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Generate a smooth video that transitions from a start frame to an end frame with Kling 2.6. Ideal for controlled keyframe animation, morphing transitions, and creative storytelling.
Property Value Provider Kling Model Kling 2.6 Capability Start-End Frame to Video Base Cost 60,000 micro-cents/second ($0.06/sec) Processing Time ~240 seconds
Request Body
Model slug. Use kling/kling-i2v-frames-v26/start-end-frame-to-video.
Input parameters for start-end frame video generation. Text description guiding the transition (max 2500 characters).
URL of the start frame image.
URL of the end frame image.
Generation quality. Default: std. Options: std, pro.
Video duration in seconds. Default: 5. Options: 5, 10.
Video aspect ratio. Default: 16:9. Options: 16:9, 9:16, 1:1.
HTTPS URL to receive a webhook notification when the job completes or fails.
Pricing
Base cost: 60,000 micro-cents per second ($0.06/sec)
finalCost = baseCost × quality × duration
Factor Option Multiplier Quality std1x pro1.5x Duration 55x 1010x
Default cost: std quality, 5 seconds = 60,000 × 1 × 5 = 300,000 micro-cents ($0.30)
Response
Unique identifier for the submitted job.
Initial job status. Always "pending" on successful submission.
ISO 8601 timestamp of the estimated completion time.
The cost of the job in micro-cents.
Code Examples
curl -X POST https://api.muvi.video/v1/jobs/submit \
-H "Authorization: Bearer $PIXELBYTE_API_KEY " \
-H "Content-Type: application/json" \
-d '{
"model": "kling/kling-i2v-frames-v26/start-end-frame-to-video",
"input": {
"prompt": "A snowy mountain peak slowly transforms into a green spring valley",
"start_frame_url": "https://example.com/image.jpg",
"end_frame_url": "https://example.com/image.jpg",
"quality": "std",
"duration": "5",
"aspect_ratio": "16:9"
}
}'