Organization
Model explorer

StepFun

6 tracked models · 4 families: Step · Step-3 · Step-1 · Step-2
ReleasedModelParamsCtxElo
Sep 2026Step 5 PreviewCLOSED600B·27Ba1M2693.5May 2026Step 3.7 FlashOPEN198B·11Ba262K2182.4Jul 2025Step-3OPEN321B·38Ba64K1564.7Sep 2024Step-1VCLOSED—32K1905.6Jul 2024Step-2CLOSED1000B16K—Mar 2024Step-1CLOSED100B256K—
Release cadence
Tracked releases per quarter
1
'24 Q1
2
'24 Q3
1
'25 Q3
1
'26 Q2
1
'26 Q3