# GPT Image Hub image generator
Use this page to generate images from prompts. Authenticated browser users can submit prompts through the app UI or `/api/generate`.
## Supported models
- GPT IMAGE 2 Saver (gpt-image-2-saver)
  - Provider: openai
  - Default aspect ratio: auto
  - Default quality: 1K
  - Quality levels: low, medium, high (default medium)
  - Reference images: yes, up to 14
- GPT IMAGE 2 (gpt-image-2)
  - Provider: openai
  - Default aspect ratio: auto
  - Default quality: 1K
  - Quality levels: low, medium, high (default medium)
  - Reference images: yes, up to 16
- GPT IMAGE 2.5 Flare (gpt-image-2-5-flare)
  - Provider: openai
  - Default aspect ratio: auto
  - Default quality: 1K
  - Quality levels: low, medium, high, xhigh, max (default medium)
  - Reference images: yes, up to 16
- GPT IMAGE 2.5 Sunburst (gpt-image-2-5-sunburst)
  - Provider: openai
  - Default aspect ratio: auto
  - Default quality: 1K
  - Quality levels: low, medium, high, xhigh, max (default medium)
  - Reference images: yes, up to 16
- Nano Banana 2 (nanobanana2)
  - Provider: gemini
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 14
- Nano Banana Pro (nanobananapro)
  - Provider: gemini
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 14
- Nano Banana 2.1 (nanobanana2-1)
  - Provider: gemini
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 14
- Nano Banana (nanobanana)
  - Provider: gemini
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 3
- Nano Banana 2 Lite (nanobanana2-lite)
  - Provider: gemini
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 3
- Seedream 4.0 (seedream-4-0)
  - Provider: bytedance
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 10
- Seedream 4.5 (seedream-4-5)
  - Provider: bytedance
  - Default aspect ratio: auto
  - Default quality: 2K
  - Reference images: yes, up to 10
- Seedream 5.0 (seedream-5-0)
  - Provider: bytedance
  - Default aspect ratio: auto
  - Default quality: 2K
  - Reference images: yes, up to 10
- Seedream 5.0 Pro (seedream-5-0-pro)
  - Provider: bytedance
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: yes, up to 10
- Seedream 5.0 Lite (seedream-5-0-lite)
  - Provider: bytedance
  - Default aspect ratio: auto
  - Default quality: 2K
  - Reference images: yes, up to 10
- Z-Image Turbo (z-image-turbo)
  - Provider: alibaba
  - Default aspect ratio: auto
  - Default quality: 1K
  - Reference images: no