Veo3-Fast API Usage Guide
Overview
Key Features:
- Faster Processing: Optimized for quicker video generation compared to standard Veo3
- Cost Effective: More affordable pricing while maintaining quality
- Unified Model: Supports both text-to-video and image-to-video generation
- High Quality: Produces crisp, detailed videos with realistic motion
- Advanced Physics: Better understanding of object interactions and movement
- Responsible AI: Built-in content filtering and safety measures
Authentication
All API requests require authentication using an API key. Include your API key in the Authorization header:Submit Video Generation Request
Base URL
Endpoint
Request Format
Request Parameters
| Parameter | Type | Required | Description | Default | Constraints |
|---|---|---|---|---|---|
prompt | string | Yes | The text prompt used to guide video generation. | - | Required |
durationSeconds | string | Yes | Video length in seconds | ”8” | Options: “8”, “6”, “4” |
aspectRatio | string | No | Defines the aspect ratio of the generated videos. | ”16:9” | Options: “16:9”, “9:16” |
negativePrompt | string | No | A text string that describes what you want to discourage the model from generating. | "" | Optional |
personGeneration | string | No | The safety setting that controls whether people or face generation is allowed. | ”allow_all” | Options: “allow_adult”, “disallow”, “allow_all” |
seed | integer | No | A number to make generated videos deterministic. Specifying a seed number with your request without changing other parameters guides the model to produce the same videos. | null | 0 to 4294967295 |
Response
Check Request Status
Endpoint
Example
Response
Request Status Values
| Status | Description |
|---|---|
queued | Request is waiting to be processed |
processing | Video generation is in progress |
success | Video generation completed successfully |
failed | Video generation failed |
cancelled | Request was cancelled |
List Your Requests
Endpoint
Example
Get Model Information
Endpoint
Example
List Available Models
Endpoint
Example
Response
Tips for Better Results
- Clear, Descriptive Prompts: Use specific, detailed descriptions for better video quality
- Seed Usage: Use the same seed with identical parameters for reproducible results
- Negative Prompts: Specify unwanted elements to improve quality
- Duration Selection: Choose shorter durations (5-6 seconds) for faster processing and lower costs
- Optimized for Speed: Veo3-Fast is designed for quicker turnaround times while maintaining quality