OpenAI: GPT Audio

openai/gpt-audio

The gpt-audio model is OpenAI's first generally available audio model. The new snapshot features an upgraded decoder for more natural sounding voices and maintains better voice consistency. Audio is priced...

Modalities

In / out price

$2.5 / $10 per 1M

Context

128K

Released

Jan 19, 2026

Why use GPT Audio

Understands audio
Produces speech/audio
Tool and function calling (agent-ready)
Structured (JSON) outputs

Pricing

Input	$2.5 / 1M tokens
Output	$10 / 1M tokens

List prices via OpenRouter, checked daily. Real cost depends on the provider and on reasoning tokens.

Cost calculator

Pick a task, set how often you run it, and compare what it costs on each model.

TaskInput tokens≈ 602 wordsOutput tokens≈ 1,504 wordsRuns per month

Input served from cache: 0%Repeated prompts (same instructions or document) are billed at the cheaper cache-read price where the model supports it.

Model	Per run	Per month	Per 1,000 runs
OpenAI: GPT Audio	$0.022	$22.00	$22.00

Estimates from list prices via OpenRouter; real bills vary by provider and reasoning tokens.

Will it fit? Context window simulator

Each square is about one page (500 words). Colored squares are your content; grey squares are free space in the model's context window.

Your content

Novel (90,000 words)

Total: about 120,000 tokens (≈ 90,226 words). Token counts are estimates.

Models

Zoom (square size): 6pxZoom out to see a whole million-token window at once.

OpenAI: GPT Audio

128,000 tokens ≈ 193 pages

Fits: uses 94% of the window.

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Why use GPT Audio

Pricing

Cost calculator

Will it fit? Context window simulator

OpenAI: GPT Audio

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