Submit WAV Conversion Task
curl --request POST \
--url https://api.poyo.ai/api/generate/submit \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"model": "convert-to-wav",
"callback_url": "https://your-domain.com/callback",
"input": {
"task_id": "5c79xxxxbe8e",
"audio_id": "e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc"
}
}
'import requests
url = "https://api.poyo.ai/api/generate/submit"
payload = {
"model": "convert-to-wav",
"callback_url": "https://your-domain.com/callback",
"input": {
"task_id": "5c79xxxxbe8e",
"audio_id": "e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc"
}
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
model: 'convert-to-wav',
callback_url: 'https://your-domain.com/callback',
input: {task_id: '5c79xxxxbe8e', audio_id: 'e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc'}
})
};
fetch('https://api.poyo.ai/api/generate/submit', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.poyo.ai/api/generate/submit",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'model' => 'convert-to-wav',
'callback_url' => 'https://your-domain.com/callback',
'input' => [
'task_id' => '5c79xxxxbe8e',
'audio_id' => 'e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc'
]
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.poyo.ai/api/generate/submit"
payload := strings.NewReader("{\n \"model\": \"convert-to-wav\",\n \"callback_url\": \"https://your-domain.com/callback\",\n \"input\": {\n \"task_id\": \"5c79xxxxbe8e\",\n \"audio_id\": \"e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc\"\n }\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.poyo.ai/api/generate/submit")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"model\": \"convert-to-wav\",\n \"callback_url\": \"https://your-domain.com/callback\",\n \"input\": {\n \"task_id\": \"5c79xxxxbe8e\",\n \"audio_id\": \"e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc\"\n }\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.poyo.ai/api/generate/submit")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"model\": \"convert-to-wav\",\n \"callback_url\": \"https://your-domain.com/callback\",\n \"input\": {\n \"task_id\": \"5c79xxxxbe8e\",\n \"audio_id\": \"e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc\"\n }\n}"
response = http.request(request)
puts response.read_body{
"code": 200,
"data": {
"task_id": "task-unified-1757165031-uyujaw3d",
"status": "not_started",
"created_time": "2025-11-12T10:30:00"
}
}{
"code": 409,
"error": {
"message": "WAV record already exists for this audio",
"type": "conflict_error"
}
}Suno AI
Convert to WAV
Convert generated music tracks to high-quality WAV format
POST
/
api
/
generate
/
submit
Submit WAV Conversion Task
curl --request POST \
--url https://api.poyo.ai/api/generate/submit \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"model": "convert-to-wav",
"callback_url": "https://your-domain.com/callback",
"input": {
"task_id": "5c79xxxxbe8e",
"audio_id": "e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc"
}
}
'import requests
url = "https://api.poyo.ai/api/generate/submit"
payload = {
"model": "convert-to-wav",
"callback_url": "https://your-domain.com/callback",
"input": {
"task_id": "5c79xxxxbe8e",
"audio_id": "e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc"
}
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
model: 'convert-to-wav',
callback_url: 'https://your-domain.com/callback',
input: {task_id: '5c79xxxxbe8e', audio_id: 'e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc'}
})
};
fetch('https://api.poyo.ai/api/generate/submit', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.poyo.ai/api/generate/submit",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'model' => 'convert-to-wav',
'callback_url' => 'https://your-domain.com/callback',
'input' => [
'task_id' => '5c79xxxxbe8e',
'audio_id' => 'e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc'
]
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.poyo.ai/api/generate/submit"
payload := strings.NewReader("{\n \"model\": \"convert-to-wav\",\n \"callback_url\": \"https://your-domain.com/callback\",\n \"input\": {\n \"task_id\": \"5c79xxxxbe8e\",\n \"audio_id\": \"e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc\"\n }\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.poyo.ai/api/generate/submit")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"model\": \"convert-to-wav\",\n \"callback_url\": \"https://your-domain.com/callback\",\n \"input\": {\n \"task_id\": \"5c79xxxxbe8e\",\n \"audio_id\": \"e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc\"\n }\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.poyo.ai/api/generate/submit")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"model\": \"convert-to-wav\",\n \"callback_url\": \"https://your-domain.com/callback\",\n \"input\": {\n \"task_id\": \"5c79xxxxbe8e\",\n \"audio_id\": \"e231xxxx-xxxx-xxxx-xxxx-xxxx8cadc7dc\"\n }\n}"
response = http.request(request)
puts response.read_body{
"code": 200,
"data": {
"task_id": "task-unified-1757165031-uyujaw3d",
"status": "not_started",
"created_time": "2025-11-12T10:30:00"
}
}{
"code": 409,
"error": {
"message": "WAV record already exists for this audio",
"type": "conflict_error"
}
}- After submission, a
task_idwill be returned. If you provided acallback_url, when the task status becomesfinishedorfailed, a POST request will be sent to thecallback_url. - Regardless of whether
callback_urlis provided, you can retrieve the response result through the unified Query Music Detail endpoint.
Usage Guide
- This endpoint converts generated music tracks to high-quality WAV format
- WAV files provide lossless audio quality for professional use
- The download URL for the WAV file is delivered via the callback
Parameter Details
task_id(required): Task ID from a completed music generation (Generate Music or Extend Music)audio_id(required): Specific audio track identifier from the callback data
Developer Notes
- Each audio track can only be converted to WAV once
- The callback will include a download URL for the high-quality WAV file
- WAV files are significantly larger than compressed formats - plan storage accordingly
Authorizations
All API endpoints require Bearer Token authentication
Get your API Key:
Visit the API Key Management Page to get your API Key
Add it to the request header:
Authorization: Bearer PoYo_API_KEY
Body
application/json
API model identifier.
Must be convert-to-wav for this endpoint.
Available options:
convert-to-wav Example:
"convert-to-wav"
Webhook callback URL for result notifications.
The endpoint will receive POST requests with WAV conversion completion status and high-quality file download URL.
Example:
"https://your-domain.com/callback"
Input parameters for WAV conversion
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