Claude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/MClaude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/M
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OpenAIMultimodalAUTO PROFILELIVE INDEX

GPT Audio

text+audio->text+audio

GPT Audio is an audio model — speech-to-text, text-to-speech, or a unified audio-in/audio-out variant depending on the provider. Available via OpenAI. 128K-token context. Mid-tier pricing.

GPT Audio is a multimodal AI model from OpenAI. It costs $2.500 per million input tokens and $10.000 per million output tokens (blended $4.750/M), with a 128K-token context window.

Modalities audioProvider pricing ↗API docs ↗Pricing source ↗Compare with another model →Estimate monthly cost →
INPUT
$2.500/M
per million input tokens
OUTPUT
$10.000/M
per million output tokens
BLENDED 70/30
$4.750/M
default reference rate · how it's calculated →
CONTEXT
128K
128,000 tokens
What it's good at
  • Speech transcription
  • Multilingual coverage
  • Realtime or batch ingest depending on provider
  • Multimodal: handles images alongside text
Typical use cases
  • Meeting transcription
  • Voice interfaces
  • Subtitle pipelines
Benchmarks
No published benchmark scores tracked for this model yet. Frontier and reasoning models from major providers have scores; smaller models and inference-host variants typically inherit the underlying open-weights score.
More from OpenAI
See all 25 →
GPT-5.5
Frontier · 1M ctx
in $5.000/Mout $30.000/M
GPT-5.2
Frontier · 400K ctx
in $1.750/Mout $14.000/M
GPT-5.2-Codex
Coding · 400K ctx
in $1.750/Mout $14.000/M
GPT-5
Frontier · 400K ctx
in $1.250/Mout $10.000/M
GPT-4.1
Frontier · 1M ctx
in $2.000/Mout $8.000/M
GPT-4.1 mini
Efficient · 1M ctx
in $0.400/Mout $1.600/M
Frequently asked questions

How much does GPT Audio cost?

GPT Audio costs $2.500 per million input tokens and $10.000 per million output tokens, for a blended reference rate of $4.750 per million tokens.

What is GPT Audio's context window?

GPT Audio supports up to 128K tokens of context (128,000 tokens).

What is GPT Audio best for?

GPT Audio is well suited to Speech transcription, Multilingual coverage and Realtime or batch ingest depending on provider.

Who makes GPT Audio?

GPT Audio is developed and served by OpenAI.