Example body:

{
  "text_prompt": "masterpiece, cinematic, man smoking cigarette looking outside window, moving around",
  "model": "gen3",
  "width": 1344,
  "height": 768,
  "motion": 5,
  "seed": 0,
  "callback_url": "",
  "time": 5
}

Guidance

• text_prompt (required, string): "masterpiece, cinematic, man smoking cigarette looking outside window, moving around"
• model (optional, string): default to be 'gen3'. Text to Video model will be using Gen3 Alpha if model is 'gen3'
• width (optional, int): default to be 1344; output video width. The Gen3 Alpha model has a fixed video resolution of 1280x768
• height (optional, int): default to be 768; output video height. The Gen3 Alpha model has a fixed video resolution of 1280x768
• motion (optional, int): default to be 5; Increase or decrease the intensity of motion in your video. Higher values result in more motion. Gen3 Alpha won't use this parameters.
• seed (optional, int): default to be 0, means random value.
• callback_url (optional, string): The callback_url is where a GET request will be sent once the job finishes, whether it’s successful or not. It will include the UUID in this format: <your-callback-url>?uuid=<uuid>
• time (optional, string): default 5s for gen3 model, and 4s for gen2 model. You can use either 5 or 10 for gen3 models

RunwayML Gen3 Model Now Officially Supported!