Create an API key

Gen-4.5: toman pricing and API

Video generation · runway/gen-4.5

Try it in the studioAPI guide
Price
41,546toman per second

You see the exact estimate before each run and an amount is held; afterwards only the real cost is charged, and a failed run is free.

API example

bash
curl https://api.uttapen.ir/v1/videos \
  -H "Authorization: Bearer sk-up-..." -H "Content-Type: application/json" \
  -d '{"model": "runway/gen-4.5", "prompt": "waves at sunset, slow aerial shot", "seconds": 5}'

# then poll: GET https://api.uttapen.ir/v1/videos/<id>
Maker's own description

Runway Gen-4.5 is a video generation model from Runway for text-to-video and image-to-video workflows. It is designed for cinematic scene creation with strong motion quality, visual fidelity, and prompt adherence....