Secret Tower Writing Cat is an intelligent writing assistance platform launched by Secret Tower Technology, specially designed for Chinese users, integrating AI writing, text error correction, sentence rewriting, content continuation, intelligent picture matching and Chinese-English translation and other functions. The platform is based on the self-developed MetaLLM model, which supports users to efficiently create content in various scenarios such as paper writing, report writing, marketing copywriting, and novel creation. Secret Tower Writing Cat provides a variety of ways to use such as web version, mobile App, WeChat applet, Word plug-in, etc., to meet the needs of different devices and platforms. Its smart proofreading feature quickly identifies and corrects typos, grammatical errors, and punctuation issues, improving text quality. In addition, the platform also supports collaborative editing by multiple people, which is suitable for teams to complete writing tasks together. Secret Tower WritingCat offers a free version and a variety of paid packages to meet the writing needs of different users.