OpenAIPaidOperational
GPT 5.4 Pro
API model name: gpt-5.4-pro
GPT 5.4 Pro is OpenAI's chat model, served on the Api.Airforce unified API. It is priced at $13.25 per million input tokens and $79.49 per million output tokens. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.
Pricing
Specifications
- Provider
- OpenAI
- Type
- chat model
What is GPT 5.4 Pro used for?
- Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.
GPT 5.4 Pro vs. similar models
| Model | Intelligence | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|
| GPT 5.4 Pro | — | — | $13.25 | $79.49 |
| GPT 3.5 | — | — | $1.11 | $3.30 |
| GPT 3.5 Turbo 16k | — | — | $10.26 | $20.52 |
| GPT 4 | — | 8K | $6.42 | $12.84 |
Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.
Related models
GPT 3.5OpenAI · $1.11 / 1MGPT 3.5 Turbo 16kOpenAI · $10.26 / 1MGPT 4OpenAI · $6.42 / 1MGPT 4OpenAI · $2.13 / 1MGPT 4OpenAI · $2.13 / 1MGPT 4 32kOpenAI · $205.32 / 1MGPT 4 TurboOpenAI · $2.13 / 1MGPT 4 VisionOpenAI · $2.13 / 1MGPT 4.1OpenAI · $0.30 / 1MGPT 4.1 NanoOpenAI · $0.03 / 1MGPT 4o AudioOpenAI · $13.23 / 1MGPT 4o MiniOpenAI · Free
GPT 5.4 Pro — frequently asked questions
- How much does GPT 5.4 Pro cost?
- GPT 5.4 Pro is billed pay-as-you-go at $13.25 per 1M input tokens and $79.49 per 1M output tokens. There is no subscription — you only pay for what you use.
- What can GPT 5.4 Pro do?
- GPT 5.4 Pro is OpenAI's chat model, accessible through the Api.Airforce API.
- Is GPT 5.4 Pro free to use?
- GPT 5.4 Pro is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
- How do I use GPT 5.4 Pro via the API?
- GPT 5.4 Pro is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID gpt-5.4-pro with your Api.Airforce API key.
- Who makes GPT 5.4 Pro?
- GPT 5.4 Pro is OpenAI's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.
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Use GPT 5.4 Pro via the API
OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass gpt-5.4-pro as the model.
cURL
curl https://api.airforce/v1/chat/completions \
-H "Authorization: Bearer $AIRFORCE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-5.4-pro",
"messages": [{ "role": "user", "content": "Hello!" }]
}'Python
from openai import OpenAI
client = OpenAI(base_url="https://api.airforce/v1", api_key="$AIRFORCE_API_KEY")
r = client.chat.completions.create(
model="gpt-5.4-pro",
messages=[{"role": "user", "content": "Hello!"}],
)
print(r.choices[0].message.content)JavaScript
import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.airforce/v1", apiKey: process.env.AIRFORCE_API_KEY });
const r = await client.chat.completions.create({
model: "gpt-5.4-pro",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);