Kling 4.0 API
kuaishou/kling-4
Generate videos from text with Kling 4.0 by Kuaishou through the Solo Router API. $0.204 / second, billed from prepaid credit.
Price
$0.204
per second
Example request
# 1. start the job (charged only when the video is ready) curl https://solorouter.ai/api/v1/videos \ -H "Authorization: Bearer $SOLO_KEY" -H "Content-Type: application/json" \ -d '{"model": "kuaishou/kling-4", "prompt": "a paper boat on a rainy street", "size": "1280x720", "seconds": 5}' # 2. poll until "status": "completed", then download curl https://solorouter.ai/api/v1/videos/vid_... -H "Authorization: Bearer $SOLO_KEY" curl -o video.mp4 https://solorouter.ai/api/v1/videos/vid_.../content -H "Authorization: Bearer $SOLO_KEY"
More from Kuaishou
| Model | Context | Input / 1M | Output / 1M | Cached / 1M |
|---|---|---|---|---|
|
Kling 4.0 Image-to-Video kuaishou/kling-4-i2v · video |
— | $0.204 / second | ||
|
Kling 2.5 Turbo Pro kuaishou/kling-2.5-turbo · video |
— | $0.455 / 5s video | ||
|
Kling 2.5 Turbo Pro Image-to-Video kuaishou/kling-2.5-turbo-i2v · video |
— | $0.455 / 5s video | ||
|
Kling 3.0 Pro (with audio) kuaishou/kling-3-pro · video |
— | $0.218 / second | ||
|
Kling 3.0 Pro Image-to-Video kuaishou/kling-3-pro-i2v · video |
— | $0.218 / second | ||
|
Kling 1.6 Standard kuaishou/kling-1.6 · video |
— | $0.073 / second | ||
|
Kling 1.6 Standard Image-to-Video kuaishou/kling-1.6-i2v · video |
— | $0.073 / second | ||
|
Kling 1.6 Pro kuaishou/kling-1.6-pro · video |
— | $0.127 / second | ||
|
Kling 2.0 Master kuaishou/kling-2.0-master · video |
— | $0.364 / second | ||
|
Kling 2.1 Master kuaishou/kling-2.1-master · video |
— | $0.364 / second | ||
|
Kling 2.1 Standard Image-to-Video kuaishou/kling-2.1-i2v · video |
— | $0.073 / second | ||
|
Kling 2.1 Pro Image-to-Video kuaishou/kling-2.1-pro-i2v · video |
— | $0.127 / second | ||
|
Kling 2.5 Turbo Standard Image-to-Video kuaishou/kling-2.5-turbo-standard-i2v · video |
— | $0.055 / second | ||
|
Kling 2.6 Pro (with audio) kuaishou/kling-2.6-pro · video |
— | $0.182 / second | ||
|
Kling 2.6 Pro Image-to-Video kuaishou/kling-2.6-pro-i2v · video |
— | $0.182 / second | ||
|
Kling 3.0 Standard (with audio) kuaishou/kling-3-standard · video |
— | $0.164 / second | ||
|
Kling 3.0 Standard Image-to-Video kuaishou/kling-3-standard-i2v · video |
— | $0.164 / second | ||
Frequently asked questions
How much does Kling 4.0 cost?
$0.204 / second, billed from prepaid credit with no monthly fee.
How do I use the Kling 4.0 API?
Sign in to Solo Router with Google, create an API key and send "model": "kuaishou/kling-4" to the endpoint shown in the example above.
Get your API key in 30 seconds
Sign in with Google. New accounts get free credit (one per person) to try the models.
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