StepFun is a Shanghai-based AI company founded in April 2023 by Jiang Daxin, Zhu Yibo and Jiao Binxing. It develops the Step series of language and multimodal models, including Step 3.5 Flash.
- Founded
- 2023
- Type
- Private company
- Founders
- Jiang Daxin, Zhu Yibo and Jiao Binxing
- AI lab
- Inference provider
- 3 hosted endpoints