Audio Extract

Audio Extract API for audio tools at $0.0003384 per second. Extract the audio track from a video (optional voice isolation and transcript). Call it on /v1/audio/generations and pay as you go in USD; failed tasks are not charged.

Price
$0.0003384
Unit
per second
Type
Audio tools
Endpoint
/v1/audio/generations

Pricing

$0.0003384 per second

Estimated $0.002707

USD, charged from your prepaid balance at the listed price. List price; a few keys on special plans may differ.Failed and cancelled tasks are not charged. How billing works

What it does

Extract the audio track from a video (optional voice isolation and transcript)

Model ID
audio-extract

API

POST /v1/audio/generations

Runs as an asynchronous task: create it, poll its status, then download the file. Set BIGMODEL_API_KEY to your API key first.

cURL
curl https://bigmodel.io/v1/audio/generations \
  -H "Authorization: Bearer $BIGMODEL_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: audio-1" \
  -d '{
    "model": "audio-extract",
    "video": "https://example.com/input.mp4"
  }'

# Poll, then download
curl https://bigmodel.io/v1/audio/generations/TASK_ID \
  -H "Authorization: Bearer $BIGMODEL_API_KEY"

Python, Node.js, every input field and error handling are in the guide. Guide →

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