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StepFun Step Plan (China)

StepFun Step Plan (China)

4 models available

Documentation

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

Input

Free/1M

Output

Free/1M

Context

256K

Max Output

256K

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

API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
STEPFUN_API_KEY
API Base URL
https://api.stepfun.com/step_plan/v1
Documentation