MiniMax Speech 2.8 HD

MiniMax Speech 2.8 HD API for text to speech at $0.5922 per 10k chars. High quality speech, many voices. Call it on /v1/audio/speech and pay as you go in USD.

Price
$0.5922
Unit
per 10k chars
Type
Text to speech
Endpoint
/v1/audio/speech

Pricing

$0.5922 per 10k chars40% below official

Estimated $0.1777 · official about $0.30

Official price: $1.00 per 10k chars · checked 2026-10-18

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

High quality speech, many voices

Model ID
minimax-speech-2.8-hd

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": "minimax-speech-2.8-hd",
    "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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