Cheaper Gen.
GooglevideoFastOperational

Veo 3.1 Fast API

Veo 3.1 quality at a fraction of the price, with audio

FromUp to −12%
$0.07/sOfficial price $0.08

per second of video · 720p

Try Veo 3.1 Fast

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 Fast?

Google Veo 3.1 Fast generates 4–8 second videos with native audio at 720p, 1080p or 4K, faster and far cheaper than Veo 3.1 — built for iteration and volume.

Lower price
From cents per second
Native audio
Dialogue, effects, ambience
Up to 4K
720p, 1080p and 4K
Frames
First & last frame control

Built for iteration

Veo 3.1 Fast keeps Veo's prompt understanding, physics and native audio while cutting cost and latency — the default for social content, ad variations and batch pipelines.

Veo 3.1 Fast pricing

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

TierOfficial priceCheaper Gen.
720p + audio
with native audio
$0.10/s$0.088/s
720p
silent
$0.08/s$0.07/s
1080p + audio
with native audio
$0.12/s$0.106/s
1080p
silent
$0.10/s$0.088/s
4K + audio
with native audio
$0.30/s$0.264/s
4K
silent
$0.25/s$0.22/s
  • Official price: Google Cloud Vertex AI list price for veo-3.1-fast-generate-001 (with audio $0.10 / $0.12 / $0.30 per s at 720p / 1080p / 4K; video only $0.08 / $0.10 / $0.25). 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
Audio
Optional (billed higher)
Released
Oct 15, 2025

Use Veo 3.1 Fast 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-fast/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.

  • A golden retriever puppy chases bubbles in a sunny backyard, slow motion, happy barking

    Try it
  • Vertical shot: a barista slides a latte across the counter and says “Enjoy!”, café chatter

    Try it
  • Timelapse of a city skyline from day to night, lights flickering on, distant traffic hum

    Try it

Veo 3.1 Fast FAQ

Veo 3.1 Fast 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 Fast 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 Fast 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