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April 1, 2026
6 min read

Veo 3.1 Guide: Google's AI Video Model Explained

Complete guide to Google Veo 3.1. Learn about Veo 3.1 Fast and Quality modes, 4K video generation, multi-image reference support, and how to get the best results.

Veo 3.1 is Google's latest AI video generation model, offering two modes: Fast for quick generation and Quality for maximum visual fidelity. It's one of the few AI video models that supports up to 4K resolution.

Two Modes: Fast vs Quality

FeatureVeo 3.1 FastVeo 3.1 Quality
Resolutions720p, 1080p, 4K720p, 1080p, 4K
Duration8 seconds8 seconds
Aspect Ratios16:9, 9:1616:9, 9:16
Reference ImagesUp to 3Up to 3
SpeedFaster generationSlower, higher quality
Best ForQuick previews, iterationFinal outputs, professional use

What Makes Veo 3.1 Special

4K Video Generation

Veo 3.1 is one of the only AI models that can generate video in true 4K resolution. This makes it ideal for professional content that needs to look sharp on large screens.

Multi-Image Reference

Upload up to 3 reference images to guide the video generation. This is perfect for:

  • Maintaining character consistency across scenes
  • Using a style reference to guide the visual look
  • Animating specific subjects from reference photos

Natural Scene Understanding

As a Google model, Veo 3.1 benefits from deep natural scene understanding — landscapes, nature, architecture, and real-world environments look particularly convincing.

How to Use Veo 3.1

  1. Go to Text to Video or Image to Video
  2. Select Veo 3.1 Fast or Veo 3.1 Quality
  3. Write your prompt or upload reference images
  4. Choose resolution (720p, 1080p, or 4K) and aspect ratio
  5. Click Generate

Best Prompts for Veo 3.1

Veo 3.1 excels at natural, realistic scenes:

  • "Aerial drone shot of a coastal cliff at sunset, waves crashing below, golden light, cinematic"
  • "Close-up of a butterfly landing on a flower, shallow depth of field, macro video, garden setting"
  • "Walking through an ancient European street, cobblestones, morning light, first-person perspective"
  • "Timelapse of a flower blooming, studio black background, soft side lighting, nature documentary"

Recommended Workflow

  1. Preview with Fast mode at 720p — Quick iteration to find the right prompt
  2. Finalize with Quality mode at 1080p or 4K — Maximum quality for your final output

Start Creating with Veo 3.1

Try Veo 3.1 on our Text to Video generator. New users get free credits to experiment with all video models.