OpenAI: GPT-5.4 Nano
Chatopenai/gpt-5.4-nanoGPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency use cases such as classification, data extraction, ranking, and sub-agent execution.
400K context window
128K max output tokens
Released: 2026-03-17
Supported Protocols:openai
Available Providers:Azure
Capabilities:VisionFunction CallingReasoningPrompt CachingWeb Search
Pricing
| Type | Price |
|---|---|
| Input Tokens | $0.2/M |
| Output Tokens | $1.25/M |
| Cache Read | $0.02/M |
| Web Search | $0.01/R |
Code Examples
from openai import OpenAIclient = OpenAI(base_url="https://api.ofox.ai/v1",api_key="YOUR_OFOX_API_KEY",)response = client.chat.completions.create(model="openai/gpt-5.4-nano",messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)
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Frequently Asked Questions
OpenAI: GPT-5.4 Nano on Ofox.ai costs $0.2/M per million input tokens and $1.25/M per million output tokens. Pay-as-you-go, no monthly fees.
OpenAI: GPT-5.4 Nano supports a context window of 400K tokens with max output of 128K tokens, allowing you to process large documents and maintain long conversations.
Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible โ just change the base URL and API key in your existing code.
OpenAI: GPT-5.4 Nano supports the following capabilities: Vision, Function Calling, Reasoning, Prompt Caching, Web Search. Access all features through the Ofox.ai unified API.