OpenAI · LLM API Modelactive

gpt-audio-1.5

OpenAI pricing for gpt-audio-1.5.

Updated September 21, 2026

Input / 1M

$32.00

Output / 1M

—

Cached Input

Context Window

128K

Standard Input

$32.00 / 1M

Base prompt input rate

Standard Output

—

Completion output rate

Prompt Caching -50%

- / 1M

Cached prompt context

Batch API -50%

50% Off

Asynchronous 24h batch

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Realtime and audio generation models

All rates listed in USD per 1 Million (1M) tokens unless noted

Standard

Pricing Metric / Parameter	Standard RATE (per 1M)
Modality	Audio
Input	$32.00
Cached input	-
Output / cost	$64.00

Source: OpenAI official pricing page, verified 2026-09-21. Prices in USD per 1M tokens.

AI / LLM

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