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. ⚠️ Note: This model routes through StepFun, so privacy and logging guarantees may be limited.

Added May 29, 2026

Model weights

Context Window

262.1K

Max Output

256.0K

Avg output tokens (7d)

5.0K tokens

93%

Input Price (Auto)

$0.20/1M

Output Price (Auto)

$1.15/1M

Cache Read (Auto)

$0.040/1M

Capabilities

Benchmarks

Performance metrics and benchmarks

Sourced from Artificial Analysis.

Intelligence Index

30.3

Providers

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

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