curl --request POST 'https://api.voicecheap.ai/v1/actions/thumbnails_generate' \
  --header "x-api-key: $VOICECHEAP_API_KEY" \
  --header 'Content-Type: application/json' \
  --data '{"requestId":"2fcb6b7f-4e5d-421a-b35b-b68548dfd83e","prompt":"A clean YouTube thumbnail showing a mountain sunrise, with the text “A new adventure”.","referenceImageKeys":["uploads/example-user/2502829e-3fde-4aad-b3c7-ce0f779fa2e6-reference.png"]}'

const input = {
  requestId: '2fcb6b7f-4e5d-421a-b35b-b68548dfd83e',
  prompt: 'A clean YouTube thumbnail showing a mountain sunrise, with the text “A new adventure”.',
  referenceImageKeys: ['uploads/example-user/2502829e-3fde-4aad-b3c7-ce0f779fa2e6-reference.png'],
};
const response = await fetch('https://api.voicecheap.ai/v1/actions/thumbnails_generate', {
  method: 'POST',
  headers: {
    'x-api-key': process.env.VOICECHEAP_API_KEY,
    'Content-Type': 'application/json',
  },
  body: JSON.stringify(input),
});
const body = await response.json();
if (!response.ok) throw new Error(body.code + ': ' + body.message);
console.log(body);

import os
import requests

response = requests.post(
    "https://api.voicecheap.ai/v1/actions/thumbnails_generate",
    headers={"x-api-key": os.environ["VOICECHEAP_API_KEY"]},
    json={"requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e", "prompt": "A clean YouTube thumbnail showing a mountain sunrise, with the text “A new adventure”.", "referenceImageKeys": ["uploads/example-user/2502829e-3fde-4aad-b3c7-ce0f779fa2e6-reference.png"]},
    timeout=120,
)
body = response.json()
if not response.ok:
    raise RuntimeError(f"{body.get('code')}: {body.get('message')}")
print(body)

{
  "data": {
    "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e",
    "status": "running",
    "pollAction": "action_request_get",
    "pollAfterSeconds": 5
  },
  "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e"
}

{
  "data": {
    "generationId": "109c61cb35dbdc01a94aabb3b1a128519ed1f8823800a7a327b9d8d8c2c0e10b",
    "status": "completed",
    "width": 1280,
    "height": 720,
    "referenceImageCount": 1,
    "createdAt": 1792144800000,
    "updatedAt": 1792144800000,
    "expiresAt": 1792749600000
  },
  "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e"
}

{
  "data": {
    "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e",
    "operation": "thumbnails_generate",
    "createdAt": 1792144800000,
    "updatedAt": 1792144820000,
    "status": "running",
    "pollAfterSeconds": 5
  },
  "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e"
}

{
  "data": {
    "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e",
    "operation": "thumbnails_generate",
    "createdAt": 1792144800000,
    "updatedAt": 1792144820000,
    "status": "completed",
    "resultStored": false,
    "message": "The action completed. Retrieve its output from the corresponding history or resource action."
  },
  "requestId": "2fcb6b7f-4e5d-421a-b35b-b68548dfd83e"
}