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OpenAI: GPT-5.4 Pro

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openai/gpt-5.4-pro
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GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning for complex, high-stakes tasks. Tuned for step-by-step reasoning, instruction following, and accuracy, it excels at agentic coding, long-context workflows, and multi-step problem solving, with text and image input, tool use (function calling), and web search. Context: 1M+ tokens (922K input), output: 128K. Accessible via the OpenAI-compatible protocol.

Context Window
1M
Max Output Tokens
128K
Released
2026-03-05
Capabilities
VisionFunction CallingReasoningWeb Search
Available Providers
Azure
Supported Protocols
openai

Providers

Azureprovider.type: "azure_foundry"
-20%
Input Tokens
$24/M
$30/M
Output Tokens
$144/M
$180/M
Output Image
$25.6/M
$32/M
Web Search
$0.035/R
Protocols
openai/v1/responses

Playground

Open in OfoxChat

Code Examples

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-5.4-pro",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)


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

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Frequently Asked Questions

OpenAI: GPT-5.4 Pro on Ofox.ai costs $30/M per million input tokens and $180/M per million output tokens. Pay-as-you-go, no monthly fees.