Google modelsvideo generation api

google/veo3.1/lite

Veo3.1 Lite is Google's text-to-video AI model. Turn written scripts and prompts into professional-quality video clips with realistic motion, lighting, and scene composition.

Input
The text prompt describing the video you want to generate
The aspect ratio of the generated image. Allowed values: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16.
The resolution of the generated video. Allowed values: 720p, 1080p.
The duration of the generated video. Allowed values: 4, 6, 8.
Whether to generate audio for the video.
The seed for the random number generator.
Whether to automatically attempt to fix prompts that fail content policy or other validation checks by rewriting them.
Idle

Example output — click Run to generate your own

API README

Veo3.1 Lite Text to Video

google/veo3.1/lite creates a cinematic video from written scene direction, interpreting subject action, environment, camera language, lighting, and pacing. Veo 3.1 improves instruction following, physical consistency, character continuity, and audiovisual quality while supporting more ways to anchor or continue a shot. This combination makes the model a practical choice when the creative outcome depends on those qualities rather than on a generic media conversion.

For production work with google/veo3.1/lite, this Lite text-guided video generation workflow prioritizes economical exploration for early concepts and repeated variants while retaining Veo's core motion and audiovisual abilities. The result is most reliable when the source material and creative brief clearly describe the intended subject, progression, visual or sonic character, and the qualities that must remain unchanged.

Highlights

Cinematic prompt interpretation turns scene, action, lens, lighting, and camera language into moving imagery.

Improved physical coherence strengthens object interactions, character movement, and cause-and-effect across shots.

Cost-efficient generation enables broad iteration and high-volume video experimentation.

Native audio generation coordinates dialogue, ambience, and sound effects with the visual action.

Pricing

DurationAudio offAudio on
4 seconds$0.120$0.200
6 seconds$0.180$0.300
8 seconds$0.240$0.400

When to Use

✅ Good fit❌ Consider alternatives
The model's named workflow matches the source material and intended outputA different input modality or model route is required
A managed asynchronous result is suitable for the production pipelineA synchronous, interactive editor is essential
The documented controls cover the required duration, framing, or formatThe project needs controls outside this endpoint's schema
Creative iteration benefits from a repeatable request structureExact deterministic pixels, frames, geometry, or samples are mandatory
A finished downloadable media asset is the desired deliverableEditable source layers or a native project file are required

Prompt Guide

For generation, state the intended result first, then add the subject or source treatment, progression, style, and delivery constraints. Keep one creative variable per phrase, use the documented field names for controls, and change one setting at a time when comparing results.

{
  "aspect_ratio": "21:9",
  "duration": 8,
  "prompt": "A massive blue whale glides through crystal-clear deep ocean water, sunlight rays piercing through the surface above, bioluminescent plankton scattered around, cinematic slow motion",
  "resolution": "720p"
}

Technical Specs

SpecValue
Model IDgoogle/veo3.1/lite
Inputsaspect_ratio, auto_fix, duration, generate_audio, prompt, resolution, seed
Required inputsprompt
Output fieldscontent_type, url
ExecutionAsync (submit, then poll for result)
Duration4 / 6 / 8
Resolution720p / 1080p
Aspect Ratio21:9 / 16:9 / 3:2 / 4:3 / 5:4 / 1:1 / 4:5 / 3:4 / 2:3 / 9:16

Related Models

Related Models

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