Moduck

Google: Veo 3.1 Fast Preview

Video model for prompt-guided generation, editing, and motion workflows

Model lab
Google
Model family
veo
Modalitiestext, image, video → video
Context window1,024
Maximum output—
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Quickstart

Use your Moduck API Key, set the API base URL to https://api.moduck.ai/v1, and set the model parameter to google/veo-3.1-fast-generate-preview.

import os
import requests

base_url = "https://api.moduck.ai/v1"
api_key = os.environ["MODUCK_API_KEY"]
model_id = "google/veo-3.1-fast-generate-preview"

response = requests.post(
    f"{base_url}/chat/completions",
    headers={
        "Authorization": f"Bearer {api_key}",
        "Content-Type": "application/json",
    },
    json={
        "model": model_id,
        "messages": [{"role": "user", "content": "Hello!"}],
        "stream": False,
    },
    timeout=60,
)
response.raise_for_status()
print(response.json())

Use the familiar OpenAI-style chat request format to make model integration easier.

Veo 3.1 Fast Preview API Pricing

Price currently unavailable

Performance

Performance trends

Video throughput3.2 videos/hCurrent
Queue wait6.3 sCurrent
Completion time2.2 minCurrent
Video throughput
Current3.2 videos/h
Window average3.0 videos/h
Queue wait
Current6.3 s
Window average6.8 s
Completion time
Current2.2 min
Window average2.2 min
Tail completion time (P99)
Current4.2 min
Window average4.7 min
Retry rate
Current0.8%
Window average1.0%
Error rate
Current0.0%
Window average0.1%

Availability

Uptime100%At least one provider responded
Availability100%Requests actually served
Error rate0%Share of failed requests
Served requests, hour by hour
24 hours agoNow

Veo 3.1 Fast Preview Compare models

ModelInput priceOutput priceContext windowCapabilities
Veo 3.1 Fast PreviewThis pagePrice currently unavailablePrice currently unavailable1,024Video output
Veo 3.1 Lite Preview—USD 0.0312 / second · Audio off · Resolution 720p1,024Video output
Veo 3.1 Preview—USD 0.32 / second · Audio on · Resolution 720p · Video duration 4/6/8 seconds · 24 fps1,024Video output
Gemini Omni 1.1 FlashUSD 1.21216 / 1M tokens · Context ≤ 131072 tokens · Maximum output 57920 tokensUSD 7.27272 / 1M tokens · Context ≤ 131072 tokens · Maximum output 57920 tokens1,048,576Video output · Reasoning
Gemini Omni Flash PreviewUSD 1.2 / 1M tokens · Context ≤ 131072 tokens · Maximum output 65536 tokensUSD 14 / 1M tokens · Context ≤ 131072 tokens · Maximum output 65536 tokens1,048,576Video output · Reasoning

Model specifications

Input
text, image, video
Output
video
Context window
1,024
Maximum output
—
Release date
2025-10-15
Attachments
Yes
Reasoning
No
Tool calling
No
Temperature setting
No
Open weights
No

Frequently asked questions

What is Veo 3.1 Fast Preview for?

Video model for prompt-guided generation, editing, and motion workflows

What inputs and outputs does Veo 3.1 Fast Preview support?

Recorded inputs: text, images, video; outputs: video.

How is Veo 3.1 Fast Preview priced?

This page does not list a price for this model yet.

What specifications are recorded for Veo 3.1 Fast Preview?

Current model records list Context window 1,024 tokens.

What model parameter does the Quickstart use?

The example uses google/veo-3.1-fast-generate-preview. This value comes from the page identifier and is not confirmed as a callable Moduck public ID.

Can I call this model through the Moduck API now?

This page has no verified Moduck API call for this model. A Quickstart example or reserved ID does not establish access; check the models available to your account.