Smart Paper AI Writing 4.0 is an AI platform focused on academic writing. Utilizing the latest academic language model technology, it offers users high-quality, original paper writing services. The platform supports various subjects and types of papers, including theses, research proposals, literature reviews, and covers all education levels from associate degree to graduate studies. It also provides a suite of auxiliary features such as literature search, plagiarism rate control, and the ability to insert charts and code to meet diverse user needs. The platform places great emphasis on user privacy and data security, employing Alibaba Cloud encryption technology to protect users' paper confidentiality.