01.AI vs Windsurf
Which AI AI Agents tool is better in 2026?
01.AI
Founded by Kai-Fu Lee — maker of the Yi model family.
Windsurf
Agentic AI IDE for next-generation coding.
Side-by-side
| 01.AI | Windsurf | |
|---|---|---|
| Tagline | Founded by Kai-Fu Lee — maker of the Yi model family. | Agentic AI IDE for next-generation coding. |
| Founded | 2023 | 2021 |
| HQ | Beijing, CN | Mountain View, US |
| Employees | 201-500 | 51-200 |
| Total funding | $1B | $243M |
| Latest round | Series A · Nov 6, 2023 | Series C · Aug 29, 2024 |
| Valuation | — | — |
| Pricing | Freemium | Freemium · From $15/mo |
| Free plan | — | — |
| Free trial | — | — |
| Categories |
🟢 Strengths of 01.AI
- Has raised more capital ($1B vs $243M)
- Newer company (2023)
🔵 Strengths of Windsurf
- More mature (2021)
Which should you choose?
Choose 01.AI if price matters most — it starts at Freemium, which is friendlier for teams watching burn. Both AI Agents tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose 01.AI if you want the most established option — it has raised $1B, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
01.AI vs Windsurf — which is better?
It depends on your priority. 01.AI has raised more capital and is the more established option; Windsurf has broader feature depth. See the side-by-side table above.
Is 01.AI cheaper than Windsurf?
Yes — 01.AI starts at Freemium, while Windsurf starts at Freemium · From $15/mo.
Do 01.AI and Windsurf offer free plans?
01.AI: Paid only. Windsurf: Paid only.
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