GPT-5.4 Nano

Approved Data Classifications

This model is only approved for Open Data. When leveraging NaviGator AI’s suite offerings, please ensure you are selecting models that meet the compliance requirements in accordance with UF’s Data Classifications, grant awards or project specifications, and state and federal law.

Description

GPT-5.4 Nano is OpenAI’s lightest GPT-5.4 model for ultra-low-latency and cost-sensitive workloads. It supports text and image input, outputs text, and keeps a 400,000-token context window while reducing price for high-volume automations, routing layers, classification, extraction, and lightweight agent tasks. OpenAI lists pricing at $0.20 per 1M input tokens, $1.25 per 1M output tokens, and $0.02 per 1M cached input tokens.

Capabilities

Model	Knowledge Cutoff	Input	Output	Context Length	Cost (per 1 million tokens)
gpt-5.4-nano	Aug 31 2025	Text, Image	Text	400,000	$0.20/1M input $1.25/1M output

info

• 1M represents 1 Million Tokens
• All prices listed are based on 1 Million Tokens
• Cached input: $0.02 per 1M tokens

Availability

Cloud Provider

Usage

curl

curl -X POST https://api.ai.it.ufl.edu/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer <API_TOKEN>" \
-d '{
    "model": "gpt-5.4-nano",
    "messages": [
        {
            "role": "system",
            "content": "You are a helpful assistant."
        },
        {
            "role": "user",
            "content": "Write a haiku about an Alligator."
        }
    ]
}'

python

from openai import OpenAI

client = OpenAI(
    api_key="your_api_key",
    base_url="https://api.ai.it.ufl.edu/v1"
)

response = client.chat.completions.create(
    model="gpt-5.4-nano", # model to send to the proxy
    messages = [
        { "role": "system", "content": "You are a helpful assistant." },
        {
            "role": "user",
            "content": "Write a haiku about an Alligator."
        }
    ]
)

print(response.choices[0].message)

javascript

import OpenAI from 'openai';

const openai = new OpenAI({
  apiKey: 'your_api_key',
  baseURL: 'https://api.ai.it.ufl.edu/v1'
});

const completion = await openai.chat.completions.create({
    model: "gpt-5.4-nano",
    messages: [
        { role: "system", content: "You are a helpful assistant." },
        {
            role: "user",
            content: "Write a haiku about an Alligator.",
        },
    ],
});

console.log(completion.choices[0].message)

---

References

1. OpenAI - Introducing GPT-5.4 mini and nano
   https://openai.com/index/introducing-gpt-5-4-mini-and-nano/
2. OpenAI API Docs - GPT-5.4 nano
   https://developers.openai.com/api/docs/models/gpt-5.4-nano
3. OpenAI API Pricing
   https://developers.openai.com/api/docs/pricing