Veo 3.1 Fast API

Name: Veo 3.1 Fast API - Example AI Video
Uploaded: 2025-10-23
Description: Sample video generated with the Veo 3.1 Fast API on VideoGenAPI

Interactive demo

Try Veo 3.1 Fast right now

Explore the interface and see how easy it is to generate videos with Veo 3.1 Fast. Sign up for free to start creating!

Playground Demo - Veo 3.1 Fast

Demo Mode

Describe your video *

magic_button AI Powered

Be specific for best results 0/1000

Generation Type

Video Settings

Sign up to generate videos

Create a free account to access the full playground and generate videos with Veo 3.1 Fast on a monthly plan.

timer ~60s generation

rocket_launch Get Started Free

Demo Preview

Demo Mode

Veo 3.1 Fast

by Google DeepMind

Google's cutting-edge video generation model, delivering unmatched quality, hyper-realistic details, and enhanced creative control for stunning visuals.

1080p • 8-8s • ~60s processing

Gallery

Veo 3.1 Fast examples

Discover what's possible with Veo 3.1 Fast AI video generation

Close-up of raindrops on a window reflecting city lights, shallow depth of field, melancholic piano in background

Generated with the Veo 3.1 Fast API at up to 1080p. Results vary with prompt detail and requested duration.

What is the Veo 3.1 Fast API?

The Veo 3.1 Fast API is a REST interface that lets developers generate AI videos programmatically using Google DeepMind's Veo 3.1 Fast model. It supports text-to-video, image-to-video through a single POST endpoint. VideoGenAPI handles authentication, billing, and provider infrastructure - you only need one API key to start building with the Veo 3.1 Fast API.

Google DeepMind

Provider

REST

API protocol

~60s

Avg. generation

How to use the Veo 3.1 Fast API

Integrate the Veo 3.1 Fast API in your app in under 5 minutes with these four steps.

1

Create your VideoGenAPI account

Sign up free at VideoGenAPI.com and generate your API key from the dashboard. No Google DeepMind account needed.
2

Send a request to the Veo 3.1 Fast API

POST to https://videogenapi.com/api/v1/generate with your API key, model "veo-31", and a text prompt describing your video.
3

Poll for completion

Use the returned generation_id to poll GET /api/v1/status/{id} until the job completes. Video completion webhooks are not available yet.
4

Download your video

Once status is "completed", retrieve the video URL from the response and embed it in your app, website, or workflow.

Get your Veo 3.1 Fast API key for free

Documentation

About Veo 3.1 Fast

info Overview

Veo 3.1 Fast represents Google's latest leap in AI video, with improved texture fidelity, better prompt interpretation, and finer control over scene composition. It is the go-to choice when Veo 3 Fast quality is not quite enough and you need the absolute best from Google DeepMind. Integrate Veo 3.1 into your product with VideoGenAPI's unified REST endpoint - one API key, per-generation pricing ($1.50/video) on top of a monthly plan, and status polling. Compare Google options with OpenAI in Sora 2 vs Veo 3 (/blog/sora-2-vs-veo-3), and see how Veo fits a multi-model stack in Kling 3 vs Veo 3 vs Seedance (/blog/kling-3-vs-veo-3-vs-seedance).

stars Key Strengths

check_circle Latest Google Veo architecture with enhanced detail
check_circle Superior texture and lighting reproduction
check_circle Improved creative control via detailed prompts
check_circle 1080p output with integrated audio
check_circle Text and image input modes

check_circle Supported Features

Text to Video
Image to Video

settings Specifications

Max Resolution: 1080p
Duration Range: 8-8s
Avg. Processing: ~60s

workspace_premium Why Veo 3.1 Fast via VideoGenAPI?

check_circle
Unified API: Access Veo 3.1 Fast alongside 15 other models with one API key - no separate Google DeepMind setup.
check_circle
Pay-per-use: From $1.50 per video - no monthly minimums.
check_circle
Production-ready: REST endpoints, status polling, webhooks, and comprehensive docs for fast integration.

Use cases

What you can build with Veo 3.1 Fast

1

Luxury brand content

Create high-end visual campaigns with premium material and lighting detail.

2

Film and TV pre-viz

Generate reference shots for directors and production designers.

3

Architectural visualization

Render building exteriors and interiors with photorealistic quality.

API reference

Veo 3.1 Fast API documentation

Quick start guide to integrate Veo 3.1 Fast in your application

code Endpoint

POST https://videogenapi.com/api/v1/generate

send Request Example

{
  "model": "veo-31",
  "prompt": "Close-up of raindrops on a window reflecting city lights, shallow depth of field, melancholic piano in background",
  "duration": 8,
  "resolution": "1080p"
}

download Response Example

{
  "success": true,
  "generation_id": "gen_abc123xyz",
  "status": "in_progress",
  "estimated_time": 60}

integration_instructions Code Examples

const response = await fetch('https://videogenapi.com/api/v1/generate', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer YOUR_API_KEY'
  },
  body: JSON.stringify({
    model: 'veo-31',
    prompt: 'Close-up of raindrops on a window reflecting city lights, shallow depth of field, melancholic piano in background',
    duration: 8  })
});

const data = await response.json();
console.log(data.generation_id);

import requests

response = requests.post(
    'https://videogenapi.com/api/v1/generate',
    headers={
        'Content-Type': 'application/json',
        'Authorization': 'Bearer YOUR_API_KEY'
    },
    json={
        'model': 'veo-31',
        'prompt': 'Close-up of raindrops on a window reflecting city lights, shallow depth of field, melancholic piano in background',
        'duration': 8    }
)

data = response.json()
print(data['generation_id'])

