Step 2

StepfunStepStatus: active

Step 2 is a general purpose, foundation AI model developed by Stepfun, part of the Step family. It was released on 2024-06-01. Its tracked lifecycle status is active. It supports a context window of 131,072 tokens.

Specifications

Organization
Stepfun
Model family
Step
Generation
2
Status
active
Released
2024-06-01
Model type
General Purpose, Foundation
Input modalities
text
Output modalities
text
Context window
131,072 tokens
License
Proprietary
Weights
closed weights
Official API
Yes
Self-hostable
No
Last verified
2026-08-01

Official sources

StepfunOfficial site

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