OpenAI

OpenAI: GPT 4o Realtime Preview 2025 06 03

stable

GPT 4o Realtime Preview 2025 06 03 is available through Everstack's OpenAI-compatible gateway with routing, fallback, retries, and observability.

gpt-4o-realtime-preview-2025-06-03gpt-4
ProviderQuick start
Context
128K
tokens
Max output
16.4K
tokens
Input
-
per 1M
Output
-
per 1M

Activity

Daily period usage
Aggregated managed Everstack traffic. Buckets below 5 tenants or 100 requests are withheld.

Providers

ProviderContextInput /MOutput /M
OpenAI
OpenAI
128K--

Pricing

No pricing data available.

Performance

Reliability

Compare

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Place this model beside up to three other catalog models.

Capabilities

Capabilities
Modalities
Input
Output
Details
Model ID
gpt-4o-realtime-preview-2025-06-03
Family
gpt-4
Status
stable
Knowledge
-
Released
-
Gateway Config
API
2024-01-01
Auth
OPENAI_API_KEY
Discovery
static
Provider type
static

Quick Start

index.ts
import Everstack from "@everstack/node";const client = new Everstack({  apiKey: process.env.EVERSTACK_API_KEY!,  baseUrl: "https://{instance}.{region}.everstack.ai",});const completion = await client.chat.completions.create({  model: "@openai/gpt-4o-realtime-preview-2025-06-03",  messages: [{ role: "user", content: "Explain vector cache routing." }],});console.log(completion.choices[0]?.message?.content);

Endpoint

Base URL
https://api.openai.com/v1
Chat completions
https://api.openai.com/v1/chat/completions
Model
gpt-4o-realtime-preview-2025-06-03
Auth env
OPENAI_API_KEY

GPT 4o Realtime Preview 2025 06 03 FAQ

What is the context window of GPT 4o Realtime Preview 2025 06 03?

GPT 4o Realtime Preview 2025 06 03 accepts up to 128K tokens of context and returns up to 16.4K output tokens on OpenAI.

What can GPT 4o Realtime Preview 2025 06 03 do?

GPT 4o Realtime Preview 2025 06 03 supports chat, function calling and image input. It accepts text and image input.

How do I call GPT 4o Realtime Preview 2025 06 03 through Everstack?

Point any OpenAI-compatible SDK at your Everstack gateway and set the model to @openai/gpt-4o-realtime-preview-2025-06-03. Everstack adds retries, provider fallback, caching, per-tenant budgets and OpenTelemetry traces for every request.