Sample AI Images for the Different Models in KoalaWriter and KoalaImages

Since we've recently added more image models for KoalaWriter and KoalaImages, we've compiled some samples below so you can compare the different models!

Each section header shows the prompt and image style used for all the images under it.

1. "realistic portrait of a man and woman with their siberian husky, all looking towards the front": Photo image style

GPT Image 1.5 Fast

Nano Banana 2

GPT Image 1.5 Quality

GPT Image 1.5 Ultra

Phoenix 1.0 Fast

Phoenix 1.0 Quality

Ideogram 3.0 Turbo

2. "Golden Retriever surrounded by a happy family": Photo image style

GPT Image 1.5 Fast

Nano Banana 2

GPT Image 1.5

GPT Image 1.5 High Quality

Phoenix 1.0 Fast

Phoenix 1.0 Quality

Ideogram 3.0 Turbo

3. "happy German Shepherd in a park": Illustration style

GPT Image 1.5 Fast

Nano Banana 2

GPT Image 1.5

GPT Image 1.5 High Quality

Phoenix 1.0 Fast

Phoenix 1.0 Quality

Ideogram 3.0 Turbo

4. "Create a detailed infographic showing how to properly wash your hands": Illustration image style

GPT Image 1.5 Fast

Nano Banana 2

GPT Image 1.5

GPT Image 1.5 High Quality

Phoenix 1.0 Fast

Phoenix 1.0 Quality

Ideogram 3.0 Turbo

5. "three elf children running around in a forest": Fantasy image style

GPT Image 1.5 Fast

Nano Banana 2

GPT Image 1.5

GPT Image 1.5 High Quality

Phoenix 1.0 Fast

Phoenix 1.0 Quality

Ideogram 3.0 Turbo

6. "totoro in studio ghibli style in tokyo neon cyberpunk": Anime image style

GPT Image 1.5 Fast

Nano Banana 2

GPT Image 1.5

GPT Image 1.5 High Quality

Phoenix 1.0 Fast

Phoenix 1.0 Quality

Ideogram 3.0 Turbo

Updated on: 06/03/2026