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Seedance 2.5 Image to Video Generator

Seedance 2.5 Image to Video turns one uploaded still into a 5–30 second AI video. Describe the movement you want, choose 480p or 720p, and optionally generate synchronized audio.

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What Is Seedance 2.5 Image to Video?

Seedance 2.5 Image to Video animates one uploaded still with a focused motion prompt. Choose 480p or 720p, select 5–30 seconds, and optionally generate synchronized audio.

Seedance 2.5 Image to Video Features

  • One image defines the opening frame

    This Seedance 2.5 Image to Video workflow starts with one uploaded still, so choose a crop with the subject, product, and lighting you want to preserve.

  • A prompt directs motion and camera work

    Describe the action, what stays important, camera behavior, and mood. One connected direction works better than unrelated scene changes.

  • Synchronized audio when the scene needs it

    Enable audio for sound effects, ambience, or spoken action. Disable it when a separate edit or soundtrack will supply the sound.

  • 5–30 second continuous clips

    A Seedance 2.5 Image to Video generation can run for 5, 10, 15, 20, 25, or 30 seconds. Test motion in a shorter clip first.

  • Automatic source-image framing

    The endpoint detects the aspect ratio automatically. Prepare the source crop before uploading because it establishes the video framing.

  • 480p and 720p output

    Use 480p for motion checks and 720p when the final placement needs more detail.

Why Use Seedance 2.5 Image to Video on Story321?

  • Keep a deliberate visual starting point

    Use an approved product image, portrait, illustration, keyframe, or environment still when the opening composition matters. Seedance 2.5 Image to Video keeps that opening composition deliberate.

  • Test motion before a larger production

    Test a reveal, character turn, camera push-in, lighting change, or atmospheric transition before committing to a longer edit.

  • Use a repeatable creative brief

    A useful Seedance 2.5 prompt names the subject, action, setting, lighting, camera behavior, and pace. Keep the scene connected.

How to Create a Seedance 2.5 Image to Video Clip

  1. 1

    Choose a clear starting image

    Upload one image with the composition you want to preserve. Keep the main subject visible and use a purposeful crop.

  2. 2

    Write one motion prompt

    For Seedance 2.5 Image to Video, describe the subject, action, environment, lighting, camera movement, and mood in one connected shot.

  3. 3

    Set duration, resolution, and audio

    Choose 480p or 720p and a duration from 5 to 30 seconds. Turn on audio only when it belongs in the shot.

  4. 4

    Generate, review, and refine

    Check composition, subject consistency, motion, and pacing. Revise one instruction at a time in the next generation.

Seedance 2.5 Image to Video Use Cases

  • Product motion concepts

    Animate an approved product still with a reveal, material movement, or tabletop camera move.

  • Social video openings

    Turn a poster, portrait, illustration, or campaign image into a short social hook.

  • Character and portrait motion

    Use a clear character still when a specific person, outfit, pose, or setting must anchor the shot. Ask for one readable action.

  • Storyboard and pitch scenes

    Use Seedance 2.5 Image to Video to turn an approved keyframe into motion for a storyboard, presentation, or early scene test.

  • Seedance 2.5 Text to Video

    Start from a written scene when you do not need an uploaded image to define the first frame.

    Open Seedance 2.5 Text to Video
  • AI Image to Video Generator

    Compare Story321 image-to-video models and choose the workflow that fits your source image and creative goal.

    Explore Image to Video
  • Story321 Pricing

    Review credit options before planning repeated tests, longer durations, or 720p generations.

    View Pricing

Frequently Asked Questions

What is Seedance 2.5 Image to Video?

It is Story321's workflow for animating one uploaded starting image with a motion prompt. The image defines the opening visual state, while the prompt directs action, camera behavior, atmosphere, and optional audio.

What should I include in a Seedance 2.5 prompt?

Write one connected shot: subject, action, setting, lighting, camera behavior, and mood. Explain what moves and what should remain important.

Which Seedance 2.5 Image to Video settings are available on Story321?

Choose 480p or 720p, a 5–30 second duration, and whether to generate synchronized audio. The form accepts one starting image and follows its framing automatically.

Can I choose an aspect ratio or upload an ending image?

No. The Seedance 2.5 Image to Video form uses the source image to determine framing and supports one starting image only. Prepare the opening composition first.

How is Seedance 2.5 Image to Video pricing calculated?

Credits are charged by selected resolution and generated duration. The Seedance 2.5 Image to Video total comes from the shared model rate, so the form stays aligned with the 480p or 720p setting.

When should I use image to video instead of text to video?

Use image to video when a specific product, person, composition, or setting should define the first frame. Use text to video when a written description should create the scene.

Seedance 2.5 Image to Video Pricing

Credits are charged per generated second at the selected resolution. The form calculates the total before you generate.

480p
50 credits per second
720p
105 credits per second

Seedance 2.5 Image to Video Specifications

Seedance 2.5 Image to Video Specifications
ModelByteDance Seedance 2.5
Story321 workflowOne starting image and one text prompt
Prompt lengthUp to 800 characters
Video duration5–30 seconds; 5 seconds by default
Resolution480p or 720p; 720p by default
Aspect ratioAutomatically follows the uploaded source image
AudioOptional synchronized audio
Ending imageNot available in this form
Prompt expansionNot available in this form

Seedance 2.5 Sources

Create a Seedance 2.5 Image to Video Clip

Use Seedance 2.5 Image to Video when one approved image should anchor the opening frame. Choose a clear crop, describe one motion direction, select settings, then generate and refine.

Create a Video