StepFun

StepFun has released Step-3.7-Flash, a 198B-parameter sparse Mixture-of-Experts vision-language model that activates approximately 11B parameters per token. The model supports a 256K context window, native image understanding via a 1.8B-parameter vision encoder, and offers three selectable reasoning levels.

StepFun has released Step 3.7 Flash, a 196B-parameter Mixture-of-Experts model that activates approximately 11B parameters per token. The multimodal model supports a 256K context window and introduces selectable reasoning levels (high/medium/low), priced at $0.20 per 1M input tokens and $1.15 per 1M output tokens.