// IDENTITY_SVC_CONNECT
Model Overview

seedance-2

Bytedance Seedance 2.0 video generation model.

videotask
Get API KeyView API
Pricing
480p without video input$ 0.14 / video_second
480p with video input$ 0.09 / video_second
720p without video input$ 0.32 / video_second
720p with video input$ 0.20 / video_second
1080p without video input$ 0.77 / video_second
1080p with video input$ 0.47 / video_second

Public pricing comes from the currently exposed Xenodia model catalog and already reflects the minimum visible channel pricing.

Answer-first summary

Use this model when you need a public Xenodia surface with discoverable parameters, stable routing metadata, and documented request modes instead of provider-specific guesswork.

Recommended workflow: query /v1/models, inspect this model's capabilities, then call the relevant endpoint with only documented fields.

curl -s https://api.xenodia.xyz/v1/models

Capabilities

  • Brand: bytedance
  • Upstream ID: bytedance/seedance-2
  • Async support: Yes
  • Request modes: task
  • Reference input: Public URL + asset · max 9

Supported parameters

promptrequired

Text prompt used to generate the video.

first_frame_url

Optional first frame image URL or asset:// ID. Cannot be combined with multimodal reference fields.

last_frame_url

Optional last frame image URL or asset:// ID. Requires first_frame_url.

reference_image_urls

Documented in model discovery.

reference_video_urls

Documented in model discovery.

reference_audio_urls

Documented in model discovery.

resolution

Documented in model discovery.

480p720p1080p
aspect_ratio

Documented in model discovery.

1:14:33:416:99:1621:9adaptive
duration

Documented in model discovery.

generate_audio

Optional upstream audio generation switch.

return_last_frame

Documented in model discovery.

web_search

Use online search.

nsfw_checker

Optional upstream content filter switch.

callBackUrl

Optional upstream completion callback URL. Xenodia also returns /v1/tasks/:taskId for polling.

Reference input rules

  • Transport: url, asset
  • Field names: first_frame_url, last_frame_url, reference_image_urls, reference_video_urls, reference_audio_urls
  • Max items: 9
  • Accepted MIME: image/jpeg, image/png, image/webp, image/bmp, image/tiff, image/gif, video/mp4, video/quicktime, audio/wav, audio/mpeg

FAQ

What can seedance-2 do on Xenodia?

seedance-2 is exposed through Xenodia as a public model page with pricing, modalities, parameters, and documented request modes.

Does seedance-2 support async tasks?

seedance-2 supports async task mode through Xenodia's public task resource.

Related models

veo3-pro-tvideoveo3-tvideoveo3.1-4k-tvideo