GPT Audio (2025-08-28)

by OpenAI · voice

GPT Audio (2025-08-28) by OpenAI — Access via Apertis API. Input: $0.0009/1M tokens, Output: $0.0018/1M tokens. Context: 128K tokens. OpenAI-compatible API with 50% cost savings.

Pricing

InputOutputContext Window
$0.0009 / 1M tokens$0.0018 / 1M tokens128K tokens

Quick Start

Use the Apertis API (OpenAI-compatible) to access GPT Audio (2025-08-28):

curl https://api.apertis.ai/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "gpt-audio-2025-08-28", "messages": [{"role": "user", "content": "Hello!"}]}'

Features