AI video API · Kling
Kling 3.0 Omni 720p API pricing per second
Generate video with Kling's Kling 3.0 Omni 720p through the Cut.Pro API. You see the price before you generate and pay only for what you use.
- Pay as you go, no subscription
- 15 free credits on a new account
- Free quote before every call
From$0.22per secondR$0.73 · 13 credits5 seconds at 1080p: $1.09Updated November 07, 2026
Pricing
Kling 3.0 Omni 720p pricing by mode and resolution
| Mode | Resolution | With sound | Without sound | In reais | Credits |
|---|---|---|---|---|---|
| Text only | 1080p | $0.29 | $0.22 | R$0.97 | 17 credits |
Updated November 07, 2026. Prices use the cheapest credit pack: 1 credit costs $0.0179 (R$0.0599).
Limits
What Kling 3.0 Omni 720p accepts in each request
- Modes
- Text only
- Duration
- 3 to 15 seconds
- Resolutions
- 1080p
- Aspect ratios
- 16:9, 1:1, 9:16
- Sound
- With or without sound (audio: false)
Code
How to call Kling 3.0 Omni 720p free quote, generation and result
BODY='{"model":"kling/video-3-omni-720p-text-to-video","prompt":"a dog surfing at sunset","seconds":5,"resolution":"1080p","aspect_ratio":"9:16"}'
CREDITS=$(curl -s -X POST https://api.cut.pro/api/v1/generations/quote \
-H "X-Api-Key: $CUTPRO_API_KEY" \
-H "Content-Type: application/json" \
-d "$BODY" | jq .credits)
curl -X POST "https://api.cut.pro/api/v1/generations?wait=60" \
-H "X-Api-Key: $CUTPRO_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d "$(jq -c --argjson credits "$CREDITS" '. + {credits: $credits}' <<< "$BODY")"const api = "https://api.cut.pro/api/v1";
const headers = { "X-Api-Key": process.env.CUTPRO_API_KEY, "Content-Type": "application/json" };
const body = {
model: "kling/video-3-omni-720p-text-to-video",
prompt: "a dog surfing at sunset",
seconds: 5,
resolution: "1080p",
aspect_ratio: "9:16",
};
const quote = await fetch(`${api}/generations/quote`, { method: "POST", headers, body: JSON.stringify(body) }).then((res) => res.json());
let generation = await fetch(`${api}/generations?wait=60`, {
method: "POST",
headers: { ...headers, "Idempotency-Key": crypto.randomUUID() },
body: JSON.stringify({ ...body, credits: quote.credits }),
}).then((res) => res.json());
while (generation.status === "processing") {
generation = await fetch(`${api}/generations/${generation.id}?wait=60`, { headers }).then((res) => res.json());
}
console.log(generation.output?.url ?? generation.error_code);import os, uuid, requests
API = "https://api.cut.pro/api/v1"
headers = {"X-Api-Key": os.environ["CUTPRO_API_KEY"]}
body = {
"model": "kling/video-3-omni-720p-text-to-video",
"prompt": "a dog surfing at sunset",
"seconds": 5,
"resolution": "1080p",
"aspect_ratio": "9:16",
}
quote = requests.post(f"{API}/generations/quote", json=body, headers=headers).json()
generation = requests.post(
f"{API}/generations",
params={"wait": 60},
json={**body, "credits": quote["credits"]},
headers={**headers, "Idempotency-Key": str(uuid.uuid4())},
).json()
while generation["status"] == "processing":
generation = requests.get(f"{API}/generations/{generation['id']}", params={"wait": 60}, headers=headers).json()
print(generation["output"]["url"] if generation["status"] == "ready" else generation["error_code"])Read the docsQuestions
API questions before your first call
- At 1080p, each second costs $0.22 and a minute comes to $13.10 (R$43.85, 732 credits). Each generation runs 3 to 15 seconds.
- Create an account, make a key and send the request to the quote, which charges nothing. The smallest Kling 3.0 Omni 720p generation costs 37 credits, more than the 15 free ones: use those to try a cheaper model from the catalog.
- No. Buy a credit pack by card, or in reais with Pix from Brazil, and spend it on Kling 3.0 Omni 720p and every other model with the same key.
- No. The Cut.Pro key calls Kling 3.0 Omni 720p without a Kling account, with one balance for every model in the catalog.
- Yes. With a CPF or CNPJ and full address in your billing details, the nota fiscal is issued after each payment is confirmed.
Still missing one? Help center
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Generate with Kling 3.0 Omni 720p today
Create a key, get a free quote and pay only for what you generate.
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