Diandian

Based on the available evidence, Diandian is worth trying as an AI search assistant for lifestyle decisions, but the evidence is not strong enough to call it a leading general-purpose AI search product. The adoption judgment is cautiously positive: not because of hype alone, but because multiple hands-on write-ups point to the same pattern—when a task depends heavily on Xiaohongshu’s dense community content, such as travel planning, dining choices, or shopping reference, it can replace part of the manual post-browsing workflow.

In practice, it behaves more like a guide-organizing agent with summary and follow-up capabilities than a web-scale search engine or a professional knowledge tool. Several Zhihu tests describe answers grounded in Xiaohongshu content, with summaries, image-rich presentation, source cues, and the ability to keep asking based on posts, comments, or highlighted text. Other articles mention entry points inside the messaging page, a “deep thinking” mode, and continuing discussion after sharing a post. So the better comparison is not Perplexity-style open web search, but an AI agent built around Xiaohongshu-native content for planning and recommendations.