Convert to WAV Format

POST

/api/v1/wav/generate

Convert an existing music track to high-quality WAV format.

Usage Guide

Use this endpoint to obtain WAV format files from your generated music

WAV files provide uncompressed audio for professional editing and processing

Converted files maintain the full quality of the original audio

Parameter Details

taskId identifies the original music generation task

audioId specifies which audio track to convert when multiple variations exist

Developer Notes

Generated WAV files are retained for 14 days

WAV files are typically 5-10 times larger than MP3 equivalents

Processing time may vary depending on the length of the original audio

Callbacks

wavGenerated

Request

Authorization

Bearer Token

Provide your bearer token in the

Authorization

header when making requests to protected resources.

Example:

Authorization: Bearer ********************

Body Params application/jsonRequired

Examples

Responses

🟢200

application/json

Request successful

Body

🔴500Error

Request Example

Shell

JavaScript

Java

Swift

curl --location --request POST 'https://api.kie.ai/api/v1/wav/generate' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "taskId": "5c79****be8e",
    "audioId": "e231****-****-****-****-****8cadc7dc",
    "callBackUrl": "https://api.example.com/callback"
}'

Response Example

200 - Example 1

{
    "code": 200,
    "msg": "success",
    "data": {
        "taskId": "5c79****be8e"
    }
}

Convert to WAV Callbacks

Get WAV Conversion Details