GPT 5.4 Pro

VisionReasoningTool use

OpenAI's most powerful GPT-5.4 variant with a 1M+ context window, designed for the most demanding reasoning, coding, and agentic tasks with maximum capability.

Model id — paste this in your code

gpt-5.4-pro

Pricing · per 1M tokens

1 Pulse = 1 DA

Input5,400 Pulses= 5,400 DA

Output32,400 Pulses= 32,400 DA

Cached input5,400 Pulses= 5,400 DA

Context window1.05MMax output: 128K

Capabilities

Vision — Understands images and documents you send
Reasoning — Thinks step by step before answering
Tool use — Can call your functions / tools

Estimate your cost

Input tokens Output tokens Requests

Estimated cost

Use this model

Create an account, top up in dinars and call it with your key:

from openai import OpenAI

client = OpenAI(
    base_url="https://dztokens.com/v1",
    api_key="sk-dz-…",
)

reply = client.chat.completions.create(
    model="gpt-5.4-pro",
    messages=[{"role": "user", "content": "Salam!"}],
)
print(reply.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://dztokens.com/v1",
  apiKey: process.env.DZTOKENS_API_KEY,
});

const reply = await client.chat.completions.create({
  model: "gpt-5.4-pro",
  messages: [{ role: "user", content: "Salam!" }],
});
console.log(reply.choices[0].message.content);

curl https://dztokens.com/v1/chat/completions \
  -H "Authorization: Bearer $DZTOKENS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-5.4-pro",
    "messages": [{"role": "user", "content": "Salam!"}],
    "stream": true
  }'

from anthropic import Anthropic

client = Anthropic(
    base_url="https://dztokens.com",
    api_key="sk-dz-…",
)

msg = client.messages.create(
    model="gpt-5.4-pro",
    max_tokens=1024,
    messages=[{"role": "user", "content": "Salam!"}],
)
print(msg.content[0].text)

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