Performance assessment of artificial intelligence chatbots (ChatGPT-4 and Copilot) for sharing insights on 3D-printed orthodontic appliances: A cross-sectional study.

Objective: To evaluate and compare the performance of OpenAI's ChatGPT-4 and Microsoft Copilot in providing information on 3D-printed orthodontic appliances, with a focus on the accuracy, completeness of the content, and response generation time.

Methods: This cross-sectional study proceeded in five stages. Initially, three orthodontists created a total of 125 questions concerning 3D printed orthodontic appliances of which 105 questions were finalized to be incorporated into the study by a panel of senior orthodontists.