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Home/Models/OpenAI/GPT Image 2
O

GPT Image 2

Input:$4/M
Output:$24/M
GPT Image 2 is openai state-of-the-art image generation model for fast, high-quality image generation and editing. It supports flexible image sizes and high-fidelity image inputs.
New
Commercial Use
Overview
Features
Pricing
API

Technical specifications of GPT-Image 2

ItemGPT-Image-2
Model TypeImage Generation Model
Input TypesText, Image
Output TypesImage
Editing SupportYes (Image editing, inpainting, image-to-image)
Max ResolutionUp to 3840px edge length
Aspect RatioUp to 3:1 ratio
StreamingNot supported
Function CallingNot supported
Fine-tuningNot supported
Snapshot Versiongpt-image-2-2026-04-21
API Endpoints/v1/images/generations, /v1/images/edits
Rate LimitsTier-based (100k–8M TPM)
ModalitiesImage (input/output), Text (input only)
Text Rendering Accuracy>99% (multi-word, UI, signs, CJK/non-Latin)

The table below summarizes the key specifications based on leaked API previews and community-verified testing data (primarily from fal.ai previews and LM Arena evaluations).

Main Features

Near-Perfect Text Rendering

The most celebrated upgrade: GPT Image 2 achieves >99% accuracy for embedded text, including multi-word labels, UI buttons, signs, code snippets, comic bubbles, timestamps, and CJK characters. Text integrates naturally with perspective, lighting, and materials rather than appearing “pasted on.”

Elimination of Yellow Color Cast & Superior Color Accuracy

Previous GPT Image models exhibited a persistent warm yellow tint. GPT Image 2 delivers neutral, photorealistic color reproduction — whites are truly white, and skin tones/materials appear natural.

Advanced World Knowledge & Real-World Scene Understanding

GPT Image 2 reportedly understands, This stems from its native LLM integration.:

  • Diagrams (maps, anatomy, UI layouts)
  • Spatial relationships
  • Structured design elements

➡️ This is a major shift: from “art generator” → “design system assistant”

Enhanced Photorealism & Spatial Logic

Improved lighting, textures, occlusion handling, anatomy (hands/faces), and multi-object composition. Fewer artifacts overall, with stronger prompt adherence for complex scenes.

➡️ Competes directly with top-tier models (e.g., Google’s Nano Banana)

Flexible Resolution & Quality Tiers

Custom sizes up to 4K (with low-quality + upscaling recommended for cost efficiency) and quality settings (low/medium/high) give creators granular control over speed vs. fidelity.

Strong prompt controllability

  • Consistent style across iterations
  • More predictable outputs
  • Better adherence to instructions

Benchmark performance

There are no official benchmarks, but multiple signals:

Observed improvements

Stronger than GPT Image 1.5 in:

  • text rendering
  • layout accuracy
  • UI/design generation

Supporting Data (April 2026):

  • Text rendering: 99%+ accuracy (vs. 90–95% in 1.5).
  • Speed: Up to 4× faster workflows via quality tiers.
  • Photorealism & composition: Noticeable reduction in common failure modes (occlusion, misplacement, artifacts).

GPT Image 2 vs Flux 2 vs Midjourney(2026)

FeatureGPT Image 2 (Expected)GPT Image 1.5Flux 2 (Black Forest Labs)Midjourney v7
Text Rendering>99% (near-perfect)90–95%Strong (~90%)Weak (~30–50%)
PhotorealismExcellent (neutral colors)Very GoodLeadingArtistic focus
UI/Screenshot QualityBest-in-classGoodGoodLimited
Resolution FlexibilityUp to 4K, highly customizable1536×1024 fixed presetsHighUp to 2K+
Generation Speed<3 seconds5–10 secondsVery FastMedium
World KnowledgeSuperior (native LLM)StrongGoodModerate
Prompt AdherenceExcellentVery GoodExcellentStyle-driven
Best ForText/UI, mockups, realismGeneral usePhotorealism & speedArtistic/creative styles
Pricing (Est.)$0.15–$0.20/image (projected)Pay-per-image$0.02–$0.07/imageSubscription ($10–120/mo)

GPT Image 2 is positioned as the most practical production tool for text-heavy and UI-driven workflows, while Flux 2 excels in raw photorealism and Midjourney in artistic expression.

