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POST
/
generation
/
runwayml
/
gen-4.5
Runway Gen-4.5
curl --request POST \
  --url https://open.skills.video/api/v1/generation/runwayml/gen-4.5 \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "<string>"
}
'
{
  "id": "<string>",
  "status": "starting",
  "usage": {
    "total": 0,
    "subscription": 0,
    "permanent": 0
  }
}
$0.05 per output second.

Authorizations

​
Authorization
string
header
required

API Key for API endpoints

Body

application/json
​
prompt
string
required

Text prompt for video generation

​
n
integer
default:1

Number of results to generate (1-4)

Required range: 1 <= x <= 4
​
first_frame_url
string<uri>

Optional initial image for video generation (first frame)

​
duration
default:5

Duration of output video in seconds

​
aspect_ratio
enum<string>
default:16:9

Video aspect ratio

Available options:
16:9,
9:16,
4:3,
3:4,
1:1,
21:9

Response

Generation status

​
id
string
required

Generation id.

​
status
enum<string>
required

Generation status

Available options:
starting,
processing,
succeeded,
failed,
canceled
​
usage
object
required

Credit usage breakdown for the request