Model creator
StepFun
2 models in the index, 2 of them benchmarked.
Models
2
Best Intelligence
30.9
Step 3.7 Flash
Open weights
Yes
Latest release
May 2026
Catalogue
How the line-up stacks up
Benchmarked models ranked within this creator's own range, so you can see where each release sits in the family.
Intelligence Index
StepFun models · higher is better
- 30.9
- 26.5
View as table
| Model | Intelligence |
|---|---|
| Step 3.7 Flash | 30.9 |
| Step 3.5 Flash | 26.5 |
Own record over time
Best Intelligence Index this creator had shipped at each date
A step means this creator beat its own previous best, not necessarily the industry frontier.
View as table
| Date | Model | Index |
|---|---|---|
| Jan 2026 | Step 3.5 Flash | 26.5 |
| May 2026 | Step 3.7 Flash | 30.9 |
Full list
All 2 StepFun models
Filter by creator
2 of 2 models| Step 3.7 Flash StepFunopen | 30.9 | $0.10 |
| Step 3.5 Flash StepFunopen | 26.5 | $0.03 |