Skip to main content
Kling v2.1 I2V Pro is a professional-grade image-to-video model with enhanced visual fidelity. It generates high-quality videos from static images with smooth motion and excellent detail preservation.

Try in playground

Test Kling v2.1 I2V Pro in the Runpod Hub playground.
Endpointhttps://api.runpod.ai/v2/kling-v2-1-i2v-pro/runsync
Pricing$0.45 per 5 seconds
TypeVideo generation

​
Request

All parameters are passed within the input object in the request body.
​
input.prompt
string
required
Text description of the desired video motion and content.
​
input.image
string
required
URL of the source image to animate.
​
input.negative_prompt
string
Elements to exclude from the video.
​
input.guidance_scale
float
default:"0.5"
How closely to follow the prompt.
​
input.duration
integer
default:"5"
Video duration in seconds.
​
input.enable_safety_checker
boolean
default:"true"
Enable content safety checking.
curl -X POST "https://api.runpod.ai/v2/kling-v2-1-i2v-pro/runsync" \
  -H "Authorization: Bearer $RUNPOD_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "input": {
      "prompt": "A majestic magic dragon breathing fire over an ancient castle",
      "image": "https://example.com/dragon.png",
      "negative_prompt": "",
      "guidance_scale": 0.5,
      "duration": 5,
      "enable_safety_checker": true
    }
  }'

​
Response

​
id
string
Unique identifier for the request.
​
status
string
Request status. Returns COMPLETED on success, FAILED on error.
​
delayTime
integer
Time in milliseconds the request spent in queue before processing began.
​
executionTime
integer
Time in milliseconds the model took to generate the video.
​
workerId
string
Identifier of the worker that processed the request.
​
output
object
The generation result containing the video URL and cost.
​
output.video_url
string
URL of the generated video. This URL expires after 7 days.
​
output.cost
float
Cost of the generation in USD.
{
  "id": "sync-a1b2c3d4-e5f6-7890-abcd-ef1234567890-u1",
  "status": "COMPLETED",
  "delayTime": 30,
  "executionTime": 67890,
  "workerId": "oqk7ao1uomckye",
  "output": {
    "video_url": "https://video.runpod.ai/abc123/output.mp4",
    "cost": 0.36
  }
}
Video URLs expire after 7 days. Download and store generated videos immediately if you need to keep them.

​
Cost calculation

Kling v2.1 I2V Pro pricing:
DurationCost
5 seconds$0.45
10 seconds$0.90