How much does OpenAI: GPT-5.3 Chat cost on Ofox?

OpenAI: GPT-5.3 Chat on Ofox.ai costs $1.75/M per million input tokens and $14/M per million output tokens. Pay-as-you-go, no monthly fees.

What is OpenAI: GPT-5.3 Chat's context window?

OpenAI: GPT-5.3 Chat supports a context window of 128,000 tokens, allowing you to process large documents and maintain long conversations.

How to use OpenAI: GPT-5.3 Chat API via Ofox?

Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible — just change the base URL and API key in your existing code.

What capabilities does OpenAI: GPT-5.3 Chat support?

OpenAI: GPT-5.3 Chat supports the following capabilities: vision, function calling, reasoning, prompt caching, web search, audio input, video input, pdf input. Access all features through the Ofox.ai unified API.

OpenAI: GPT-5.3 Chat

Name: OpenAI: GPT-5.3 Chat
Brand: openai
Price: 1.75 USD
Availability: InStock
Rating: 5 (1 reviews)

Chat

openai/gpt-5.3-chat

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GPT-5.3 Chat is an update to ChatGPT's most-used model that makes everyday conversations smoother, more useful, and more directly helpful. It delivers more accurate answers with better contextualization and significantly reduces unnecessary refusals, caveats, and overly cautious phrasing that can interrupt conversational flow.

128K контекстное окно

16K макс. выходных токенов

Дата релиза: 2026-03-03

Поддерживаемые протоколы:openai

Доступные провайдеры:Azure

Возможности:ЗрениеFunction CallingРассуждениеКэширование промптовВеб-поискАудио-входВидео-входPDF-вход

Цены

Тип	Цена
Входные токены	$1.75/M
Выходные токены	$14/M
Чтение кэша	$0.18/M
Веб-поиск	$0.01/R

Примеры кода

from openai import OpenAI

client = OpenAI(
    base_url="https://api.ofox.ai/v1",
    api_key="YOUR_OFOX_API_KEY",
)

response = client.chat.completions.create(
    model="openai/gpt-5.3-chat",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)

print(response.choices[0].message.content)