Evaluating the Performance of ChatGPT in Ophthalmology: An Analysis of its Successes and Shortcomings | Ophthalmology | University of Montreal Purpose Foundation models are a novel type of artificial intelligence algorithms, where models are pretrained at scale on unannotated data and fine-tuned for a myriad of downstream tasks such as generating text. This study assessed the accuracy of ChatGPT, a large language model, in the ophthalmology question-answering space.