Chat GPT 4o mini audio preview API

GPT Mini Audio adds speech-to-text and text-to-speech abilities to the efficient GPT Mini model, optimized for voice interfaces in smaller applications.

Modalities
Audio, TextAudio, Text
In / Out price
$0.6/$2.4per 1M
Context window
125K tokens
Released
Oct 6, 2025

Chat GPT 4o mini audio preview overview

Chat GPT 4o mini audio preview specs

Model ID
openai/gpt-audio-mini
Developer
OpenAI
Context window
128,000 tokens
Input
Audio, Text
Output
Audio, Text
API
OpenAI-compatible, base URL https://api.aimlapi.com/v1

What is Chat GPT mini audio API?

GPT Mini Audio adds speech-to-text and text-to-speech abilities to the efficient GPT Mini model, optimized for voice interfaces in smaller applications.

Where to Use Chat GPT mini audio

Coding and code review
Generate, debug, and review code across languages, reading whole files or repos in a single prompt.

Use cases

  • Voice-enabled virtual assistants and chatbots
  • Audio transcription and translation services
  • Sentiment analysis from speech for customer feedback
  • Multimedia content summarization and creation
  • Real-time voice interaction for accessibility and communication tools

Capabilities

  • Function calling
  • Streaming

Chat GPT 4o mini audio preview API pricing

Chat GPT 4o mini audio preview pricing in US dollars
UsagePriceUnit
Input$0.61M tokens
Output$2.41M tokens

Prices from the AI/ML API price list, checked on Nov 4, 2026.

Chat GPT 4o mini audio preview vs other models: token prices

AI/ML API input and output rates for 5 models, per million tokens.

AI/ML API model prices in USD per million tokens
ModelInputOutput
Chat GPT 4o mini audio preview$0.6$2.4
GPT-6 Luna$0.1$0.5
GPT-6.1 Terra$1$5
GPT-6.1 Sol$2$10
GPT-6.1 Terra Pro$2.12$10.58

How to use the Chat GPT 4o mini audio preview API

View docs

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/chat/completions' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "openai/gpt-audio-mini",
  "messages": [
    {
      "role": "user",
      "content": "Write a haiku about the ocean."
    }
  ]
}'

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Chat GPT 4o mini audio preview FAQ

What is the context window of Chat GPT 4o mini audio preview?

Chat GPT 4o mini audio preview has a 128,000 tokens context window.

What inputs and outputs does Chat GPT 4o mini audio preview support?

Chat GPT 4o mini audio preview takes audio, text as input and returns audio, text.

What is the model ID for Chat GPT 4o mini audio preview?

Use openai/gpt-audio-mini as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.

When was Chat GPT 4o mini audio preview released?

Chat GPT 4o mini audio preview became available on November 11, 2025.

How much does Chat GPT 4o mini audio preview cost?

Chat GPT 4o mini audio preview costs $0.6 input and $2.4 output per 1M tokens on AI/ML API, billed as you go with no subscription.

Does Chat GPT 4o mini audio preview support streaming?

Yes, Chat GPT 4o mini audio preview can stream responses as they are generated.

Who created Chat GPT 4o mini audio preview?

Chat GPT 4o mini audio preview was built by OpenAI.

Is this model designed for real-time voice assistant applications?

It is optimized for voice interfaces in smaller applications, adding speech-to-text and text-to-speech to the GPT Mini model.

Start building with Chat GPT 4o mini audio preview

Chat GPT 4o mini audio preview API

openai/gpt-audio-mini

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/chat/completions' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "openai/gpt-audio-mini",
  "messages": [
    {
      "role": "user",
      "content": "Write a haiku about the ocean."
    }
  ]
}'