Recently, many netizens found that after WeChat search launched the "AI search" function, it was connecting to the "deep thinking" service provided by DeepSeek-R1. On February 16, Tencent responded that WeChat search was officially grey released to test access to DeepSeek. Users who have been grey released can search the entrance at the top of the dialog box and see the words "AI search". After clicking to enter, they can use the DeepSeek-R1 full blood version model for free. Where is the data collection limit of WeChat AI search function? Will personal information such as Moments and chats in WeChat be used? In response, Tencent specifically posted script, WeChat AI search access DeepSeek support network search, users do not need to manually select, the data source is based on the official account and other WeChat ecological content, including the whole network content. At the same time, AI search only integrates official accounts and other public information on the Internet, will not use users' personal information and related privacy information.