StepFun
Step 3.5 Flash 2603
models.dev synced record
Model ID step-3.5-flash-2603
Provider StepFun
Family -
Status -
Knowledge Cutoff 2025-01
Release Date 2026-04-02
Input Modalities text
Output Modalities text
Context Window 256000
Input Limit 256000
Output Limit 256000
Tool Calling Yes
Reasoning Yes
Structured Output -
Temperature Control Yes
Open Weights Yes
Input Cost / 1M tokens $0.10
Output Cost / 1M tokens $0.30
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.02
Cache Write Cost / 1M tokens -