Abstract：Chatting about ChatGPTHow may AI and GPT impact academia and librariesThis paper provides an overview of key definitions related to ChatGPTa public tool developed by OpenAIand its underlying technologyGPTThe paper discusses the history and technology of GPTincluding its generative pre-trained transformer modelits ability to perform a wide range of language-based tasksand how ChatGPT utilizes this technology to function as a sophisticated chatbotAdditionallythe paper includes an interview with ChatGPT on its potential impact on academia and librariesThe interview discusses the benefits of ChatGPT such as improving search and discoveryreference and information servicescataloging and metadata generationand content creationas well as the ethical considerations that need to be taken into accountsuch as privacy and biasThe paper also explores the possibility of using ChatGPT for writing scholarly papersRetrieval and IndexingImprove search and discovery Consulting ServiceReference and information service Collection ClassificationCatalog and metadata generation This article mainly discusses ChatGPTa public tool developed by Openaiand its underlying technology GPTThe core technology of GPT is based on languageincluding its generating pre-training transformer modeland its extensive language task abilityChatGPT uses this technology as a precise chat robotIn additionNLPnatural language processingis a sub-category of AIIt mainly focuses on how machines analyzeunderstand and generate human language