~/Seedance 2.0 Video Extend
⌘K
$0.00 Docs
Video to Video

Seedance 2.0 Video Extend

Extend videos or stitch clips into coherent sequences.

模式

Hint: You can drag and drop a file or click to upload

Add videos (0/2)

Upload up to 2 videos

Hint: You can drag and drop a file or click to upload

运行模型以查看输出

您的请求将花费 $1.20 每次运行。 使用 $10 您可以运行此模型约 8 次。

还有一件事：

相关模型

bytedance

Seedream 4.5

Text to Image
bytedance

Seedream 5.0 Lite

Text to Image
bytedance

Seedream 4.0

Text to Image
bytedance

Seedream 3.0

Text to Image
bytedance

Seedance 2.0 Text to Video

Text to Video
bytedance

Seedance 2.0 Image to Video

Image to Video

README

ByteDance / Seedance 2.0 Video Extend — Video to Video (seedance-2.0-video-extend)

Seedance 2.0 video extend generates continuation footage from an input video, or stitches up to 3 video clips into a coherent sequence with smooth transitions.

亮点

  • •Video Extension – Continue a video forward with natural motion.
  • •Multi-Clip Stitching – Connect up to 3 clips with smooth transitions.
  • •End Frame Control – Optionally define a target end frame.
  • •Native Audio – Audio generation for the extended segment.

参数

  • •video_url* – Source video to extend. Formats: mp4, mov.
  • •prompt* – Describe the continuation or transition. Reference clips with [video 1], [video 2], [video 3] syntax.
  • •reference_video_urls – Additional video clips to stitch (max 2 more, 3 total including main video).
  • •end_image_url – Optional target end frame for the extended video.
  • •duration – Extension duration in seconds added to the input video.
  • •resolution – Video resolution
    • • 480P
    • • 720P
    • • 1080P
  • •generate_audio – Generate synchronized AI audio (included in base cost)

定价

$1.20 每次生成

分辨率价格
480P$0.127
720P$0.273
1080P$0.679

如何使用

  1. 1.Upload the source video to extend.
  2. 2.For extension: Describe what should happen next.
  3. 3.For stitching: Upload additional clips and describe transitions using [video 1], [video 2] syntax.
  4. 4.Optionally upload an end frame image for interpolation target.

更多可试用的模型

•Content Extension: Extend short clips into longer sequences.
•Scene Transitions: Create smooth transitions between different scenes.
•Story Building: Stitch narrative clips into coherent videos.

Related Guides

Best AI Video APIs ComparedText to Video API GuideBest AI API Platforms 2026AI API Pricing Comparison

Frequently Asked Questions

What is the Seedance 2.0 Video Extend API?
Extend videos or stitch clips into coherent sequences.
How much does Seedance 2.0 Video Extend cost via API?
Seedance 2.0 Video Extend costs $1.2000 per generation through Renderful's API. No subscription required — pay only for what you use.
How do I use Seedance 2.0 Video Extend via API?
Sign up for a free Renderful API key, then send a POST request to the /v1/predictions endpoint with model "seedance-2.0-video-extend". See the documentation at renderful.ai/docs for code examples in Python, JavaScript, and cURL.
What type of content does Seedance 2.0 Video Extend generate?
Seedance 2.0 Video Extend is a video to video model by ByteDance. Key features include: Video extension, Multi-clip stitching (up to 3), Smooth transitions.
Is the Seedance 2.0 Video Extend API fast?
Seedance 2.0 Video Extend has medium generation speed. Results are delivered via polling or webhook callback for seamless integration.