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Seedance v1.0 Pro Fast

Seedance v1.0 Pro Fast delivers Seedance 1.0 Pro-quality 1080p video generation at approximately 3x faster throughput and 72% lower cost than standard Pro, making it the default for latency-sensitive and cost-conscious production pipelines.

Video Gen
index.ts
import { experimental_generateVideo as generateVideo } from 'ai';


const result = await generateVideo({
  model: 'bytedance/seedance-v1.0-pro-fast',
  prompt: 'A serene mountain lake at sunrise.'
});
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Frequently Asked Questions

  • How much faster is Seedance v1.0 Pro Fast compared to Seedance 1.0 Pro?

    Approximately 3x faster, with generation costs approximately 72% lower per clip than the standard Pro tier.

  • Does Pro Fast support image-to-video as well as text-to-video?

    Yes. Both T2V and I2V input modalities are supported, with the same resolution and duration options as Pro (480p, 720p, 1080p; two to 12 seconds).

  • Is the video quality of Pro Fast visually distinguishable from standard Pro?

    In most cases, no. Pro Fast preserves Pro's facial detail rendering, style consistency, and physical motion accuracy. Edge cases may differ under extreme creative direction.

  • What output formats does Seedance v1.0 Pro Fast generate?

    MP4 files at 24 fps in the selected resolution and aspect ratio.

  • Can Pro Fast be used for interactive in-app video generation?

    Yes. The 3x speed advantage over standard Pro makes Pro Fast appropriate for synchronous application flows where standard Pro would require async job queuing.

  • What rate limits apply to Seedance v1.0 Pro Fast through AI Gateway?

    Rate limits depend on the provider level. Review available providers for documented limits before designing high-concurrency pipelines.