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StepFun Yuewen (跃问)
Who uses it, and for what
One row per story. The grade is for the claim that the business uses this tool, not for its revenue.
| Story | What it does there | When | Cost stated | Grade | Source |
|---|---|---|---|---|---|
| Stomach Book (胃之书, Bellybook) | A self-media article says all of the founder's products run on the Yuewen model platform; no other source confirms it. Model platform, Yuewen developer program (繁星计划) | C | The Paper (澎湃新闻), Paike self-media account 鲸选AI, 2 January 2025: This group makes AI hits, one person earns a million a year (这个群体，AI捏爆款，1人年入百万) |
Grade A: the tool's maker or a payment processor confirms the use. Grade B: an independent report, or the tool is visible in public code. Grade C: the founder or the company says so.
Other tools for the same job
AI models, with the number of stories that use each.