Cheaper Gen.
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Veo 3.1 API

Google's cinematic video model with native audio, up to 4K

FromUp to −12%
$0.176/sOfficial price $0.20

per second of video · 720p

Try Veo 3.1

Runs on your balance at the price shown on the button. Results are saved to your account.

Open full-screen Studio
0/5000

Landscape or portrait.

Output resolution. 1080p and 4K clips are always 8 seconds; 4K costs more per second.

Clip length: 4, 6 or 8 seconds at 720p (1080p and 4K are always 8 s). You pay per second.

Generate synchronized sound, ambience and dialogue. Clips with audio are billed at a higher per-second rate.
Estimated cost…

Create a free account with Google or email — pay only for what you generate.

Your video will appear here

Write a prompt, pick your settings and hit Run. You only pay for successful generations.

What is Veo 3.1?

Google Veo 3.1 generates 4–8 second cinematic videos with synchronized dialogue, effects and ambience at 720p, 1080p or 4K, from text or a first and last frame.

Up to 4K
720p, 1080p and 4K
Native audio
Dialogue, effects, ambience
4 / 6 / 8 s
Pay per second
Frames
First & last frame control

Cinematic realism with sound

Veo 3.1 renders lifelike lighting, physics and camera moves, and generates matching audio — dialogue with lip-sync, sound effects and ambience — in the same pass.

Frame control

Animate a still image, or give a first and a last frame and let Veo interpolate the shot between them.

What it's good at

  • Ads and brand films with spoken lines
  • Realistic nature, food and product shots
  • Storyboard-to-shot with first and last frames
  • 4K hero shots

Veo 3.1 pricing

Pay per second of video. No subscription. Failed generations are refunded automatically.

TierOfficial priceCheaper Gen.
720p + audio
with native audio
$0.40/s$0.352/s
720p
silent
$0.20/s$0.176/s
1080p + audio
with native audio
$0.40/s$0.352/s
1080p
silent
$0.20/s$0.176/s
4K + audio
with native audio
$0.60/s$0.528/s
4K
silent
$0.40/s$0.352/s
  • Official price: Google Cloud Vertex AI list price for veo-3.1-generate-001 ($0.40 / s with audio, $0.20 / s video only at 720p–1080p; 4K $0.60 / $0.40). Prices verified 2026-10-16.
  • With native audio on, every second is billed at the audio rate.

Specifications

Resolutions
720p · 1080p · 4K
Duration
4, 6 or 8 s
Aspect ratios
16:9 · 9:16
Frame rate
24 fps
Audio
Optional (billed higher)
Released
Oct 15, 2025

Use Veo 3.1 via API

One request to start a job, one to fetch the result. Same shape for every model.

Full API reference
import os, time, requests

API = "https://cheapergen.com/api/v1"
headers = {"Authorization": f"Bearer {os.environ['CHEAPERGEN_API_KEY']}"}

# 1. Submit the job
job = requests.post(f"{API}/run/google/veo-3.1/text-to-video", headers=headers, json={
    "prompt": "A tide pool at sunrise, a tiny crab scuttles across glistening rocks, macro lens, gentle waves and gull calls",
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "duration": 8
}).json()

# 2. Poll until it finishes (or pass "webhook_url" and skip polling)
while job["status"] in ("queued", "running"):
    time.sleep(3)
    job = requests.get(f"{API}/generations/{job['id']}", headers=headers).json()

print(job["status"], job["output"]["video"]["url"] if job["status"] == "succeeded" else job["error"])

Example prompts

Hit “Try it” to load a prompt into the playground above.

  • An old fisherman mends a net on a wooden pier at dawn and says, “Tide's turning,” gulls crying overhead

    Try it
  • Macro shot of honey dripping onto a stack of pancakes, morning light, soft clinking of cutlery

    Try it
  • A red vintage convertible drives along a coastal cliff road at sunset, drone shot following from behind

    Try it

Veo 3.1 FAQ

Veo 3.1 is billed per second of output video, at Google's rates for the chosen resolution, with a higher rate when native audio is on. Clips are 4, 6 or 8 seconds at 720p; 1080p and 4K clips are always 8 seconds. Failed generations are never charged.

Yes. Requests run on Google's Veo 3.1 through an official Google Cloud channel — the same model as the Gemini API and Vertex AI, at a lower price.

Yes — image-to-video animates a first frame, and can interpolate to an optional last frame.

Yes, subject to Google's Generative AI terms and our Terms of Service. Every Veo video carries Google's invisible SynthID watermark.

Veo 3.1 is developed by Google. Cheaper Gen. provides API access through official upstream endpoints and does not own the model. Trademarks belong to their respective owners. · Markdown · OpenAPI