StepFun Step Plan (China)
5 models available
Models
Browse all models from StepFun Step Plan (China)
Step Router v1
stepfun-step-plan
Tool Use
Input
Free/1M
Output
Free/1M
Context
256K
Max Output
256K
Step 3.7 Flash
stepfun-step-plan
ReasoningTool UseOpen WeightsVision
Step 3.5 Flash 2603
stepfun-step-plan
ReasoningTool UseOpen Weights
Input
Free/1M
Output
Free/1M
Context
256K
Max Output
256K
Step 3.5 Flash
stepfun-step-plan
ReasoningTool UseOpen Weights
Input
Free/1M
Output
Free/1M
Context
256K
Max Output
256K
Step 5 Preview
stepfun-step-plan
ReasoningTool UseVision
Input
Free/1M
Output
Free/1M
Context
1.0M
Max Output
66K
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
STEPFUN_API_KEY
API Base URL
https://api.stepfun.com/step_plan/v1