Kling Video O3 Pro Video Edit: Natural-Language Video Editing on Models and API | RunComfy

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/kling/kling-video-o3/pro/video-to-video \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "Replace the man's jacket with a navy trench coat while keeping the original camera move and lighting.",
    "video": "https://playgrounds-storage-public.runcomfy.net/tools/7363/media-files/input.mp4"
  }'

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
  --header "Authorization: Bearer <token>"

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
  --header "Authorization: Bearer <token>"

curl --request POST \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
  --header "Authorization: Bearer <token>"

{
  "type": "object",
  "title": "modelApiDoc_navInputSchema",
  "required": [
    "prompt",
    "video"
  ],
  "properties": {
    "prompt": {
      "title": "Prompt",
      "description": "Describe the edit you want — what to add, remove, replace, restyle, or relight in the source clip.",
      "type": "string",
      "default": "Replace the man's jacket with a navy trench coat while keeping the original camera move and lighting."
    },
    "video": {
      "title": "Source Video URL",
      "description": "Public URL of the input video to edit. Maximum duration 10 seconds.",
      "type": "string",
      "default": "https://playgrounds-storage-public.runcomfy.net/tools/7363/media-files/input.mp4"
    },
    "images": {
      "title": "Reference Images",
      "description": "Optional reference images that guide the target element, scene, or style. Up to 4 URLs.",
      "type": "array",
      "maxItems": 4,
      "minItems": 0
    },
    "keep_original_sound": {
      "title": "Keep Original Sound",
      "description": "When enabled, the original audio track of the input video is retained in the edited output.",
      "type": "boolean",
      "default": true
    },
    "shot_type": {
      "title": "Shot Type",
      "description": "Editing mode. Use intelligent for auto-decided edit scope, or customize for prompt-driven manual control.",
      "type": "string",
      "enum": [
        "customize",
        "intelligent"
      ],
      "default": "customize"
    }
  }
}