Runway Gen-4.5 · 30 s · 1080p

Thirty seconds of Gen-4.5 video - six five-second clips - billed per second exactly as Runway charges the API. Text-only or image-to-video, both from the same key.

What you get

• 30 seconds of generated video on one API key, billed per second of output. Order several units to stack seconds on the same key.
• A personal API key for gen4.5, issued automatically once your order is completed.
• Priced at $0.120 per second of video at 1080p. Source: the vendor's own API pricing page.
• 5 s clips · 1080p · 24 fps · audio: No
• No shipping: delivery is digital, under My Account > Order History and by email.

Capabilities

• Per second
• 1080p
• 5 s clips
• Text or image to video

Best for

Hero shots and brand films that need camera control.

Quick start

# pip install requests

import os, time, requests

headers = {
    "Authorization": "Bearer " + os.environ["RUNWAYML_API_SECRET"],
    "X-Runway-Version": "2024-11-06",
    "Content-Type": "application/json",
}
task = requests.post(
    "https://api.dev.runwayml.com/v1/text_to_video",
    headers=headers,
    json={
        "model": "gen4.5",
        "promptText": "a paper boat drifting down a rain-soaked street",
        "ratio": "1280:720",
        "duration": 5,
    },
).json()

while True:
    job = requests.get("https://api.dev.runwayml.com/v1/tasks/" + task["id"], headers=headers).json()
    if job["status"] == "SUCCEEDED":
        print(job["output"])
        break
    if job["status"] == "FAILED":
        raise SystemExit(job.get("failure", "task failed"))
    time.sleep(3)