Hailuo 2.3 Fast Pro

What you can set

• Prompt

  Text

  The positive prompt for the generation.

• ImageRequired

  Upload an image

  The model generates video with the picture passed in as the first frame.Base64 encoded strings in data:image/jpeg; base64,{data} format for incoming images, or

• Duration

  Choice

  The duration of the generated media in seconds.

  • 6 (default)

• Enable prompt expansion

  On or off

  The model automatically optimizes incoming prompts to enhance output quality. This also activates the safety checker, which ensures content safety by detecting

• Go fast

  On or off

  Prioritize faster video generation speed with a moderate trade-off in visual quality