GPT Image 1.5 AI Generator
画像生成
Lightning-fast AI image generation with studio-quality results in under 3 seconds
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Why Choose GPT Image 1.5?
The fastest AI image generator with studio-quality results in under 3 seconds
Lightning-Fast Generation
Generate high-quality images in under 3 seconds. Up to 5x faster than Nano Banana 2 and 10x faster than traditional diffusion models like Midjourney.
Cost-Effective
Only 10 credits per image — 60% cheaper than Nano Banana 2 Pro (24 credits) while delivering comparable quality for most use cases.
Realistic Face Generation
Specially optimized for photorealistic human faces with natural skin tones, accurate proportions, and lifelike expressions.
Ultra-Sharp Details
Clean, crisp image output with exceptional detail preservation. No blurry edges or artifacts that plague other fast-generation models.
Simple Prompts Work
No need for complex prompt engineering. GPT Image 1.5 understands natural language and delivers great results from simple descriptions.
Developer-Friendly API
RESTful API with 99.9% uptime. Easy integration for apps, websites, and workflows. Perfect for batch processing and automation.
GPT Image 1.5 vs Other Models
See how GPT Image 1.5 compares to popular alternatives
| Feature | GPT Image 1.5 | Nano Banana 2 | DALL-E 3 |
|---|---|---|---|
| Generation Speed | <3 seconds | 15-60 seconds | 10-20 seconds |
| Cost per Image | 10 credits | 24 credits | ~20 credits |
| Face Quality | Excellent | Very Good | Good |
| Prompt Simplicity | Natural language | Moderate | Natural language |
| Best For | Speed + Portraits | High-res artwork | Creative concepts |
Frequently Asked Questions
Everything you need to know about GPT Image 1.5
Q:What is GPT Image 1.5 and how is it different from other models?
A: GPT Image 1.5 is our fastest AI image generation model, optimized for speed and realistic face generation. Unlike Nano Banana 2 which focuses on high-resolution artwork (2K-4K), GPT Image 1.5 delivers studio-quality results in under 3 seconds at a fraction of the cost — perfect for rapid prototyping, social media content, and portrait generation.
Q:When should I use GPT Image 1.5 vs Nano Banana 2?
A: Choose GPT Image 1.5 when you need fast results, are generating portraits/faces, or want to iterate quickly on ideas. Choose Nano Banana 2 when you need ultra-high resolution (4K), complex artistic compositions, or professional print-quality output. GPT Image 1.5 costs 10 credits vs 24 for Nano Banana 2.
Q:How fast is GPT Image 1.5 really?
A: GPT Image 1.5 generates images in under 3 seconds on average. This is approximately 5x faster than Nano Banana 2 (15-60 seconds depending on resolution) and 10x faster than traditional diffusion models like Midjourney or Stable Diffusion XL.
Q:What types of images does GPT Image 1.5 excel at?
A: GPT Image 1.5 particularly excels at: (1) Photorealistic portraits and faces, (2) Product photography, (3) Social media content, (4) Quick concept visualization, (5) Character headshots for games/apps. For complex artistic scenes or ultra-high resolution needs, consider Nano Banana 2 Pro.
Q:What resolution does GPT Image 1.5 output?
A: GPT Image 1.5 outputs images at 1024x1024 resolution by default, optimized for web and social media use. For higher resolutions (2K-4K), use Nano Banana 2 Pro which supports multiple aspect ratios and resolution options.
Q:Is there an API available for GPT Image 1.5?
A: Yes! GPT Image 1.5 is available via our RESTful API with 99.9% uptime guarantee. It's perfect for integrating into apps, websites, chatbots, and automated workflows. Check our API documentation for endpoints, authentication, and code examples in Python, JavaScript, and cURL.
Q:How many credits does each generation cost?
A: GPT Image 1.5 costs 10 credits per image, making it our most cost-effective model. Compare this to Nano Banana 2 Pro at 24 credits. New users get 20 free credits to try the service. Credit packages start at $5 for 100 credits.
Q:Can I use GPT Image 1.5 for commercial projects?
A: Yes, all images generated with GPT Image 1.5 can be used for commercial purposes. You retain full rights to your generated images for use in marketing, products, websites, apps, and any other commercial application.
Ready to Generate Amazing Images?
Start creating with GPT Image 1.5 — get 20 free credits when you sign up