Bytedance OmniHuman v1.5

POST/v1/run

Omnihuman 1.5 is Bytedance's image-to-video AI model. Bring static images to life with fluid animation, consistent character motion, and professional-grade video output.

Request body

Submit an async generation request. The model field selects the model; other fields are model-specific input parameters.

stringmodelrequired

Model identifier. Set to bytedance/omnihuman/1.5.

Default: bytedance/omnihuman/1.5

stringpromptrequired

The text prompt used to guide the video generation.

stringimagerequired

The URL of the image used to generate the video

Optional<string>mask

The URL of the mask image to apply to the image. Only the person in the white area of the mask will speak.

Optional<string>audio

The URL of the audio file to generate the video. Audio must be under 30s long for 1080p generation and under 60s long for 720p generation.

Optional<string>resolution

The resolution of the generated video. Defaults to 1080p. 720p generation is faster and higher in quality. 1080p generation is limited to 30s audio and 720p generation is limited to 60s audio.

Allowed values: 720p, 1080p

Default: 1080p

Optional<boolean>turbo_mode

Generate a video at a faster rate with a slight quality trade-off.

Default: false

Response Schema

The submit endpoint returns an accepted generation task. Poll the result endpoint with the returned id for terminal outputs or errors.

Optional<string>error

Error message if the task failed. Empty on success.

stringidrequired

Unique identifier for the generation task.

Optional<string>model

Model ID used for the prediction.

Optional<array>outputs

Array of generated content. Empty when status is not completed.

stringstatusrequired

Status of the task: pending, running, completed, failed, or timeout.

Allowed values: pending, running, completed, failed, timeout

Model capabilities

array<string>capability_tagsrequired

Capabilities declared by the model registry.

Default: image-to-video

stringexecution_moderequired

Execution mode declared by the model registry.

Default: async

# 1. Submit a generation request
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "bytedance/omnihuman/1.5",
  "prompt": "A cinematic product photo of a matte black smart speaker on a marble table, soft studio lighting",
  "image": "https://static.sandbase.ai/examples/bytedance/omnihuman/1.5/input_image_1.png",
  "audio": "https://static.sandbase.ai/examples/bytedance/omnihuman/1.5/input_audio_0.mp3"
}'

# 2. If the response is still running, poll the returned id
curl https://api.sandbase.ai/v1/run/run_abc123 \
  -H "Authorization: Bearer $SANDBASE_API_KEY"

Response202 Accepted

{
  "id": "run_abc123",
  "model": "bytedance/omnihuman/1.5",
  "status": "running",
  "outputs": []
}