Create 4o Images With GPT-Image-1 — OpenAI’s Latest Image Generation API

Access OpenAI’s latest image model—supporting text-to-image, image-to-image, sharp text rendering, and flexible style control through the 4o Image API on Kie.ai.
Get 4o Image API Key4o Image API Documentation

GPT-Image-1 API — The Model Behind ChatGPT 4o Image Generation

The 4o Image API on Kie.ai is built on GPT-Image-1, OpenAI’s latest image generation model—the same technology behind the Ghibli-style and anime-inspired artwork you’ve seen in ChatGPT. Now available to developers, it makes it easy to bring that level of quality and flexibility into your own projects. Generate high-quality visuals from text prompts or transform existing images, with sharp text rendering, consistent results, and flexible style control.

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Start Using GPT-Image-1 for 4o image Generation — Free to Try on Kie.ai

The 4o Image API on Kie.ai gives you direct access to GPT-Image-1—no need for a verified OpenAI organization account. Use the Playground on Kie.ai to instantly explore the capabilities of the GPT-Image-1 model, view results in real time, and test with free credits before integration. When you're ready to scale, easily generate your API key and move from testing to production with stable performance, affordable pricing, and high-concurrency support.

Key Features Of GPT 4o Image Generation API On Kie.ai

  • Image To Image Generation with GPT-Image-1 API

    The 4o Image API on Kie.ai supports image-to-image generation, allowing you to upload a reference image and create a new version based on your prompt and specifications. Powered by the GPT-Image-1 API, this feature enables style transfer, content enhancement, and iterative design, while preserving key elements like composition, structure, and character details—ideal for creative workflows that require controlled adjustments and consistent results.

  • Text-to-Image Generation With GPT Image 1 API

    Generate high-quality images from text descriptions using the 4o Image API, powered by GPT-Image-1. This text-to-image capability helps you create custom visuals for marketing campaigns, educational materials, product concepts, and creative projects. The API ensures accurate prompt following, sharp text rendering, and flexible style control—delivering reliable, detailed visuals that match your input.

Why Choose Kie.ai as Your ChatGPT Image Generation API Platform

Affordable and Scalable 4o Image Generation API

Kie.ai makes the 4o image generation API accessible to teams of all sizes with flexible and transparent pricing. Whether you're testing ideas or scaling production, you get consistent quality without high costs.

Accurate Text Rendering with the GPT-4o Image API

The GPT-4o image API excels at rendering clear, correctly placed text in images. This is ideal for generating visual content like signs, infographics, menus, and invitations that rely on readable, precise text output.

High-Fidelity Results Using the GPT4o Image Generation API

Kie.ai’s GPT4o image generation API follows complex prompts with precision. It can handle multi-element scenes, specific object placements, and detailed instructions while preserving visual coherence and accuracy.

import requests
import json


url = "https://kieai.erweima.ai/api/v1/gpt4o-image/generate"


payload = json.dumps({
  "fileUrl": "https://example.com/image.png",
  "prompt": "A beautiful sunset over the mountains",
  "size": "1:1",
  "callBackUrl": "https://your-callback-url.com/callback"
})
headers = {
  'Content-Type': 'application/json',
  'Accept': 'application/json',
  'Authorization': 'Bearer <token>'
}


response = requests.request("POST", url, headers=headers, data=payload)


print(response.text)

Reliable Visual Consistency via the OpenAI Image Generation API

Built on the OpenAI image generation API, Kie.ai ensures consistent image output across multiple iterations. This is essential for version control, visual branding, and long-form design workflows.

Flexible Visual Styles with the OpenAI Image API

The OpenAI image API supports a wide range of visual styles—from photorealism to hand-drawn illustrations. Kie.ai gives you creative control to match your brand’s tone, design goals, or storytelling needs.

Fast, Supported Experience with the ChatGPT Image Generation API

Kie.ai offers a smooth developer experience with the ChatGPT image generation API, including fast response times and responsive support. From integration to production, we’re here to help you build with confidence.

Explore Real-World Use Cases of Kie.ai’s 4o Image API

Studio Ghibli Style Art

🎨Studio Ghibli Style Art

With Kie.ai's GPT-4o Image API, artists can generate visuals inspired by Studio Ghibli's iconic style. By providing descriptive prompts, the API produces images with the whimsical and detailed aesthetics characteristic of Ghibli films, aiding in concept art and creative projects.

Example: Transform into Ghibli style
Product Visualization & Presentation

📦Product Visualization & Presentation

Utilizing the OpenAI Image Generation API, businesses can create realistic product mockups and presentations. For instance, generating high-quality images of a new gadget from textual descriptions enables companies to showcase products without the need for physical prototypes.

