Image Generation
Image generation always uses the same models (currently: gemini-3.1-flash-image-preview). Choosing a model in this case refers to the LLM that parses the text and constructs a prompt passed onwards to the image generation model.
Speed and credit usage includes the full run with the results provided.
Summary
3.1 Pro | 3 Flash | 3.1 Flash Lite | 2.5 Flash | |
|---|---|---|---|---|
Speed | 34.4s | 40.4s | 29.1s | 28.7 |
Credits | 11 | 8 | 7 | 8 |
Based on the results we think 3.1 Flash Lite or 2.5 Flash are the best first try models. They seem to be able to create prompts feed well into the image generation model. They take shorter time and are cost effective.
Gemini 3.1 Pro
Results
Speed: 34.4s
Credits: 11
Image
Gemini 3 Flash
Results
Speed: 40.4s
Credits: 8
Image
Gemini 3.1 Flash Lite
Results
Speed: 29.1s
Credits: 7
Image
Gemini 2.5 Flash
Results
Speed: 28.7s
Credits: 8
Image