How to Find RedNote Content Topics: the Viral Topic Analyzer
When content flops, it's often not the writing — it's the wrong topic. Instead of guessing, look at what the notes that already went viral in your category are about. The Rnote API online tool Viral Topic Analyzer takes a category keyword, analyzes the top notes for that topic, and surfaces top topic words, content-format split, engagement benchmarks, and viral titles — no code, ideas in seconds.
What you get
- Top topic words — Recurring words pulled from a pile of viral titles (bigger = more frequent), showing what everyone is writing around.
- Content-format split — Whether the category leans image or video.
- Engagement benchmarks — Avg likes/collects/comments, so you know what "good" looks like.
- Top viral titles — Open the originals for inspiration and structure.
How to use it (no code)
- Log in and open the Viral Topic Analyzer.
- Enter a category/keyword and set how many top notes to analyze.
- Confirm the estimate and run — the word cloud and ranking render on the page.
Who it's for
- Creators / agencies — Generate a topic list fast and end the "what do I post today" struggle.
- Brand content teams — Read the category's content direction and align to what users care about.
- New accounts — Study what category leaders write and skip the detours.
With a direction in hand, use the Account Health Report to find the best posting time, and Watermark-Free Download to save great covers as references.
FAQ
Q: How are the top words derived? A: A lightweight Chinese bigram frequency over viral-note titles with common stopwords filtered — for direction-finding; final topic choices still need your product judgment.
Get started
Sign up free for credits and open the Viral Topic Analyzer with your category keyword. See pricing and the docs.
About the Rnote Xiaohongshu API
Skip building a RedNote scraper: one API key gets you notes, comments, users, search, products and Pugongying creator data. Pay per call, charged only for successful requests.