Video Generation Request - Runway gen-4.5

Request Code

POST https://gateway.pixazo.ai/runway-gen-4-5/v1/gen-4.5/generate
Content-Type: application/json
Cache-Control: no-cache
Ocp-Apim-Subscription-Key: YOUR_API_KEY

{
  "prompt": "A golden retriever puppy chasing butterflies through a sunlit lavender field, slow motion, cinematic depth of field, warm afternoon light casting long shadows"
}

import requests

url = "https://gateway.pixazo.ai/runway-gen-4-5/v1/gen-4.5/generate"
headers = {
    "Content-Type": "application/json",
    "Cache-Control": "no-cache",
    "Ocp-Apim-Subscription-Key": "YOUR_API_KEY"
}
data = {
    "prompt": "A golden retriever puppy chasing butterflies through a sunlit lavender field, slow motion, cinematic depth of field, warm afternoon light casting long shadows"
}

response = requests.post(url, json=data, headers=headers)
print(response.json())

const url = 'https://gateway.pixazo.ai/runway-gen-4-5/v1/gen-4.5/generate';

const data = {
  prompt: 'A golden retriever puppy chasing butterflies through a sunlit lavender field, slow motion, cinematic depth of field, warm afternoon light casting long shadows'
};

fetch(url, {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Cache-Control': 'no-cache',
    'Ocp-Apim-Subscription-Key': 'YOUR_API_KEY'
  },
  body: JSON.stringify(data)
})
.then(response => response.json())
.then(data => console.log(data))
.catch(error => console.error('Error:', error));

curl -X POST "https://gateway.pixazo.ai/runway-gen-4-5/v1/gen-4.5/generate" \
  -H "Content-Type: application/json" \
  -H "Cache-Control: no-cache" \
  -H "Ocp-Apim-Subscription-Key: YOUR_API_KEY" \
  --data-raw '{
    "prompt": "A golden retriever puppy chasing butterflies through a sunlit lavender field, slow motion, cinematic depth of field, warm afternoon light casting long shadows"
  }'

Output

{
  "success": true,
  "id": "phzd8zp6anrmt0cwfcntztr2xc",
  "status": "starting",
  "created_at": "2026-02-20T13:09:52.341Z"
}

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Request Parameters - Video Generation Request

Parameter	Required

Runway Gen 4.5 API - AI Video Generation APIs

Models Version