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File Upload APICommon API
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File Upload APICommon API
  1. WAV Conversion
  • Getting Started with KIE API (Important)
  • Market
  • Image Models
    • Seedream
      • Seedream3.0 - Text to Image
      • Seedream4.0 - Text to Image
      • Seedream4.0 - Edit
      • Seedream4.5 - Text to Image
      • Seedream4.5 - Edit
      • Seedream5.0 Lite - Text to Image
      • Seedream5.0 Lite - Image to Image
    • Z-image
      • Z-Image
    • Google
      • Google - Nano Banana 2
      • Google - imagen4-fast
      • Google - imagen4-ultra
      • Google - imagen4
      • Google - Nano Banana Edit
      • Google - Nano Banana
      • Google - Nano Banana Pro
    • Flux-2
      • Flux-2 - Pro Image to Image
      • Flux-2 - Pro Text to Image
      • Flux-2 - Image to Image
      • Flux-2 - Text to Image
    • Grok Imagine
      • Grok Imagine - Text to Image
      • Grok Imagine - image to image
    • GPT Image
      • GPT Image-1.5 - Text to Image
      • GPT Image-1.5 - Image to Image
    • Topaz
      • Topaz - Image Upscale
    • Recraft
      • Recraft - Remove Background
      • Recraft - Crisp Upscale
    • Ideogram
      • Ideogram - V3 Reframe
      • Ideogram - Character Edit
      • Ideogram - Character Remix
      • Ideogram - Character
      • Ideogram V3 Text to Image
      • Ideogram V3 Edit
      • Ideogram V3 Remix
    • Qwen
      • Qwen - Text to Image
      • Qwen - Image to Image
      • Qwen - Image Edit
      • Qwen2 - Image Edit
      • Qwen2 - Text To Image
    • 4o Image API
      • 4o Image API Quickstart
      • 4o Image Generation Callbacks
      • Generate 4o Image
      • Get 4o Image Details
      • Get Direct Download URL
    • Flux Kontext API
      • Flux Kontext API Quickstart
      • Image Generation or Editing Callbacks
      • Generate or Edit Image
      • Get Image Details
  • Video Models
    • Grok Imagine
      • Grok Imagine Text to Video
      • Grok Imagine Image to Video
      • Grok Imagine - Video Upscale
    • Kling
      • Kling 2.6 Text to Video
      • Kling 2.6 Image to Video
      • Kling - V2.5 Turbo Image to Video Pro
      • Kling - V2.5 Turbo Text to Video Pro
      • Kling AI Avatar Standard
      • Kling AI Avatar Pro
      • Kling V2.1 Master Image to Video
      • Kling V2.1 Master Text to Video
      • Kling V2.1 Pro
      • Kling V2.1 Standard
      • Kling 2.6 motion-control
      • kling-3.0 motion-control
      • Kling 3.0
    • Bytedance
      • Bytedance Seedance 1.5 Pro
      • Bytedance V1 Pro Fast Image to Video
      • Bytedance V1 Pro Image to Video
      • Bytedance - V1 Pro Text to Video
      • Bytedance - V1 Lite Image to Video
      • Bytedance - V1 Lite Text to Video
    • Hailuo
      • Hailuo 2.3 Pro Image to Video
      • Hailuo 2.3 Standard Image to Video
      • Hailuo Pro Text to Video
      • Hailuo Pro Image to Video
      • Hailuo Standard Text to Video
      • Hailuo Standard Image to Video
    • Sora2
      • Sora2 - Image to Video
      • Sora2 - Text to Video
      • Sora2 - Pro Image to Video
      • Sora2 - Pro Text to Video
      • Sora2 - Watermark Remover
      • Sora2 - Pro Storyboard
      • Sora2 - Characters
      • Sora2 - Characters Pro
    • Wan
      • Wan 2.6 - Image to Video
      • Wan 2.6 - Text to Video
      • Wan 2.6 - Video to Video
      • Wan - Image to Video
      • Wan - Text to Video
      • Wan - 2.2 A14B Speech to Video Turbo
