VoxCPM 2

VoxCPM 2 API for text to speech at $0.00282 per second. Natural speech. Call it on /v1/audio/speech and pay as you go in USD.

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Price
$0.00282
Unit
per second
Type
Text to speech
Endpoint
/v1/audio/speech

Pricing

$0.00282 per second

Estimated $0.02256

USD, charged from your prepaid balance at the listed price. List price; a few keys on special plans may differ. How billing works

What it does

Natural speech

Model ID
voxcpm-2

API

POST /v1/audio/speech

Returns the result in the response. Set BIGMODEL_API_KEY to your API key first.

cURL
curl https://bigmodel.io/v1/audio/speech \
  -H "Authorization: Bearer $BIGMODEL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "voxcpm-2",
    "input": "Welcome to BigModel.io. One key for every model.",
    "voice": "VOICE_ID"
  }' \
  --output speech.mp3

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

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