Veo 3 Fast API

Vision Model
google/veo3-fast
by Google LLCrelease date: 7/29/2025

Veo 3 Fast is Google's high-speed, cost-effective video generation model supporting text-to-video and audio, available on Vertex AI for all developers.

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Technical Specs

Context Length1,024
Release Date7/29/2025
Input Formats
textimage
Output Formats
video

Capabilities & Features

Capabilities
text to-video generationmusic and sound effects generationprompt rewriting (preview)video output with synchronized audio

Veo 3 Fast API - Background

Overview

Veo 3 Fast is Google's latest AI video generation model, designed to deliver rapid, high-quality video creation through the Veo 3 Fast API. It enables developers and businesses to efficiently generate videos from text prompts or static images, maintaining visual consistency and synchronized audio. The model is tailored for fast iteration and scalable content production, making it suitable for dynamic digital environments and high-volume creative workflows.

Development History

Veo 3 Fast was officially launched by Google on July 31, 2025, as an accelerated version of the Veo 3 model. The release coincided with the addition of image-to-video capabilities for both Veo 3 and Veo 3 Fast. The model is now available for paid preview via the Gemini API, reflecting Google's commitment to providing advanced, accessible video generation tools for developers.

Key Innovations

  • Significantly accelerated video generation for rapid prototyping and iteration
  • Seamless support for both text-to-video and image-to-video workflows via the Veo 3 Fast API
  • Integrated digital watermarking for authenticity and traceability of generated content

Veo 3 Fast API - Technical Specifications

Architecture

Veo 3 Fast is based on Google's proprietary generative video architecture, optimized for speed and efficiency. It leverages advanced multimodal AI techniques to process both textual and visual inputs, producing high-fidelity video outputs with synchronized audio. The architecture is designed for scalable deployment through the Veo 3 Fast API, supporting robust integration into various developer workflows.

Parameters

The official documentation does not specify the number of parameters or model scale for Veo 3 Fast.

Capabilities

  • Generates high-quality videos from text prompts or static images
  • Maintains visual consistency and audio synchronization throughout the video
  • Supports rapid, iterative content creation through the Veo 3 Fast API

Limitations

  • No publicly documented context length or technical constraints at this time
  • No direct performance comparison data with other models is available

Veo 3 Fast API - Performance

Strengths

  • Exceptional speed and efficiency in video generation via the Veo 3 Fast API
  • High-quality outputs suitable for commercial and creative applications

Real-world Effectiveness

Veo 3 Fast demonstrates strong real-world effectiveness in scenarios requiring fast turnaround and scalable video content creation. Its ability to generate videos from both text and images, combined with integrated audio and digital watermarking, makes it a reliable solution for developers and businesses seeking to automate or accelerate creative workflows using the Veo 3 Fast API.

Veo 3 Fast API - When to Use

Scenarios

  • You have a need to rapidly generate programmatic advertising creatives at scale. The Veo 3 Fast API enables automatic production of diverse video ads from text or image inputs, reducing manual workload and ensuring consistent quality across campaigns. This leads to faster time-to-market and improved campaign agility.
  • You are developing and testing multiple creative concepts for social media or marketing. The Veo 3 Fast API allows for quick A/B testing of video prototypes, enabling teams to iterate on ideas efficiently and select the most effective content based on real feedback. This accelerates innovation and optimizes content performance.
  • You manage a platform that requires ongoing, large-scale video content generation. By integrating the Veo 3 Fast API, you can automate the creation of high-quality, audio-synced videos from user-generated prompts or static images, supporting dynamic content needs while maintaining authenticity through digital watermarking.

Best Practices

  • Leverage the Veo 3 Fast API for workflows that demand rapid iteration and high output volume.
  • Incorporate text or static image inputs to maximize the flexibility and creative potential of generated videos.
Veo 3 Fast API - Cheap API - Google LLC - Defapi