Example: A luxury leather handbag in soft taupe, with a gold clasp, resting on a marble surface.
Marketing & Advertising Visuals

📢Marketing & Advertising Visuals

Kie.ai's ChatGPT Image Generation API assists marketers in crafting compelling advertising content. By inputting campaign themes and desired visuals, our API generates tailored images suitable for various platforms, enhancing engagement and brand visibility.

Example: A cozy winter scene with a steaming cup of hot chocolate, snowflakes in the background, and the text ‘Warm Up Your Winter’ in cursive font.
Character & Asset Design

🧑‍🎨Character & Asset Design

Game developers and animators can leverage the GPT4o Image Generation API to design consistent characters and assets. By specifying attributes and styles, the API produces detailed character images, ensuring uniformity across different scenes and iterations.

Information Design

🧾Information Design

Our OpenAI Image API facilitates the creation of informative visuals such as infographics and diagrams. Users can generate clear and engaging representations of complex data, enhancing communication and understanding in reports and presentations.

Example: A diagram explaining the process of photosynthesis, including plant cells, sunlight, and water molecules in a clean, labeled layout.
UI/UX & Interface Mockups

💻UI/UX & Interface Mockups

With Kie.ai's 4o Image Generation API, designers can develop user interface mockups and prototypes. By describing the desired layout and elements, the API generates visuals that aid in the design and testing of intuitive user experiences.

Example: A product page layout for an e-commerce site, featuring a product image on the left, product details on the right, and a sticky add-to-cart button at the bottom.
Rapid Prototyping & Creative Iteration

🧪Rapid Prototyping & Creative Iteration

The GPT-4o Image API supports rapid prototyping by transforming sketches into refined images. Developers can input rough sketches, and the API will generate detailed thumbnails, accelerating the creative process and allowing for quick iteration.

Example: A hand-drawn sketch of a modern multi-story building with large glass windows, minimalist design, and a rooftop garden, converted into a detailed 3D rendering with realistic lighting and textures, showing the building's exterior in a cityscape.

What People Are Saying About Kie.ai’s 4o Image API

Kie.ai’s 4o Image API helps me turn rough ideas into visual assets in minutes. It’s now part of my daily workflow.

Emily Chen,— Product Designer at a SaaS Startup

We needed high-quality visuals fast — and Kie.ai delivered. The text rendering is especially impressive for ad creatives.

Liam Rodriguez,— Marketing Lead at a DTC Brand

I use Kie.ai to generate examples for my lectures. The flexibility in visual style and accuracy of results is unmatched.

Dr. Sarah Malik,— University Lecturer in Visual Communication

Kie.ai's GPT-4o image API is like having a visual assistant. It helps me explore composition ideas before I start drawing.

Nina Schultz,— Freelance Illustrator

Frequently Asked Questions About 4o Image Generation API With Kie.ai

Kie.ai's 4o Image API stands out by offering advanced image generation capabilities powered by GPT-4o. Unlike other image APIs, Kie.ai integrates seamless image-to-image and text-to-image generation features, providing flexible and high-quality visual content creation without the need for complex infrastructure.

Kie.ai’s 4o Image Generation API offers flexible and transparent pricing based on usage. Whether you’re a startup, enterprise, or individual developer, Kie.ai ensures that the API is affordable, with scalable options to suit various project sizes. For detailed pricing information, visit the official Kie.ai pricing page.

By utilizing Kie.ai’s GPT-4o Image API, users can streamline their creative processes, from generating custom illustrations to design mockups. The API allows you to turn rough sketches or detailed descriptions into professional visuals quickly, improving both productivity and the quality of design outputs.

Kie.ai upholds strict ethical standards in the use of its 4o Image API. Users are encouraged to generate content responsibly, avoiding harmful or inappropriate imagery. The API supports safe and ethical image generation, ensuring compliance with legal and social standards by preventing the generation of explicit, misleading, or harmful content.

Yes, Kie.ai’s 4o Image API is designed to handle high-concurrency requests. It supports scalable and efficient processing, ensuring fast response times even when managing multiple image generation tasks simultaneously, making it ideal for businesses and applications with high-volume demands.

Kie.ai provides comprehensive documentation for its 4o Image API on the official website. The documentation includes detailed guides on how to integrate the API, example code, and best practices to help developers get started quickly with image generation and customization.

The 4o Image API from Kie.ai is optimized for quick image generation. Depending on the complexity of the prompt, images are generated in just a few seconds to a minute, allowing developers to seamlessly integrate it into real-time applications such as content creation, marketing, and design prototyping.

Yes, Kie.ai offers a free trial for the 4o Image API, giving users the chance to explore the capabilities of the API before committing to a paid plan. The trial allows you to generate images, experiment with different features, and evaluate how the API can enhance your projects.