GPT-4o mini Realtime Audio is OpenAI's language model, starting at $10.00 / 1M input and $20.00 / 1M output. The audio-modality endpoint of GPT-4o mini Realtime, enabling streaming audio responses over WebRTC or WebSocket.
Specifications
Canonical IDopenai-gpt-4o-mini-realtime-audio
TypeLanguage
StatusActive
CreatorOpenAIOpenAI
Providers
Input ModalitiesText
Output ModalitiesText

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Azure AI Foundry logo
Azure AI Foundry
openai:gpt4ominirtaud1217
$10.00$20.00$0.3

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-5.4 Mini400K$0.375$2.25Available
GPT-5 Mini1.0M$0.125$1.00Available
GPT-5 Mini MediumAvailable
GPT-5.4 Mini MediumAvailable
GPT-5.4 Mini Non-ReasoningAvailable
GPT-5 Mini MinimalAvailable
GPT-4.1 Mini1.0M$0.200$0.800Deprecating
GPT-4o mini Audio128K$0.150$0.600Available
GPT-4o mini131K$0.075$0.300Available
GPT-4o mini Realtime Audio$10.00$20.00Current
GPT-4o mini Audio$10.00$20.00Available

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
GPT-5.6 Sol1.1M$2.50$15.00
GPT-5.6 Terra1.1M$1.00$6.00
GPT-5.6 Luna1.1M$0.100$0.600
GPT-5.51.1M$2.50$15.00
GPT-5.4 NanoNano400K$0.100$0.625
GPT-5.41.1M$1.25$7.50
GPT-5.3 Codex400K$1.75$14.00
GPT-5.2 Codex400K$1.75$14.00
GPT-5.2410K$0.875$7.00
GPT-5.1410K$0.625$5.00

Model IDs

openai-gpt-4o-mini-realtime-audio