StepFun: Step 3.7 Flash

Step 3.7 Flash is StepFun's latest high-efficiency multimodal Mixture-of-Experts model. It pairs a 196B-parameter language backbone with a vision encoder for native image and video understanding, activating roughly 11B parameters...

262K context·$0.20 in·$1.15 out·May 2026 release·Vision, Reasoning, Tools / functions, Web search

Available on

OpenRouter NVIDIA

Providers

Where StepFun: Step 3.7 Flash runs in Big-AGI, with each service's own model ID and USD-per-1M-token rates. The summary above prefers the creator's claim; rates below are each service's own.

ServiceModel IDContextInputOutputCache read

OpenRouter

stepfun/step-3.7-flash

262K

$0.20

$1.15

$0.04

NVIDIA

delisted

stepfun-ai/step-3.7-flash

262K

Free