All Models

Step 3

ReasoningTool CallingAttachments

StepFun flash model for efficient multimodal reasoning, coding, and tool use

Providers1
ReleasedJul 31, 2025
Input Modalitiesimage, text
Output Modalitiestext
Tarsk Usecoding

Available Providers (1)

ProviderModel IDInput CostOutput CostContextMax OutputDocs
ZenMuxstepfun/step-3$0.21/MTok$0.57/MTok65.5K64K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output