smart_toy OpenAI | San Francisco, USA

GPT for
Enterprise AI in Turkey

OpenAI's GPT model family is the most widely used artificial intelligence technology in the world. Access GPT models in Turkish Lira with Onysoft AI Gateway, without needing a foreign credit card.

rocket_launch Get Started compare Try in Playground description API Documentation
4
Models
2015
Founded
8
Sectors
TL
Pricing

What Is OpenAI GPT?

About the technology and the company behind the model

OpenAI was founded in 2015 with the support of Sam Altman, Elon Musk and other technology leaders. The 2022 launch of ChatGPT marked a turning point in the history of artificial intelligence, and GPT models became the most widely used AI technology in the world. GPT-4o brings multimodal capabilities, while the o1/o3 series delivers powerful reasoning abilities.

business
Provider
OpenAI
calendar_month
Founded
2015
location_on
Headquarters
San Francisco, USA
category
Number of Models
4 models

GPT Performance Metrics

Results from industry-standard benchmark tests

MMLU Multi-Domain Knowledge 88.7
HumanEval Code Generation 90.2
MATH Mathematics 76.6
GPQA Scientific Reasoning 53.6

* Benchmark results are based on data published by the respective providers and may be updated.

Why Choose GPT?

The World's Most Popular Artificial Intelligence Model

auto_awesome

Versatile Intelligence

Superior performance in text generation, coding, analysis, summarization, translation and many more tasks. GPT has the flexibility to be used across every industry.

speed

High Speed

The GPT-4o and GPT-4o-mini models generate fast responses with low latency. Ideal for real-time applications.

visibility

Multimodal Capabilities

It can process text, image and audio inputs together. Build photo analysis, document reading and voice assistant applications.

functions

Function Calling

Powerful function calling support for integration with external APIs and tools. Automate complex workflows.

psychology

Reasoning (o1/o3)

OpenAI's reasoning models (o1, o3) can solve complex mathematics, logic and analysis problems step by step.

tune

JSON Mode & Structured Output

With structured data output support, get consistent and parseable responses in your API integrations.

GPT Models and Pricing

GPT models available in TL through Onysoft AI Gateway

Recommended

GPT-5.2

New

OpenAI's latest and most powerful model. Superior performance across all tasks.

openai/gpt-5.2 play_circle Try
arrow_downward Input: ₺0,08 / 1K tokens
arrow_upward Output: ₺0,64 / 1K tokens

GPT-5.1

Powerful

Strong performance and a broad capability set. Ideal for enterprise use.

openai/gpt-5.1 play_circle Try
arrow_downward Input: ₺0,06 / 1K tokens
arrow_upward Output: ₺0,46 / 1K tokens

GPT-4o

Popular

A perfect balance between speed and intelligence. The most popular GPT model.

openai/gpt-4o play_circle Try
arrow_downward Input: ₺0,11 / 1K tokens
arrow_upward Output: ₺0,46 / 1K tokens

GPT-4o Mini

Budget

Affordable and fast. For high-volume operations and simple tasks.

openai/gpt-4o-mini play_circle Try
arrow_downward Input: ₺0,01 / 1K tokens
arrow_upward Output: ₺0,03 / 1K tokens
view_list View All Models and Pricing

GPT Use Cases

What businesses in Turkey can build with GPT

chat

Chatbot & Virtual Assistant

Build an intelligent chatbot for your website, mobile app or WhatsApp. Serve your customers 24/7.

code

Code Generation & Automation

Accelerate your software development processes. Code generation, code review, bug fixing and test writing.

shopping_cart

E-Commerce Optimization

Product descriptions, SEO content, customer review analysis and personalized product recommendations.

school

Education & Training

Personalized learning experiences, automated exam preparation and student support systems.

Which Sectors Does GPT Serve?

Sectors using GPT through Onysoft AI Gateway

Technology E-Commerce Education Finance Healthcare Marketing Media Logistics

How to Get Started with GPT?

