Newly Released
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Step Video TI2V

Provider: StepFun Updated: 2026-07-17

Step Video TI2V is an video generation model from Stepfun, designed for video generation and motion content production.

Video Generation Newly ReleasedEnglish

Pricing

Input -
Output -
Text to Image -
Image to Image -
Text to Video -
Image to Video -1 CNY / 1M tokens

Capabilities

Input Types Image
Output Types Audio
Function Calling -
Session Cache -
Fine-Tuning -
Prefix Cache -
Structured Output -
Image Understanding -
Text Generation -
Text to Image -
Image to Image -
Text to Video Not supported
Image to Video Supported
Open Source Status Open source

Parameters

Last Updated 2026-07-17
Context Length -
Max Input Tokens -
Max Output Tokens -
Max Thought Tokens -
TPM -
RPM -
Parameter Count -
Modalities Text and Video
Language Support English
Best For Video generation and motion content production
Resolution 768x768/544x992
Video Duration 6.8~8.5 s
Frame Rate 24 FPS