GPT 5 Nano

VisionReasoningTool use

OpenAI's most cost-effective and efficient model in the GPT-5 series, optimized for speed and affordability. Ideal for straightforward tasks and high-volume applications where latency and cost are critical.

Model id — paste this in your code

openai/gpt-5-nano

Pricing · per 1M tokens

1 Pulse = 1 DA

Input9 Pulses= 9 DA

Output72 Pulses= 72 DA

Cached input0.9 Pulses= 0.9 DA

Context window400KMax 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="openai/gpt-5-nano",
    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: "openai/gpt-5-nano",
  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": "openai/gpt-5-nano",
    "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="openai/gpt-5-nano",
    max_tokens=1024,
    messages=[{"role": "user", "content": "Salam!"}],
)
print(msg.content[0].text)

Create a free account Console

More from OpenAI

GPT-6 AstraOpenAI

gpt-6-astra

OpenAI's most capable model, built for the hardest end-to-end work: complex reasoning, coding, computer use, research, and document creation. 1M+ context window, async tool calling, mid-turn steering, and reasoning effort from low through max.

Input1,800 Pulses

Output9,000 Pulses

Context1.05M

GPT 5.6 SolOpenAI

gpt-5.6-sol

OpenAI's GPT-5.6 Sol is a frontier model with a 1M+ context window, reasoning, and broad tool support including web search, file search, image generation, code interpreter, hosted shell, computer use, and MCP.

Input510 Pulses

Output2,550 Pulses

Context1.05M

GPT 5.6 TerraOpenAI

gpt-5.6-terra

OpenAI's cost-optimized variant of GPT-5.6 with a 1M+ context window, reasoning, and broad tool support at a fraction of the flagship cost.

Input360 Pulses

Output2,160 Pulses

Context1.05M

GPT 5.6 LunaOpenAI

gpt-5.6-luna

OpenAI's most affordable and fastest variant of GPT-5.6 with a 1M+ context window, optimized for high-volume, latency-sensitive applications at minimal cost.

Input36 Pulses

Output216 Pulses

Context1.05M

GPT 5.5OpenAI

gpt-5.5

OpenAI's GPT-5.5 is a frontier model with a 1M+ context window, reasoning, and broad tool support including web search, file search, image generation, code interpreter, hosted shell, computer use, and MCP. Knowledge cutoff December 1, 2025.

Input900 Pulses

Output5,400 Pulses

Context272K

GPT 5.4OpenAI

gpt-5.4

OpenAI's GPT-5.4 is OpenAI's latest frontier model with a 1M+ context window, improved reasoning with xhigh effort support, and enhanced capabilities for coding, agentic tasks, and computer use.

Input450 Pulses

Output2,700 Pulses

Context272K

Start building with AI today

Create your account, top up from 500 DA and send your first request in minutes.

Create a free account Console