Kling Sound - PiAPI

This is the api for Kling's Sound, $0.07 for each generation(4 outputs) for PPU.

There are two generation methods: text to audio, add audio to video.

For text to audio method, you need to provide text prompt and duration(5s/10s) for generation. The output will be 4 mp3 files.

For add audio to video method, you can add audio to your generated kling video, thus need to provide the origin task id of the video generation. The output will be 4 mp4 files.

Request

Header Params

Body Params application/json

Examples

text to audioadd audio to video

{
    "model": "kling",
    "task_type": "sound",
    "input": {
        "prompt": "The audio contains the sound of a lively violin playing a marching tune.",
        "duration": 10
    },
    "config": {
        "service_mode": "public",
        "webhook_config": {
            "endpoint": "https://webhook.site/29649907-dab6-40f5-b059-b11b7a81fec1",
            "secret": ""
        }
    }
}

Request samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

Responses

🟢200Success

application/json

Body

Example

{
    "timestamp": 1751439504,
    "data": {
        "task_id": "f8dacb0f-c786-4f8a-beb2-d435a343c928",
        "model": "kling",
        "task_type": "sound",
        "status": "completed",
        "config": {
            "service_mode": "public",
            "webhook_config": {
                "endpoint": "https://webhook.site/29649907-dab6-40f5-b059-b11b7a81fec1",
                "secret": ""
            }
        },
        "input": {
            "duration": 10,
            "prompt": "The audio contains the sound of a lively violin playing a marching tune."
        },
        "output": {
            "type": "kwave_txt2audio",
            "status": 99,
            "works": [
                {
                    "content_type": "audio",
                    "status": 99,
                    "type": "kwave_txt2audio",
                    "cover": {
                        "resource": "https://s21-kling.klingai.com/kimg/EMXN1y8qSQoGdXBsb2FkEg55bGFiLXN0dW50LXNncBova2xpbmcvYXVkaW8tcmVzb3VyY2UvYXVkaW8tY292ZXIvY292ZXItMngtNi5wbmc.origin?x-kcdn-pid=112372",
                        "resource_without_watermark": "",
                        "height": 414,
                        "width": 414,
                        "duration": 0
                    },
                    "video": {
                        "resource": "",
                        "resource_without_watermark": "",
                        "height": 0,
                        "width": 0,
                        "duration": 0
                    },
                    "audio": {
                        "resource": "https://v21-kling.klingai.com/bs2/upload-ylab-stunt-sgp/se/ai_portal_sgp_kwave_txt2audio/fada6732-7c31-4960-aff5-ef2ea45e0abc_audio_mp3.mp3?x-kcdn-pid=112372",
                        "resource_without_watermark": "https://storage.theapi.app/videos/283410775300625.mp3",
                        "height": 414,
                        "width": 414,
                        "duration": 10057
                    }
                },
                {
                    "content_type": "audio",
                    "status": 99,
                    "type": "kwave_txt2audio",
                    "cover": {
                        "resource": "https://s21-kling.klingai.com/kimg/EMXN1y8qSQoGdXBsb2FkEg55bGFiLXN0dW50LXNncBova2xpbmcvYXVkaW8tcmVzb3VyY2UvYXVkaW8tY292ZXIvY292ZXItMngtMy5wbmc.origin?x-kcdn-pid=112372",
                        "resource_without_watermark": "",
                        "height": 414,
                        "width": 414,
                        "duration": 0
                    },
                    "video": {
                        "resource": "",
                        "resource_without_watermark": "",
                        "height": 0,
                        "width": 0,
                        "duration": 0
                    },
                    "audio": {
                        "resource": "https://v21-kling.klingai.com/bs2/upload-ylab-stunt-sgp/se/ai_portal_sgp_kwave_txt2audio/c9347cf8-f240-4b3e-b864-9db6ee9bdcde_audio_mp3.mp3?x-kcdn-pid=112372",
                        "resource_without_watermark": "https://storage.theapi.app/videos/283410775305628.mp3",
                        "height": 414,
                        "width": 414,
                        "duration": 10057
                    }
                },
                {
                    "content_type": "audio",
                    "status": 99,
                    "type": "kwave_txt2audio",
                    "cover": {
                        "resource": "https://s21-kling.klingai.com/kimg/EMXN1y8qSQoGdXBsb2FkEg55bGFiLXN0dW50LXNncBova2xpbmcvYXVkaW8tcmVzb3VyY2UvYXVkaW8tY292ZXIvY292ZXItMngtMi5wbmc.origin?x-kcdn-pid=112372",
                        "resource_without_watermark": "",
                        "height": 414,
                        "width": 414,
                        "duration": 0
                    },
                    "video": {
                        "resource": "",
                        "resource_without_watermark": "",
                        "height": 0,
                        "width": 0,
                        "duration": 0
                    },
                    "audio": {
                        "resource": "https://v21-kling.klingai.com/bs2/upload-ylab-stunt-sgp/se/ai_portal_sgp_kwave_txt2audio/b7ed5a41-7fa5-442e-a75e-2cd5ef494b92_audio_mp3.mp3?x-kcdn-pid=112372",
                        "resource_without_watermark": "https://storage.theapi.app/videos/283410775306630.mp3",
                        "height": 414,
                        "width": 414,
                        "duration": 10057
                    }
                },
                {
                    "content_type": "audio",
                    "status": 99,
                    "type": "kwave_txt2audio",
                    "cover": {
                        "resource": "https://s21-kling.klingai.com/kimg/EMXN1y8qSQoGdXBsb2FkEg55bGFiLXN0dW50LXNncBova2xpbmcvYXVkaW8tcmVzb3VyY2UvYXVkaW8tY292ZXIvY292ZXItMngtMy5wbmc.origin?x-kcdn-pid=112372",
                        "resource_without_watermark": "",
                        "height": 414,
                        "width": 414,
                        "duration": 0
                    },
                    "video": {
                        "resource": "",
                        "resource_without_watermark": "",
                        "height": 0,
                        "width": 0,
                        "duration": 0
                    },
                    "audio": {
                        "resource": "https://v21-kling.klingai.com/bs2/upload-ylab-stunt-sgp/se/ai_portal_sgp_kwave_txt2audio/82561761-b10e-498b-9af3-73824edbc2dc_audio_mp3.mp3?x-kcdn-pid=112372",
                        "resource_without_watermark": "https://storage.theapi.app/videos/283410775306633.mp3",
                        "height": 414,
                        "width": 414,
                        "duration": 10057
                    }
                }
            ]
        },
        "meta": {
            "created_at": "2025-07-02T06:54:49.26273132Z",
            "started_at": "2025-07-02T06:54:49.971638303Z",
            "ended_at": "2025-07-02T06:58:24.599459321Z",
            "usage": {
                "type": "point",
                "frozen": 700000,
                "consume": 700000
            },
            "is_using_private_pool": false
        },
        "detail": null,
        "logs": [],
        "error": {
            "code": 0,
            "raw_message": "",
            "message": "",
            "detail": null
        }
    }
}