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AI Atlas
Family

first seen 12 Sept 2026

family_01M2AS5MA1P3S4H6E4K2KDZE9F

Models
3
First release
28 Aug 2025
Latest release
14 Jan 2026
Parameters
3.53B – 33.5B
Artifacts
0
Providers
0

Releases

Family releases by statusActiveSept 25Oct 25Nov 25Dec 25Jan 26Step-Audio-2-mini — 28 Aug 2025Step-Audio-EditX — 29 Oct 2025Step-Audio-R1.1 — 14 Jan 2026

3 dated releases · dot size = best benchmark rank of the member

Members 3

Family members
ModelParamsContextOpennessLicenceReleasedStatusBest rankCompare
Step-Audio-R1.1StepFun33.5BOpen weightsApache-2.014 Jan 2026Active
Step-Audio-EditXStepFun3.53B29 Oct 2025Active
Step-Audio-2-miniStepFun8.32BOpen weightsApache-2.028 Aug 2025Active

Lineage among members 0 relations

Open in Graph →

No lineage relation recorded among these members.

Benchmark progress

Benchmark progress needs at least two dated members with a rank on the same benchmark. Ranks (not scores) are what the family endpoint provides.

Aggregates are computed from the members' sourced claims; members without a release date or parameter count are left out of the range and timeline rather than guessed. Methodology →