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veo-3.1-fast: image generation model

Veo 3.1 Fast is a Google video model that generates clips from text or image prompts with synchronized audio, faster and cheaper than the standard Veo 3.1. Served asynchronously through Hormouz from inside Iran.

Pricing:
$0.1000 – $0.1500 / sec of output
Type:
video

Veo 3.1 Fast is Google's mid-tier video generation model, balancing speed and quality. It generates high-quality video from text or image prompts with native synchronized audio, and gives faster turnaround at lower cost than the standard Veo 3.1.

It supports first-frame and last-frame conditioning, multiple resolutions and aspect ratios, and applies SynthID watermarking. It is served through Hormouz behind an asynchronous predictions API. Submit a prediction, then poll until the clip is ready.

Video is billed per second, about $0.15 per second with audio and $0.10 per second without, depending on resolution. Hormouz provides stable access to Veo 3.1 Fast from inside Iran, with no foreign credit card or circumvention tooling required.

Quickstart

# Create the prediction, then poll until succeeded
curl -s https://api.hormouz.net/v1/predictions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"version":"google/veo-3.1-fast","input":{"prompt":"A beautiful sunset"}}'

Specs

VendorGoogle
TypeVideo
Context window—
Pricing$0.1000 – $0.1500 / sec of output
APIpredictions

Code example

cURL
# Create the prediction, then poll until succeeded
curl -s https://api.hormouz.net/v1/predictions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"version":"google/veo-3.1-fast","input":{"prompt":"A beautiful sunset"}}'
Python
import requests
BASE = "https://api.hormouz.net/v1"
H = {"Authorization": "Bearer ng-YOUR_API_KEY", "Content-Type": "application/json"}
r = requests.post(f"{BASE}/predictions", headers=H,
    json={"version": "google/veo-3.1-fast", "input": {"prompt":"A beautiful sunset"}})
print(r.json()["id"])
JavaScript
const BASE = "https://api.hormouz.net/v1";
const res = await fetch(`${BASE}/predictions`, {
  method: "POST",
  headers: { Authorization: "Bearer ng-YOUR_API_KEY", "Content-Type": "application/json" },
  body: JSON.stringify({ version: "google/veo-3.1-fast", input: {"prompt":"A beautiful sunset"} }),
});
const { id } = await res.json();

Buy the veo-3.1-fast API, paid in rial

  • Buy credit with an Iranian bank card; no foreign card or account needed.
  • One Hormouz key reaches veo-3.1-fast and 600+ other models, and you pay only for what you use.
  • No VPN and no risk of a banned account; just change the base URL to api.hormouz.net/v1.
Create an accountBuy Gemini API access, paid in rial

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FAQ

How much does Veo 3.1 Fast cost?
Video is billed per second, roughly $0.15 per second with audio and $0.10 per second without, varying with resolution. Current rates are shown in the Hormouz dashboard.
How do I access Veo 3.1 Fast from inside Iran?
Create an account on Hormouz and generate an API key. Hormouz provides a stable path to Veo 3.1 Fast from inside Iran, with no foreign credit card or circumvention tooling required.
How is Veo 3.1 Fast served on Hormouz?
On Hormouz, Veo 3.1 Fast is served behind an asynchronous predictions API: submit a prediction, then poll until the result is ready. Point your base URL at Hormouz and use a Hormouz key.
Does Veo 3.1 Fast generate audio?
Yes. It produces video with native synchronized audio from text or image prompts, supports first- and last-frame conditioning and multiple resolutions, and applies SynthID watermarking. It runs on an asynchronous predictions API.

Updated 2026-10-13