Step 5
StepFun🇨🇳 CNMajor lab· Oct 8, 2026
TextReasoningVisionAPI
Step 5 Preview is StepFun's flagship model for agentic work, built on a sparse Mixture-of-Experts architecture (27B active / 600B total parameters). It performs strongly in software engineering and professional...
Provider description (OpenRouter)
- Context
- 1M tokens
- Price / 1M tok
- $1 in · $2.70 out
- Modalities
- text, image, video → text
1 variant
| Preview | 1M | $1/$2.70 | OR |
Sources
OpenRouterProvenance
- Detected
- Oct 8, 2026
- First source
- openrouter
- Description
- Provider description (OpenRouter)
- Editorially reviewed
- —