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Documentation Index

Fetch the complete documentation index at: https://docs.ninjachat.ai/llms.txt

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Model IDrunway-gen4-turbo
ProviderRunway
Cost$3.00/video
Duration5s or 10s
Speed~30-60s
Best forFast image animation, product demos
NoteRequires image_url parameter

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Example

curl -X POST https://ninjachat.ai/api/v1/video \
  -H "Authorization: Bearer nj_sk_YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "runway-gen4-turbo", "prompt": "Camera slowly pulls back, clouds drift", "duration": 5, "image_url": "https://example.com/photo.jpg"}'

import requests, os

r = requests.post("https://ninjachat.ai/api/v1/video",
    headers={"Authorization": f"Bearer {os.environ['NINJACHAT_API_KEY']}"},
    json={
        "model": "runway-gen4-turbo",
        "prompt": "Camera slowly pulls back, clouds drift",
        "duration": 5,
        "image_url": "https://example.com/photo.jpg"
    }
)
print(f"Poll: {r.json()['request_id']}")
Guides: Video Generation | All Models | Pricing | Error Handling