Open-source AI is now competing with proprietary models in medical diagnostics, offering greater accuracy, privacy, and customization.

- Open-source AI model Llama 3.1 matches proprietary models in medical diagnostics
- It correctly diagnosed 70% of cases, surpassing GPT-4’s 64%
- Open-source models keep data in-house and allow customization
Comparison of Frontier Open-Source and Proprietary Large Language Models for Complex Diagnoses
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Open-source AI can diagnose medical cases with 70% accuracy, outperforming some proprietary models! #openai #aihealthcare #medindia #healthtech’





Rise of Open-Source AI in Healthcare
For the past two years, proprietary AI models—often referred to as closed-source—have excelled in tackling complex medical cases that require intricate clinical reasoning. However, a new study funded by the National Institutes of Health (NIH) and conducted by researchers at Harvard Medical School reveals that an open-source AI model, Llama 3.1 405B, has matched the performance of the leading proprietary model, GPT-4. This groundbreaking study, published in the JAMA Health Forum, analyzed 92 challenging medical cases from The New England Journal of Medicine.The results are promising: Llama 3.1 achieved a correct diagnosis in 70% of the cases, outperforming GPT-4, which had a success rate of 64%. Furthermore, Llama ranked the correct diagnosis as its top suggestion 41% of the time, compared to GPT-4's 37%. In a subset of 22 newer cases, Llama's accuracy improved even further, reaching 73%.
Arjun Manrai, a senior author of the study, expressed excitement over these findings, stating, “It’s remarkable that open-source models have caught up so quickly. This competition can lead to better outcomes for patients and healthcare providers.”
Advantages of Open-Source AI in Healthcare
Open-source AI offers several advantages over closed-source models. One significant benefit is data privacy; open-source models can be run on local hospital servers, keeping sensitive patient information in-house. In contrast, closed-source models require data to be sent to external servers, raising privacy concerns.Additionally, open-source models can be customized to meet specific clinical needs, allowing healthcare professionals to fine-tune the AI based on local data. This flexibility is crucial for adapting to the unique requirements of different healthcare settings.
Role of AI in Healthcare Diagnostics
Both open-source and closed-source AI models are trained on vast datasets, including medical literature and anonymized patient data. They analyze this information to identify patterns and make diagnoses. The potential for AI to assist in diagnostics is immense, especially considering that diagnostic errors contribute to significant patient harm and financial strain on healthcare systems.According to a 2023 report, approximately 795,000 patients in the U.S. suffer permanent disability or death due to diagnostic errors each year. These mistakes can lead to unnecessary tests, inappropriate treatments, and escalating healthcare costs.
As AI technology continues to evolve, it is essential for healthcare professionals to guide its integration into clinical practice. Manrai emphasizes that AI should serve as a supportive tool for clinicians, enhancing the accuracy and speed of diagnoses.
In conclusion, the emergence of competitive open-source AI models like Llama 3.1 represents a significant advancement in medical diagnostics. This development not only promises to improve patient care but also empowers healthcare providers with more control over the tools they use. As the landscape of AI in medicine continues to change, the focus must remain on harnessing these technologies responsibly and effectively.
Reference:
- Comparison of Frontier Open-Source and Proprietary Large Language Models for Complex Diagnoses - (https://jamanetwork.com/journals/jama-health-forum/fullarticle/2831206)
Source-Medindia