According to CoinMeta, Zhipu's next-generation model GLM-5.3 appears to have been leaked ahead of time, and search results for ZCode show information related to this model. Bing search once included the title of the ZCode page as "Official GLM-5.3 of harness." Currently, the official website still displays "Official GLM-5.2 of harness," and Zhipu's model release records and development documentation have only been updated up to GLM-5.2. Tang Jie, co-founder of Zhipu, previewed GLM-5.3 on social media and responded to user inquiries by saying " sooooooon."