GPT-4o mini Realtime is an AI model from OpenAI. A compact real-time LLM variant of GPT-4o mini capable of responding to audio and text inputs over low-latency streaming interfaces.
Specifications
Canonical IDopenai-gpt-4o-mini-realtime
StatusActive
CreatorOpenAIOpenAI
Benchmarks
Time to First Token
0.00s
#165
Output TPS
0.0
#438

Capabilities

Input0/5
Text·
Image·
Audio·
Video·
PDF·
Output0/5
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·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-5.4 Mini1.1M$0.750$4.50Available
GPT-5 Mini400K$0.250$2.00Available
GPT-5 Mini MediumAvailable
GPT-5.4 Mini MediumAvailable
GPT-5.4 Mini Non-ReasoningAvailable
GPT-5 Mini MinimalAvailable
GPT-4.1 Mini1.0M$0.400$1.60Deprecating
GPT-4o mini Transcribe16K$1.25$5.00Available
GPT-4o mini TTS$0.600$10.00Available
GPT-4o mini Search Preview128K$0.150$0.600Available
GPT-4o mini RealtimeCurrent

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
GPT-5.51.1M$5.00$30.00
GPT-5.4 NanoNano1.1M$0.200$1.25
GPT-5.41.1M$2.50$15.00
GPT-5.3 Codex400K$1.75$14.00
GPT-5.2 Codex400K$1.75$14.00
GPT-5.2410K$1.75$14.00
GPT-5.1410K$1.25$10.00
GPT-5.1 Codex400K$1.25$10.00
GPT-5.1 Codex Mini400K$0.250$2.00
GPT-5 Codex400K$1.25$10.00

Model IDs