Stepfun key facts
- Developer and provider of AI large model solutions designed for advancing artificial general intelligence (AGI) through unified multimodal understanding and generation.
- It has raised $570.0M; the latest was Early Stage VC ($567.0M) in Jan 2026.
- Notable investors include Qiming Venture Partners, 5Y Capital, Tencent Investment, Shanghai Pudong Venture Capital, China Life Private Equity — 11 tracked in total.
- Status: Privately Held (backing).
Who backs Stepfun
11+Membership and data by Private Market View
- ·The complete investor list: 11 names
- ·Watch Stepfun: the Monday email on marks, rounds and moves
Stepfun funding rounds
No funding rounds for Stepfun are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
Stepfun investors
11 investors are on record for Stepfun, including Qiming Venture Partners, 5Y Capital, Tencent Investment and Shanghai Pudong Venture Capital.
About Stepfun
Developer and provider of AI large model solutions designed for advancing artificial general intelligence (AGI) through unified multimodal understanding and generation. The company provides cutting-edge self-developed models, enabling AI research and development users with advanced solutions for language, image, video, and speech processing.
- Sector
- Information Technology
- HQ
- Shanghai, China
- Founded
- 2023
- Employees
- 400
- Website
- stepfun.com/
- Ownership
- Privately Held (backing)
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Stepfun doesn't have a valuation on record yet — one is published once a priced round, a reported valuation, fund marks, or secondary prints surface in our sources. The rest of the record below builds toward it.