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Veo 3.1 Fast Generate

Veo 3.1 Fast Generate is the speed-optimized Veo 3.1 model, bringing the 3.1 generation's improvements to a lower-latency serving configuration, designed for rapid prompt iteration, parallel generation batches, and high-frequency creative workflows where each generation feeds the next.

text-to-videoimage-to-video
index.ts
import { experimental_generateVideo as generateVideo } from 'ai';


const result = await generateVideo({
  model: 'google/veo-3.1-fast-generate-001',
  prompt: 'A serene mountain lake at sunrise.'
});
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Frequently Asked Questions

  • How does Veo 3.1 Fast Generate differ from Veo 3.0 Fast Generate?

    Veo 3.1 Fast Generate is the Veo 3.1 generation. The 3.1 generation brings motion quality and prompt adherence improvements over 3.0. For new projects in the fast tier, 3.1 Fast is the recommended choice over 3.0 Fast.

  • How does Veo 3.1 Fast Generate differ from Veo 3.1 Generate?

    Both are Veo 3.1 generation models. Fast Generate uses reduced generation compute for lower latency, appropriate for iteration and batch work. Standard Generate applies full compute for production-quality output.

  • What is the ideal workflow combining both Veo 3.1 variants?

    Use Veo 3.1 Fast Generate for prompt exploration and variation generation. Once a direction is validated, run the selected prompt through Veo 3.1 Generate for the final production-quality render.

  • Does Veo 3.1 Fast Generate support image-to-video generation?

    Yes, image-to-video is supported alongside text-to-video at the fast-tier latency profile.

  • What resolution and duration does Veo 3.1 Fast Generate support?

    Up to 1080p. Duration and aspect ratios depend on the provider; see the Specs table on this page for details.

  • How do I use Veo 3.1 Fast Generate on AI Gateway?

    Use the identifier google/veo-3.1-fast-generate-001 with the generateVideo interface. AI Gateway handles provider routing automatically.