Video

Seedance 2.0

Seedance 2.0 is ByteDance's second-generation multimodal generation model. Use Seedance 2.0 for text-to-video, first-and-last-frames, and omni-reference workflows with per-second billing.

Start creating API Docs

480p / 720p / 1080p

5–15 seconds

Sound

Three modes

$0.055 / second

Generated preview

Seedance 2.0

Rated 4.95/5 by 300 verified APIXO users

Start now

Create with Seedance 2.0

Loading workspace...

Authentication & Integration

Checking API access...

Sign in to claim free credits and create with this model.

Integrate with AI

Copy a prompt for your AI assistant to install APIXO MCP, read the live schema, and wire this model into your app.

Endpoints

POSThttps://api.apixo.ai/api/v1/generateTask/seedance-2-0Create task

GEThttps://api.apixo.ai/api/v1/statusTask/seedance-2-0?taskId={taskId}Poll status

Request body

request_type

async

Use callback with callback_url for webhooks.

input

object

Mode, prompt, references, size, duration, and audio settings.

Parameters

moderequired

Typeselect

Text-to-video is the simplest starting point. Switch to first-and-last-frames or omni-reference for keyframe or multimodal workflows.text-to-video · omni_reference · first_and_last_frames

promptrequired

Typestring

Describe the subject, action, shot design, lighting, and sound cues you want in the final video.

resolutionrequired

Typeselect

480p for lower cost, 720p for higher quality, or 1080p for highest fidelity.480p · 720p · 1080p

durationrequired

Typeselect

Clip length in seconds. Pricing scales per second.5 · 10 · 15

aspect_ratiooptional

Typeselect

Output frame ratio. Auto lets the model decide.auto · 16:9 · 9:16 · 4:3 · 3:4 · 1:1 · 21:9

soundrequired

Typeboolean

Enable or disable audio generation alongside the video.

web_searchoptional

Typeboolean

Enable real-time web search to reference current information during generation.

Parameter	Type	Required	Description
`mode`	select	required	Text-to-video is the simplest starting point. Switch to first-and-last-frames or omni-reference for keyframe or multimodal workflows.text-to-video · omni_reference · first_and_last_frames
`prompt`	string	required	Describe the subject, action, shot design, lighting, and sound cues you want in the final video.
`resolution`	select	required	480p for lower cost, 720p for higher quality, or 1080p for highest fidelity.480p · 720p · 1080p
`duration`	select	required	Clip length in seconds. Pricing scales per second.5 · 10 · 15
`aspect_ratio`	select	optional	Output frame ratio. Auto lets the model decide.auto · 16:9 · 9:16 · 4:3 · 3:4 · 1:1 · 21:9
`sound`	boolean	required	Enable or disable audio generation alongside the video.
`web_search`	boolean	optional	Enable real-time web search to reference current information during generation.

File parameters (URL arrays)

video_urls[mode=omni_reference]Upload 1–3 reference videos (2–15 s each, total max 15 s). Real-person face videos are supported.Only in mode=omni_reference

audio_urls[mode=omni_reference]Upload 1–3 reference audio files (2–15 s each, total max 15 s).Only in mode=omni_reference

image_urls[mode=first_and_last_frames]Upload 1–2 images: first frame only, or first + last for keyframe animation.Only in mode=first_and_last_frames

Example (cURL)

curl -X POST "https://api.apixo.ai/api/v1/generateTask/seedance-2-0" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "request_type": "async",
    "input": {
      "mode": "text-to-video",
      "prompt": "a cinematic tracking shot through a rainy neon street",
      "resolution": "720p",
      "duration": 5,
      "aspect_ratio": "16:9",
      "sound": true,
      "web_search": false
    }
  }'

Full API documentation

Seedance 2.0 Tips

Create Videos with Seedance 2.0

Use Seedance 2.0 through APIXO to create videos from text, keyframes, or references, then choose the quality and duration that fit your idea.

Create

Start with an idea

Pick a model, tune the settings, and create in one place.

Write an idea

Describe what you want to make.

Use an example

Start from a ready-made style.

Adjust the look

Tune the key settings quickly.

Create

Generate when everything feels right.

Keep results

Save what you want to revisit.

Try again

Make the next version faster.

Seedance 2.0 model details

Key Seedance 2.0 options available on APIXO.

Modes

Text-to-video, first-and-last-frames, omni-reference

Inputs

Seedance prompt + image, motion, and audio references

Resolution

480p, 720p, and 1080p

Generation Time

Typically 4–8 minutes

Capabilities

Key Seedance 2.0 capabilities

Unlimited Concurrency

APIXO offers Seedance 2.0 with no concurrency limits, so large Seedance batch jobs can run in parallel without queue bottlenecks.

Real-Person Portrait Support

Seedance 2.0 supports real human portraits and copyrighted material in reference assets, including real-person face references.

Full Capability Access

Unlocks Seedance 2.0 capabilities not exposed by most providers, giving teams fuller control over production pipelines.

What can you build with Seedance 2.0?

Seedance Product Reveals

Use Seedance 2.0 to turn launch copy, brand assets, and visual references into short, polished product reveals with controllable motion language.

Keyframe Animation Pipelines

Use Seedance 2.0 first and last frame inputs to generate smooth transitions for storyboard, previz, and sequence iteration workflows.

Multimodal Creative Production

Blend image, motion, and audio references with Seedance 2.0 to guide style, rhythm, and scene composition together.

Campaign Automation

Connect CMS or workflow tools to create repeatable Seedance 2.0 generation jobs with predictable per-second cost controls.

Read FAQ

Seedance 2.0 notes and questions

Seedance 2.0 omni-reference mode requires at least one image or motion reference. Audio-only requests fail.

Seedance 2.0 first-and-last-frames mode requires 1–2 reference images.

Each Seedance 2.0 motion or audio reference file must be 2–15 seconds, and total referenced duration cannot exceed 15 seconds each.

Seedance 2.0 generation is long-running: 4–8 minutes is normal, and the first 5 minutes may show no status updates.

The Create tab offers 5, 10, and 15-second presets; the API supports any integer duration from 4 to 15 seconds.

When Seedance 2.0 omni-reference includes motion URLs, billing uses input seconds plus output seconds times the per-second rate.

No. Seedance 2.0 omni-reference requires at least one image or motion reference. Audio can be supplementary but not the only reference type.

APIXO

Create with Seedance 2.0

Write a prompt, adjust the style, and generate your next image in one place.

Start creating View API docs