Step 3.7 Flash Thinking

stepfun/step-3.7-flash:thinking

BackTry Model

Step 3.7 Flash Thinking

stepfun/step-3.7-flash:thinking

BackTry Model

Step 3.7 Flash Thinking is StepFun's high-efficiency multimodal MoE model with visible reasoning enabled for deeper agentic coding, long-context reasoning, tool use, and native image/video understanding.

Added May 29, 2026

Context Window

256.0K

Max Output

256.0K

Input Price (Auto)

$0.20/1M

Output Price (Auto)

$1.15/1M

Capabilities

Vision

Video input

Reasoning

Tool calling

Structured output

Benchmarks

Performance metrics and benchmarks

Artificial Analysis

LMArena

Sourced from Artificial Analysis.

No benchmark data is available yet for this model.

Providers

Auto routing is available for this model. Explicit provider selection is not available.

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