      • Wan - Animate Move
      • Wan - Animate Replace
      • Wan - 2.6-flash-image-to-video
      • Wan - 2-6-flash-video-to-video
      • Wan 2.5 - Image to Video
      • Wan 2.5 - Text to Video
    • Topaz
      • Topaz - Video Upscale
    • Infinitalk
      • Infinitalk - From Audio
    • Runway API
      • Runway API Quickstart
      • AI Video Generation Callbacks
      • AI Video Extension Callbacks
      • Aleph
        • Aleph Video Generation Callbacks
        • Generate Aleph Video
        • Get Aleph Video Details
      • Generate AI Video
      • Get AI Video Details
      • Extend AI Video
  • Music Models
    • ElevenLabs
      • elevenlabs/audio-isolation
      • elevenlabs/sound-effect-v2
      • elevenlabs/speech-to-text
      • elevenlabs/text-to-dialogue-v3
      • elevenlabs/text-to-speech-multilingual-v2
      • elevenlabs/text-to-speech-turbo-2-5
  • Chat Models
    • GPT
      • GPT 5.2
      • GPT 5.4 (response)
    • Claude
      • Claude Haiku 4.5
      • Claude Opus 4.5
      • Claude Opus 4.6
      • Claude Sonnet 4.5
      • Claude Sonnet 4.6
    • Gemini
      • Gemini 2.5 Pro (openai)
      • Gemini 3 Pro (openai)
      • Gemini 3.1 Pro (openai)
      • Gemini 2.5 Flash (openai)
      • Gemini 3 Flash (openai)
      • Gemini 3 Flash
    • Codex
      • GPT Codex
  • Veo3.1 API
    • Veo3.1 API Quickstart
    • Veo3.1 Video Generation Callbacks
    • Get 4K Video Callbacks
    • Generate Veo3.1 Video
    • Extend Veo3.1 Video
    • Get 1080P Video
    • Get 4K Video
    • Get Veo3.1 Video Details
  • Suno API
    • Suno API Quickstart
    • Music Generation
      • Music Generation Callbacks
      • Music Extension Callbacks
      • Audio Upload and Cover Callbacks
      • Audio Upload and Extension Callbacks
      • Add Instrumental Callbacks
      • Add Vocals Callbacks
      • Music Cover Generation Callbacks
      • Replace Music Section Callbacks
      • Generate Music
      • Extend Music
      • Upload And Cover Audio
      • Upload And Extend Audio
      • Add Instrumental to Music
      • Add Vocals to Music
      • Get Music Task Details
      • Get Timestamped Lyrics
      • Boost Music Style
      • Generate Music Cover
      • Get Cover Generation Details
      • Replace Music Section
      • Generate Persona
      • Generate Mashup Music
    • Lyrics Generation
      • Lyrics Generation Callbacks
      • Generate Lyrics
      • Get Lyrics Task Details
    • WAV Conversion
      • Convert to WAV Callbacks
      • Convert to WAV Format
        POST
      • Get WAV Conversion Details
        GET
    • Vocal Removal
      • Audio Separation Callbacks
      • MIDI Generation Callbacks
      • Vocal & Instrument Stem Separation
      • Get Vocal Separation Details
      • Generate MIDI from Audio
      • Get MIDI Generation Details
    • Music Video Generation
      • Music Video Generation Callbacks
      • Create Music Video
      • Get Music Video Details
  • Get Task Details
    GET
  1. WAV Conversion

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 ********************
or
Body Params application/jsonRequired

Examples

Responses

🟢200
application/json
Request successful
Body

🔴500Error
Request 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 Response Example
200 - Example 1
{
    "code": 200,
    "msg": "success",
    "data": {
        "taskId": "5c79****be8e"
    }
}
Previous
Convert to WAV Callbacks
Next
Get WAV Conversion Details
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