Red Note’s AI: Dian Dian and AI search could be the next Big Thing

Red Note Signals #7

Red Note has been quietly rolling out its AI assistant, Dian Dian 点点. It’s not branded as a challenger to DeepSeek, Doubao, or the likes. It’s an AI search tool and companion meant to better mine the troves of insight locked inside Red Note’s user-generated content. Dian Dian could be a new and better kind of search, and I will explain why I think this comes at an opportune time.

Dian Dian was first publicly mentioned in December 2024, when Red Note began a small-scale beta test of an "Ask Dian Dian" feature near the search bar. The company behind Dian Dian, incorporated in August 2024, was effectively an internal incubation from the start and “acquired” by the end of 2025, according to Chinese media. The standalone app, which it launched in November 2025, had accumulated 2.51 million Android downloads as of early December — respectable, but not a breakout consumer AI product by any measure. But the effort to push Dian Dian has ramped up recently in my feed, and that's how I came acros…