Kling O3 Standard — Text to Video

Generate videos with the Kling O3 Standard model using text to video.

POST /v1/jobs/submit

Kling O3 Standard — Text to Video

cURL

curl --request POST \
  --url https://api.muvi.video/v1/jobs/submit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "<string>",
  "input": {
    "prompt": "<string>",
    "aspect_ratio": "<string>",
    "duration": "<string>",
    "has_sound": "<string>",
    "shot_type": "<string>",
    "multishot": [
      {}
    ]
  }
}
'

200

{
  "jobId": "<string>",
  "status": "<string>",
  "estimatedCompletionTime": "<string>",
  "costMicroCents": 123
}

Generate a video purely from a text prompt with the Kling O3 Standard model. Choose duration and aspect ratio to fit your scene.

Property	Value
Provider	Kling Plus
Model	Kling O3 Standard
Capability	Text to Video
Base Cost	84,000 micro-cents/second ($0.084/sec)
Processing Time	~240 seconds

Request Body

model · string · required

Model slug. Use kling-plus/kling-o3-standard/text-to-video for text to video generation.

input · object · required

Input parameters for text to video generation.

Hide properties

prompt · string · required

Text prompt describing the desired output (max 2500 characters).

aspect_ratio · string

Video aspect ratio. Default: 16:9. Options: 16:9, 9:16, 1:1.

duration · string

Video duration in seconds. Default: 5. Options: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15.

has_sound · string

Enable audio generation. Default: false. Options: false, true.

shot_type · string

Shot composition mode. Default: customize. Options: customize, intelligent.

multishot · array

Multi-shot scene list. Each shot has a prompt and optional duration (seconds, 1-15). Total durations should sum within the model’s allowed range.

webhookUrl · string

HTTPS URL to receive a webhook notification when the job completes or fails.

Pricing

Base cost: 84,000 micro-cents per second ($0.084/sec)

finalCost = baseCost × duration × has_sound

Factor	Option	Multiplier
Duration	3	3x
	4	4x
	5	5x
	6	6x
	7	7x
	8	8x
	9	9x
	10	10x
	11	11x
	12	12x
	13	13x
	14	14x
	15	15x
Sound	false	1x
	true	1.5x

Default cost: 5 seconds, no sound = 84,000 × 5 × 1 = 420,000 micro-cents ($0.420)

Response

jobId · string

Unique identifier for the submitted job.

status · string

Initial job status. Always "pending" on successful submission.

estimatedCompletionTime · string

ISO 8601 timestamp of the estimated completion time.

costMicroCents · number

The cost of the job in micro-cents.

Code Examples

cURL

curl -X POST https://api.muvi.video/v1/jobs/submit \
  -H "Authorization: Bearer $PIXELBYTE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kling-plus/kling-o3-standard/text-to-video",
    "input": {
      "prompt": "A neon-lit Tokyo street at night with rain reflecting the storefront signs",
      "aspect_ratio": "16:9",
      "duration": "5",
      "has_sound": "false"
    }
  }'