://github.com/TsinghuaC3I/MedXpertQA
Muse Spark leads with 52.6%
Best score per model as labs report them in their own cards. Labs pick their own settings, so these compare less cleanly than independent runs.
o1 leads with 49.9% across all independent runs
Best score per model across the official leaderboard, Epoch AI’s own runs and any board Epoch AI copied. Each bar and row names its source.
Muse Spark leads with 52.6%, claims included
Best score per model from every source, including labs’ own numbers and claims Epoch AI collected from reports and papers. Labs pick their own settings, so a claim can beat an independent run of the same model.
- 1
Muse Spark 52.6%
- 2
MAI-Thinking-1 43%
Source: Labs’ model cards
- 1 o1 49.9%
- 2
Gemini 2.0 Flash Feb 2025 28%
- 3
QVQ-72B-Preview 27.1%
- 4
Qwen2.5-VL-72B 23.4%
Source: Official MedXpertQA leaderboard
- 1
Muse Spark 52.6%
- 2 o1 49.9%
- 3
MAI-Thinking-1 43%
- 4
Gemini 2.0 Flash Feb 2025 28%
- 5
QVQ-72B-Preview 27.1%
- 6
Qwen2.5-VL-72B 23.4%
Sources: Labs’ model cards and official MedXpertQA leaderboard
| # | Model | Score | Setting | Date | Source |
|---|---|---|---|---|---|
| 1 | | 52.6% | Apr 2026 | Lab model card | |
| 2 | | 43% | Jun 2026 | Lab model card |
| # | Model | Score | Setting | Date | Source |
|---|---|---|---|---|---|
| 1 | o1 | 49.9% | Dec 2024 | Official leaderboard | |
| 2 | | 28% | Feb 2025 | Official leaderboard | |
| 3 | | 27.1% | Dec 2024 | Official leaderboard | |
| 4 | | 23.4% | Jan 2025 | Official leaderboard |
| # | Model | Score | Setting | Date | Source |
|---|---|---|---|---|---|
| 1 | | 52.6% | Apr 2026 | Lab model card | |
| 2 | o1 | 49.9% | Dec 2024 | Official leaderboard | |
| 3 | | 43% | Jun 2026 | Lab model card | |
| 4 | | 28% | Feb 2025 | Official leaderboard | |
| 5 | | 27.1% | Dec 2024 | Official leaderboard | |
| 6 | | 23.4% | Jan 2025 | Official leaderboard |
The benchmark's own leaderboard has 9 entries, 4 of them models we track. Switch the scores above to rank them together.
Number one over time Number one over time 2 models have held number one with claims included since its release in January 2025
Lab claims count from the day the card came out, independent runs from the model’s release. We draw one row each for the benchmark’s own leaderboard and what labs claim in their cards.
Sources: Official MedXpertQA leaderboard and labs’ model cards
Scores over time
All the scores we have, one dot each, so a model tested at several settings appears more than once.
Sources: Official MedXpertQA leaderboard and labs’ model cards
Labs headline it less often now, last in June 2026
Launch posts from every lab that has listed it, one tick per post. Tall colored ticks include it, and short gray ones leave it out.
| Date | Launch post | Score | As the post writes it |
|---|---|---|---|
| Jun 2, 2026 | 43 | MedXpert QA | |
| Apr 8, 2026 | 52.6 | MedXpertQA (Text) |
One system card reports it
Besides launch posts, we read the system cards, model cards and technical reports labs publish with a release. They report far more, including safety and frontier-risk tests.
| Date | Document | Score | As the document writes it | Section |
|---|---|---|---|---|
| Jun 2, 2026 | | 43 | MedXpert QA, text multiple choice (Table 12, rounded) | Health |
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