You can see top AI drawing models in CometAPI, including GPT Image 2, Flux 2, Nano Banana 2, etc., and compare them on PlayGround. CometAPI is very cost-effective for drawing APIs (usually 20% cheaper than the official ones).

Applications of the GPT Image 2

  • UI/UX Design & Prototyping: Generate pixel-accurate app dashboards, website mockups, and mobile interfaces in seconds.
  • Marketing & Advertising: Create ads, banners, and social graphics with perfect typography and branding elements.
  • Product Mockups & E-commerce: Realistic packaging, signage, and lifestyle shots with accurate labels.
  • Educational Content: Diagrams, infographics, and illustrated explanations with readable text.
  • Game & Entertainment Assets: Screenshots, loading screens, and stylized environments (e.g., GTA 6 or Minecraft-style).
  • Corporate & Professional Materials: Investor decks, documentation visuals, and internal training assets.

Early testers highlight its value for rapid iteration in design sprints and content creation pipelines.

How to Integrate the GPT-Image-2 API on CometAPI

Step 1: Sign Up for API Key

Log in to cometapi.com. If you are not our user yet, please register first. Sign into your CometAPI console. Get the access credential API key of the interface. Click “Add Token” at the API token in the personal center, get the token key: sk-xxxxx and submit.

Step 2: Send Image Generation Requests to GPT-Image-2 API

Select the “gpt-image-2” endpoint to send the API request and set the request body the model can handle base64 responses.Replace <YOUR_API_KEY> with your actual CometAPI key from your account.

Insert your question or request into the content field—this is what the model will respond to . Set response_format: "url" if you want a small JSON response and a temporary download URL. Use one prompt and one image before you add batch generation or style tuning, Process the API response to get the generated answer.

Step 3: Retrieve and Verify Results

Process the API response to get the generated answer. After processing, the API responds with the task status and output data. For API, the response includes generation status, progress, and final image URLs once the task is complete. You can also choose to generate the image directly using prompts in PlayGround and then download the image to your local device.

Why Choose GPT Image 2 API on CometAPI

Unified & Easy-to-Use API

Use the familiar OpenAI-compatible Images API format or CometAPI’s standardized endpoints. Generate, edit, or vary images with simple prompts and reference inputs — no need to manage multiple SDKs or authentication flows.

Competitive & Transparent Pricing

Enjoy significantly lower per-image costs compared to direct OpenAI usage. CometAPI’s rates make high-volume generation (marketing assets, product visuals, design iterations) more affordable while maintaining full quality.

Fast Experimentation in Playground

Test GPT Image 2 right away in the CometAPI Playground. Upload reference images, refine prompts, adjust resolution (up to 4K where supported), and preview results instantly — perfect for iterating on text-heavy designs, photorealistic scenes, or consistent characters.

In short, if you want the cutting-edge image quality of GPT Image 2 — best-in-class text rendering, photorealism, and precise control — without the friction of direct OpenAI access, CometAPI is one of the smartest and most convenient platforms to use it.

FAQ

What is gpt-image-2 API used for?

gpt-image-2 is OpenAI's next-generation image generation model designed for photorealistic images, advanced editing, and improved prompt accuracy compared to gpt-image-1.5.

Is gpt-image-2 better than gpt-image-1.5?

Yes, early reports indicate gpt-image-2 improves photorealism, text rendering, and instruction adherence over gpt-image-1.5.

Can gpt-image-2 generate photorealistic images?

Yes, gpt-image-2 focuses on higher realism, improved lighting, and more accurate human anatomy in generated images.

Does gpt-image-2 support image editing?

Yes, gpt-image-2 supports multi-step editing workflows and iterative image refinement.

When should I use gpt-image-2 instead of DALL-E 3?

Use gpt-image-2 when you need better realism, improved text rendering, and more consistent outputs than DALL-E 3.

Is gpt-image-2 available via API?

gpt-image-2 is can be accessed by CometAPI.

