Skip to content

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.'
});
OverviewPlaygroundAboutProvidersThroughputLatencySimilarFAQ

What To Consider When Choosing a Provider

  • Configuration: For high-frequency batch generation, confirm provider rate limits before routing production load to ensure generation jobs do not queue unexpectedly.
  • Zero Data Retention: AI Gateway supports Zero Data Retention for this model via direct gateway requests (BYOK is not included). To configure this, check the documentation.
  • Authentication: AI Gateway authenticates requests using an API key or OIDC token. You do not need to manage provider credentials directly.

When to Use Veo 3.1 Fast Generate

Best For

  • Prompt iteration and A/B testing at scale: Generate multiple variations of a scene description quickly, evaluate which direction works, then use Veo 3.1 Generate for the final render of the selected approach
  • Parallel batch generation: Running many concurrent generation jobs (advertising variants, scene options, visual development exploration) benefits from the lower per-job latency and faster batch completion
  • New projects on the Veo 3.1 generation: For teams starting fresh, Veo 3.1 Fast Generate is the recommended fast-tier entry point; it carries 3.1's generation improvements over choosing Veo 3.0 Fast instead
  • High-frequency creative pipelines: Workflows where video is generated and reviewed continuously (content moderation testing, generative art pipelines, automated video production systems) benefit from the throughput of the fast tier

Consider Alternatives When

  • Final production-quality output is the goal: Veo 3.1 Generate applies full generation compute to each request and is more appropriate for final deliverables than for exploratory generation
  • Existing workflows are tuned to Veo 3.0: If prompt tuning and output validation was done against Veo 3.0 Fast, migrating to 3.1 Fast should be validated before replacing production traffic
  • Maximum Veo 3.1 quality regardless of speed: Veo 3.1 Generate is the quality ceiling within the Veo 3.1 family

Conclusion

Veo 3.1 Fast Generate is the fast-tier entry point to the Veo 3.1 generation, carrying the generation improvements of 3.1 into a lower-latency configuration suited for iteration, batch generation, and high-frequency creative workflows. For new projects, it is the recommended fast-tier choice over Veo 3.0 Fast.

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.