$ch = curl_init('https://videogenapi.com/api/v1/generate');
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json',
    'Authorization: Bearer YOUR_API_KEY'
]);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
    'model' => 'veo-31',
    'prompt' => 'Close-up of raindrops on a window reflecting city lights, shallow depth of field, melancholic piano in background',
    'duration' => 8]));

$response = curl_exec($ch);
$data = json_decode($response, true);
echo $data['generation_id'];

curl -X POST https://videogenapi.com/api/v1/generate \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "veo-31",
    "prompt": "Close-up of raindrops on a window reflecting city lights, shallow depth of field, melancholic piano in background",
    "duration": 8  }'

View Full Documentation arrow_forward

Pricing

Veo 3.1 Fast API pricing

Veo 3.1 Fast API pricing on VideoGenAPI monthly plans — see the cost calculator.

$1.50

per video generation via the Veo 3.1 Fast API

check_circle One API key for Veo 3.1 Fast and 15 other models
check_circle No Google DeepMind account required
check_circle Free signup with starter credits

Start with the Veo 3.1 Fast API

Comparison

Veo 3.1 Fast API vs alternatives

How the Veo 3.1 Fast API compares on resolution, clip length, generation speed and price. All models below share one API key.

Comparison of the Veo 3.1 Fast API against alternative AI video generation models on VideoGenAPI
Model	Provider	Max resolution	Clip length	Avg. speed	Price / video
Veo 3.1 Fast API This page	Google DeepMind	1080p	8s	~60s	$1.50
Veo 3 Fast API	Google DeepMind	1080p	8s	~60s	$0.45
Veo 2 API	Google DeepMind	1080p	10s	~110s	Pay-as-you-go
Kling 3 API	Kuaishou	1080p	5-10s	~250s	Pay-as-you-go

Switching between these models means changing the veo-31 value in your request body. The endpoint, authentication and status polling stay the same.

Limits

Veo 3.1 Fast API limitations

Plan duration and resolution caps apply even when the model supports higher output. See pricing.
Jobs are asynchronous: poll GET /api/v1/status/{id}. Video completion webhooks are not available yet.
Rate limits and fair-use throttling are documented on /docs/rate-limits.
Prompts and images that violate the content guidelines are rejected.
This model is billed per generation on top of the monthly plan ($1.50/video).

Text-to-video API hub Image-to-video API hub Catalogue benchmark Generate endpoint docs

Reviewed by Enzo Lanne · Founder, VideoGenAPI · Updated 23 October 2025

FAQ

Veo 3.1 Fast API questions

Is Veo 3.1 worth the premium over Veo 3? expand_more

If your project demands the highest Google visual quality and finer prompt control, Veo 3.1 Fast justifies the higher per-generation cost ($1.50 vs $0.45 for Veo 3 Fast). For most product features, Veo 3 Fast offers excellent value.

What is the price of Veo 3.1 on VideoGenAPI? expand_more

Veo 3.1 Fast is $1.50 per generation, deducted from your VideoGenAPI balance, on top of monthly plans from $29. Use the pricing calculator (/ai-video-api-pricing/) to model mix with included models.

What video length does Veo 3.1 produce? expand_more

Veo 3.1 generates 8-second clips at 1080p on VideoGenAPI.

Does Veo 3.1 generate audio? expand_more

Yes. Veo 3.1 Fast includes synchronized audio generation for ambient sounds and scene-appropriate audio, similar to Veo 3 Fast.

How does Veo 3.1 compare to Sora 2? expand_more

Both are premium cinematic models. Veo 3.1 emphasises Google-grade texture and creative control; Sora 2 is often preferred for dialogue-heavy and narrative clips. See Sora 2 vs Veo 3 (/blog/sora-2-vs-veo-3) for a practical breakdown.

Related models

Compare with other AI video models

Explore alternative models for different quality, speed, and budget needs.

Veo 3 Fast API

Google DeepMind

Google's most advanced video generation model with unparalleled quality and incredible detail.

Veo 3 Fast API docs arrow_forward

Veo 2 API

Google DeepMind

Veo 2, developed by Google, is the best model for generating highly realistic videos with precise physical simulations.

Veo 2 API docs arrow_forward

Kling 3 API

Kuaishou

Kling 3: Top-tier text-to-video generation with unparalleled motion fluidity, cinematic visuals, and exceptional prompt precision.

Kling 3 API docs arrow_forward

Try Veo 3.1 Fast right now

Demo Preview

Veo 3.1 Fast examples

What is the Veo 3.1 Fast API?

How to use the Veo 3.1 Fast API

Create your VideoGenAPI account

Send a request to the Veo 3.1 Fast API

Poll for completion

Download your video

About Veo 3.1 Fast

info Overview

stars Key Strengths

check_circle Supported Features

settings Specifications

workspace_premium Why Veo 3.1 Fast via VideoGenAPI?

What you can build with Veo 3.1 Fast

Luxury brand content

Film and TV pre-viz

Architectural visualization

Veo 3.1 Fast API documentation

code Endpoint

send Request Example

download Response Example

integration_instructions Code Examples

Veo 3.1 Fast API pricing

Veo 3.1 Fast API vs alternatives

Veo 3.1 Fast API limitations

Veo 3.1 Fast API questions

Compare with other AI video models

Veo 3 Fast API

Veo 2 API

Kling 3 API

Ready to ship with Veo 3.1 Fast?