Start using GPT models in your project in 3 steps

1

Create an Account

Sign up to Onysoft AI Gateway for free. Sign in instantly with your email address or your GitHub/Google account. Your API key is generated automatically.

2

Add Balance

Add as much balance as you like in Turkish Lira. You can pay by bank transfer/EFT, credit card or corporate invoice. Transparent TL pricing with the current TCMB exchange rate.

3

Start Using the API

Thanks to our OpenAI-compatible API endpoint, access GPT models without changing your existing code. Just change the base_url and api_key.

from openai import OpenAI

client = OpenAI(
    api_key="sk-ony-...",
    base_url="https://api.onysoft.com/v1"
)

response = client.chat.completions.create(
    model="openai/gpt-5.2",
    messages=[{"role": "user", "content": "Merhaba!"}]
)
print(response.choices[0].message.content)
import OpenAI from 'openai';

const client = new OpenAI({
    apiKey: 'sk-ony-...',
    baseURL: 'https://api.onysoft.com/v1'
});

const response = await client.chat.completions.create({
    model: 'openai/gpt-5.2',
    messages: [{role: 'user', content: 'Merhaba!'}]
});
console.log(response.choices[0].message.content);
curl https://api.onysoft.com/v1/chat/completions \
  -H "Authorization: Bearer sk-ony-..." \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5.2",
    "messages": [{"role": "user", "content": "Merhaba!"}]
  }'
$ch = curl_init('https://api.onysoft.com/v1/chat/completions');
curl_setopt_array($ch, [
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer sk-ony-...',
        'Content-Type: application/json'
    ],
    CURLOPT_POSTFIELDS => json_encode([
        'model' => 'openai/gpt-5.2',
        'messages' => [['role' => 'user', 'content' => 'Merhaba!']]
    ]),
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST => true
]);
$response = json_decode(curl_exec($ch));
echo $response->choices[0]->message->content;

Why Use GPT with Onysoft?

The advantages of choosing Onysoft AI Gateway over the OpenAI API directly

currency_lira

Pay in Turkish Lira

No foreign credit card needed. Transparent pricing in TL with the current TCMB exchange rate. Bank transfer, credit card or corporate invoice.

receipt_long

Invoicing in Turkey

As a company based in Turkey, we issue e-invoices and e-archive invoices. Your accounting processes run smoothly.

hub

One API, All Models

Access 370+ models including GPT just by changing the base_url. OpenAI SDK compatible.

support

24/7 Support in Turkish

Our Turkish-speaking technical support team is always with you. Integration help and issue resolution.

shield

KVKK Compliant

Data processing policies aligned with Turkish regulations. Enterprise data security standards.

trending_down

Cost Optimization

Switch easily between different models as your needs change. Optimize your budget.

Frequently Asked Questions About GPT

What people wonder about GPT and Onysoft AI Gateway

How can I access the GPT API from Turkey? expand_more

You can access GPT models by signing up with Onysoft AI Gateway and topping up your balance in TRY. No direct OpenAI membership or foreign credit card is required.

What is the difference between GPT-4o and GPT-4o Mini? expand_more

GPT-4o is the full-power multimodal model, while GPT-4o Mini is a faster and more economical version. Mini is sufficient for simple tasks, while GPT-4o should be preferred for complex analyses.

What are the OpenAI o1/o3 reasoning models? expand_more

o1 and o3 are specialized models that solve complex logic problems by reasoning step by step. They deliver superior performance on analytical tasks such as mathematics, science and coding.

Can I migrate my existing OpenAI integration to Onysoft? expand_more

Yes! You only need to change the base_url to api.onysoft.com/v1 and use your Onysoft API key. Your SDK and code structure stay the same.

smart_toy OpenAI GPT

Power Up Your Project with GPT

Create a free account, get your API key and start using GPT in TL right away. Custom pricing is available for enterprise projects.

Want help finding the right model?