Kling 3.0 Turbo Standard Image to Video

POST/v1/run

Kling Video 3.0 Turbo is KwaiVGI'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 kwaivgi/kling-video/3.0/turbo/standard/image-to-video.

Default: kwaivgi/kling-video/3.0/turbo/standard/image-to-video

stringpromptrequired

Optional text prompt. For best results keep the prompt under 2500 characters. Mutually exclusive with `multi_prompt`.

stringimagerequired

First-frame reference image. Formats: .jpg/.jpeg/.png; max 50MB; min 300px per side; aspect ratio within 1:2.5 to 2.5:1.

Optional<integer>duration

Video length in seconds.

Allowed values: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15

Default: 5

Optional<array<object>>multi_prompt

Multi-shot storyboard (1-6 shots). Each shot has its own prompt and duration; the total duration must not exceed 15s. Mutually exclusive with `prompt`.

Response Schema

The submit endpoint returns a run response. If its status is pending or running, poll GET /v1/run/{id} with the returned opaque ID until it reaches a terminal state.

stringidrequired

Opaque SandBase run identifier. Use it exactly as returned; no prefix is guaranteed.

stringstatusrequired

Current public run status.

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

Optional<string>model

Public SandBase model name used for this run.

Optional<array<object>>outputs

Present only for completed runs. Each object is capability-specific; inspect the selected model schema for its fields.

Optional<object>error

Present only for failed or timeout runs. Contains a public error type and sanitized message.

Optional<string>error.type

Stable public error category.

Optional<string>error.message

Sanitized error message safe to show to clients.

Optional<object>usage

Usage details when available.

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": "kwaivgi/kling-video/3.0/turbo/standard/image-to-video",
  "prompt": "He sways gently into the note, cheeks pressing, sweat glistening, smoke drifting through the warm light. The camera eases in slowly. Photorealistic, soulful, moody.",
  "image": "https://static.sandbase.ai/examples/kwaivgi/kling-video/3.0/turbo/standard/image-to-video/input_image_0.png",
  "duration": 5
}'

# 2. If the response is still running, poll the returned id
curl https://api.sandbase.ai/v1/run/f3d2e8a1-7c4b-4a12-9d2e-123456789abc \
  -H "Authorization: Bearer $SANDBASE_API_KEY"

Response202 Accepted

{
  "id": "f3d2e8a1-7c4b-4a12-9d2e-123456789abc",
  "model": "kwaivgi/kling-video/3.0/turbo/standard/image-to-video",
  "status": "running"
}