FAQ

Common questions about Step-3.5-Flash.

What is the Step-3.5-Flash release date?

Step-3.5-Flash was released on February 2, 2026 by StepFun.

Who created Step-3.5-Flash?

Step-3.5-Flash was created by StepFun.

How many parameters does Step-3.5-Flash have?

Step-3.5-Flash has 196.0 billion parameters.

What is the license for Step-3.5-Flash?

Step-3.5-Flash is released under the Apache 2.0 license. This is an open-source/open-weight license.