~/Seedance 2.0 Video Extend
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Video to Video

Seedance 2.0 Video Extend

Extend videos or stitch clips into coherent sequences.

Schema

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

Beispiel

Input

Video

Beispielausgabe oben gezeigt. Prompt und Einstellungen sind links vorausgefüllt.

Ihre Anfrage kostet $2.50 pro Ausführung. ($0.25/s) Für $10 können Sie dieses Modell ungefähr 4 Mal ausführen.

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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.

Highlights

  • •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.

Parameter

  • •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 – Total output video duration in seconds.
  • •resolution – Video resolution
    • • 480P
    • • 720P
    • • 1080P
    • • 4K
  • •generate_audio – Generate synchronized AI audio (included in base cost)

Preise

$2.50 pro Generierung

AuflösungPreis
480P with video input$0.0575/s input + output
720P with video input$0.125/s input + output
1080P with video input$0.310/s input + output
4K with video input$0.640/s input + output

Anleitung

  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.

Weitere Modelle zum Ausprobieren

•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 $2.5000 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.