Silence Removal

Automatically detect and remove overly long silence segments from audio while preserving the desired amount of silence between spoken sections.

Create Task

Basic Information

Item	Value
Request Method	POST
Request Path	/task/audio_silence_remove
Content-Type	application/json
Authentication	Raw API key in the Authorization header

Request Body

Parameter	Type	Required	Default	Description
file_id	string	Yes	-	Uploaded audio file ID
min_silence_len	number	No	1500	Minimum silence duration in milliseconds to be removed
desired_silence_len	number	No	1500	Silence duration in milliseconds to preserve between non-silent segments

Request Example

curl -X POST https://api.ai-mcn.tv:10000/task/audio_silence_remove \
  -H "Authorization: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "file_id": "537489015178246",
    "min_silence_len": 1500,
    "desired_silence_len": 500
  }'

Success Example

{
  "code": 200,
  "msg": "success",
  "data": {
    "task_id": "537489015178247",
    "task_type": "audio_silence_remove",
    "status": "queued"
  }
}

---

Query Task Result

Basic Information

Item	Value
Request Method	GET
Request Path	/task/audio_silence_remove/{task_id}
Authentication	Raw API key in the Authorization header

Output Result (output_result)

Parameter	Type	Description
file_id	string	Processed audio file ID
download_url	string	Download path for the processed audio
original_duration	number	Original duration in seconds
processed_duration	number	Processed duration in seconds
removed_silence_count	number	Number of removed silence segments

Success Example

{
  "code": 200,
  "msg": "success",
  "data": {
    "task_id": "537489015178247",
    "status": "completed",
    "progress": 100,
    "output_result": {
      "file_id": "537489015178248",
      "download_url": "/download/a1/output_trimmed.mp3",
      "original_duration": 180.5,
      "processed_duration": 120.3,
      "removed_silence_count": 15
    },
    "create_time": "2026-04-05T08:00:00Z",
    "update_time": "2026-04-05T08:00:08Z"
  }
}

Error Codes

Error Code	HTTP Status	Description	Resolution
6013	400	Missing file_id	Pass the file_id field
6004	404	File not found	Verify the file_id
6502	401	Authentication failed	Check the Authorization header
6202	402	Insufficient balance	Recharge in the Dashboard