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GPT-4o Mini Realtime

Smaller realtime model for text and audio inputs and outputs

OpenAIgpt-4o-mini-realtime-previewReport incorrect data

Specs

Context
16K
Max output
4.1K
Input price
—
Output price
—
Released
—

Context

Context window
16K
Max input
—
Max output
4.1K

Pricing

Not published

Modalities

Input
TextAudio
Output
TextAudio

API

API types
realtime

Reasoning

Not published

Info

Status
Retired
Released
—
Knowledge cutoff
2023-10-01

Features

Confirmed
toolscaching
Source · official docsVerified 2026-10-11

How to call

1 provider

openaimodel = gpt-4o-mini-realtime-preview

realtime
GEThttps://api.openai.com/v1/realtime

JSON

Standard format
gpt-4o-mini-realtime-preview.json
{
  "id": "gpt-4o-mini-realtime-preview",
  "object": "model",
  "created": null,
  "owned_by": "openai",
  "name": "GPT-4o Mini Realtime",
  "api": {
    "types": [
      "realtime"
    ]
  },
  "limits": {
    "context": 16000,
    "input": null,
    "output": 4096
  },
  "modalities": {
    "input": [
      "text",
      "audio"
    ],
    "output": [
      "text",
      "audio"
    ]
  },
  "reasoning": {
    "supported": null,
    "efforts": []
  },
  "pricing": null,
  "features": [
    "tools",
    "caching"
  ],
  "info": {
    "status": "retired",
    "release_date": null,
    "knowledge_cutoff": "2023-10-01",
    "description": "Smaller realtime model for text and audio inputs and outputs",
    "docs": "https://developers.openai.com/api/docs/models/gpt-4o-mini-realtime-preview",
    "verified_at": "2026-10-11"
  }
}

Official sources

2