Pricing for GPT Image 2

Explore competitive pricing for GPT Image 2, designed to fit various budgets and usage needs. Our flexible plans ensure you only pay for what you use, making it easy to scale as your requirements grow. Discover how GPT Image 2 can enhance your projects while keeping costs manageable.
Comet Price (USD / M Tokens)Official Price (USD / M Tokens)Discount
Input:$4/M
Output:$24/M
Input:$5/M
Output:$30/M
-20%

Sample code and API for GPT Image 2

Access comprehensive sample code and API resources for GPT Image 2 to streamline your integration process. Our detailed documentation provides step-by-step guidance, helping you leverage the full potential of GPT Image 2 in your projects.
POST
/v1/images/generations
POST
/v1/images/edits
Python
JavaScript
Curl
import base64
import os
from openai import OpenAI

# Get your CometAPI key from https://www.cometapi.com/console/token, and paste it here
COMETAPI_KEY = os.environ.get("COMETAPI_KEY") or "<YOUR_COMETAPI_KEY>"
BASE_URL = "https://api.cometapi.com/v1"

client = OpenAI(base_url=BASE_URL, api_key=COMETAPI_KEY)

os.makedirs("output", exist_ok=True)

result = client.images.generate(
    model="gpt-image-2",
    prompt="A cute baby sea otter",
    size="1024x1024",
)

image_base64 = result.data[0].b64_json
image_bytes = base64.b64decode(image_base64)
output_path = "output/gpt-image-2-output.png"

with open(output_path, "wb") as file:
    file.write(image_bytes)

print(f"Image saved to: {output_path}")

Python Code Example

import base64
import os
from openai import OpenAI

# Get your CometAPI key from https://www.cometapi.com/console/token, and paste it here
COMETAPI_KEY = os.environ.get("COMETAPI_KEY") or "<YOUR_COMETAPI_KEY>"
BASE_URL = "https://api.cometapi.com/v1"

client = OpenAI(base_url=BASE_URL, api_key=COMETAPI_KEY)

os.makedirs("output", exist_ok=True)

result = client.images.generate(
    model="gpt-image-2",
    prompt="A cute baby sea otter",
    size="1024x1024",
)

image_base64 = result.data[0].b64_json
image_bytes = base64.b64decode(image_base64)
output_path = "output/gpt-image-2-output.png"

with open(output_path, "wb") as file:
    file.write(image_bytes)

print(f"Image saved to: {output_path}")

JavaScript Code Example

import OpenAI from "openai";
import { mkdir, writeFile } from "fs/promises";
import path from "path";

// Get your CometAPI key from https://www.cometapi.com/console/token, and paste it here
const api_key = process.env.COMETAPI_KEY || "<YOUR_COMETAPI_KEY>";
const base_url = "https://api.cometapi.com/v1";

const client = new OpenAI({
  apiKey: api_key,
  baseURL: base_url,
});

await mkdir(path.join(process.cwd(), "output"), { recursive: true });

const result = await client.images.generate({
  model: "gpt-image-2",
  prompt: "A cute baby sea otter",
  size: "1024x1024",
});

const imageBase64 = result.data[0].b64_json;
const imageBuffer = Buffer.from(imageBase64, "base64");
const outputPath = path.join(process.cwd(), "output", "gpt-image-2-output.png");

await writeFile(outputPath, imageBuffer);

console.log(`Image saved to: ${outputPath}`);

Curl Code Example

# Get your CometAPI key from https://www.cometapi.com/console/token
# Export it as: export COMETAPI_KEY="your-key-here"

mkdir -p output

response=$(curl -s https://api.cometapi.com/v1/images/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $COMETAPI_KEY" \
  -d '{
    "model": "gpt-image-2",
    "prompt": "A cute baby sea otter",
    "size": "1024x1024"
  }')

if command -v jq >/dev/null 2>&1; then
  image_data=$(printf '%s' "$response" | jq -r '.data[0].b64_json')
else
  image_data=$(printf '%s' "$response" | sed -n 's/.*"b64_json":"\([^"]*\)".*/\1/p')
fi

if [ -n "$image_data" ] && [ "$image_data" != "null" ]; then
  printf '%s' "$image_data" | base64 -d > output/gpt-image-2-output.png 2>/dev/null || printf '%s' "$image_data" | base64 -D > output/gpt-image-2-output.png
  echo "Image saved to: output/gpt-image-2-output.png"
else
  echo "Error: Failed to generate image"
  echo "$response"
fi