Can Artificial Intelligence Counsel Men with Testicular Cancer? A Validated Comparison of ChatGPT, Gemini and Claude

Background/Objectives: Large language models (LLMs) such as ChatGPT, Gemini and Claude are increasingly used by patients to research new diagnoses, including testicular cancer. The aim of this study was to evaluate and compare the quality of responses generated by these three platforms to patient-facing frequently asked questions on testicular cancer, including a focused evaluation of fertility and sexual health questions.