%0 Journal Article %@ 2562-0959 %I JMIR Publications %V 8 %N %P e67551 %T Evaluating the Diagnostic Accuracy of ChatGPT-4 Omni and ChatGPT-4 Turbo in Identifying Melanoma: Comparative Study %A Sattler,Samantha S. %A Chetla,Nitin %A Chen,Matthew %A Hage,Tamer Rajai %A Chang,Joseph %A Guo,William Young %A Hugh,Jeremy %K melanoma %K skin cancer %K chatGPT %K chat-GPT %K chatbot %K dermatology %K cancer %K oncology %K metastases %K diagnostic %K diagnosis %K lesion %K efficacy %K machine learning %K ML %K artificial intelligence %K AI %K algorithm %K model %K analytics %D 2025 %7 21.3.2025 %9 %J JMIR Dermatol %G English %X ChatGPT is increasingly used in healthcare. Fields like dermatology and radiology could benefit from ChatGPT’s ability to help clinicians diagnose skin lesions. This study evaluates the accuracy of ChatGPT in diagnosing melanoma. Our analysis indicates that ChatGPT cannot be used reliably to diagnose melanoma, and further improvements are needed to reach this capability. %R 10.2196/67551 %U https://derma.jmir.org/2025/1/e67551 %U https://doi.org/10.2196/67551