StepFun Step-2

Proprietary

About

StepFun's Step-2 model. Chinese AI startup (Six Tigers)

Capabilities

VisionMultimodalReasoningFunction CallingTool UseJSON ModeCode Execution

Rankings

Cheapest LLM APIs

Specifications

FamilyStep

Released2025-10-15

Context128k

Created by

One of China's leading AI 'Six Tigers'.

Shanghai, China

Founded 2023