Model index
StepFun·StepVideo

Step-Video-T2V

StepFun’s open text-to-video release group containing Step-Video-T2V and a faster Turbo variant.

LegacyVideo generationOpen weightsRelease group
MODEL NUMBER348
First public date
2025-02-17
Organization
StepFun
Family
StepVideo
01

Specifications

Only published specifications are shown.

This record covers multiple tiers. Modalities and capabilities describe the group coverage; support and licensing depend on the individual tier.

Input modalities
Text
Output modalities
Video
Open weights
Yes
License
MIT
Status
Legacy
Step-Video-T2V · MIT · in: Text · out: VideoStep-Video-T2V-Turbo · MIT · in: Text · out: Video
02

Overview

Overview

StepFun’s open text-to-video release group containing Step-Video-T2V and a faster Turbo variant.

Why it mattered

Step-Video-T2V is the foundation of StepFun’s public video-generation line, with inference code and weights released.

03

Architecture & capabilities

Model capabilities

Video generation
04

Release history

Open weights

Step-Video-T2V and T2V-Turbo inference code and weights were released.

View source
05

Related models

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06

Sources

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