Kling 3.0
Video
Kling 3.0
Frontier model with audio and up to 15s.
POST
Kling 3.0
Pricing
Fixed API prices in USD.
| Mode | Audio | Price |
|---|---|---|
| std | No | $0.1764/sec |
| pro | No | $0.2352/sec |
| std | Yes | $0.2646/sec |
| pro | Yes | $0.3528/sec |
| 4k | No | $0.441/sec |
| 4k | Yes | $0.441/sec |
Deprecated request aliases
Deprecated request aliases
These aliases are accepted for compatibility only and are not shown in the request schema.
| Deprecated | Use instead | Accepted until |
|---|---|---|
startImage | start_image | 2026-06-19 |
aspectRatio | aspect_ratio | 2026-06-19 |
endImage | end_image | 2026-06-19 |
generateAudio | generate_audio | 2026-06-19 |
multiPrompt | multi_prompt | 2026-06-19 |
Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Headers
URL to receive a POST request when the job completes. The webhook will receive the job data including results.
Body
application/json
Maximum string length:
2500Available options:
16:9, 9:16 Required range:
3 <= x <= 15Available options:
std, pro, 4k Response
The resulting job data. This will be returned in a pending state until the job is completed. See /jobs/{id} for retrieving the results.