These two overlap more than their marketing suggests; the split is usually about how you work.
For Reading long reports and papers; Organizing Chinese source material, Kimi is the more direct fit. For Free PPT and spreadsheet generation; WeChat and public-account content, Yuanbao gets there with less fighting.
Both have free tiers, so cost only separates them once you hit the limits. Context limits aren't published for both, so treat this as untested until you hit the ceiling yourself.
| Dimension | Kimi | Yuanbao |
|---|---|---|
| Free tier | Yes | Yes |
| Pricing | Membership annual plans work out to CNY 39 / 79 / 159 / 559 / 1,119 per month, alongside a free tier; API K3.1 Pro CNY 13 input and CNY 68 output per million tokens (CNY 1.3 on cache hits) (checked 2026-10-29) | Every feature is free as of this check, including generating and downloading PPT, Word, Excel, PDF and HTML files; a July 2026 report said no paid plan was scheduled (checked 2026-10-29) |
| Context window | 1,048,576 tokens (K3 series); 262,144 tokens on the K2 series (checked 2026-10-29) | not published |
| Platforms | Web, iOS, Android | Web, iOS, Android, Desktop (PC) |
| Best for | Reading long reports and papers; Organizing Chinese source material; Light agent and research tasks | Free PPT and spreadsheet generation; WeChat and public-account content; Students and light office work |
| Availability | Directly reachable in mainland China with no proxy, and platform.kimi.com serves the China region (checked 2026-10-29). | Directly reachable in mainland China with no proxy, and a China edition exists (checked 2026-10-29). |
Reading long reports and papers; Organizing Chinese source material; Light agent and research tasks. Its strongest point: Swallows a whole book and answers against the full text. Watch out for: Concurrency limits bite at Chinese peak times.
Free PPT and spreadsheet generation; WeChat and public-account content; Students and light office work. Its strongest point: Agent-style office work, including file export, costs nothing. Watch out for: Flagship model context window is not published.
There's no reason to pick a single winner if you already pay for one: use the free tier of the other for the tasks it clearly does better.
Kimi if you want Reading long reports and papers. Yuanbao if Free PPT and spreadsheet generation. Neither has a learning curve worth worrying about past the first day.
Yes — both have free tiers, and the pair covers more ground than either alone.
Context limits aren't published for both, so treat this as untested until you hit the ceiling yourself.