This page is auto-generated from model configurations. Last updated: 2026-08-18.
This reference lists all available Google image generation models and their parameters. Use these parameter names when calling the Generation API.
Gemini 3.0 Pro
Section titled “Gemini 3.0 Pro”Nano Banana Pro (a.k.a Nano Banana 2) is Google’s new state-of-the-art image generation and editing model
Model ID: model_google-gemini-pro-image-editing
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_google-gemini-pro-image-editing/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
referenceImages | file_array | No | - | - | - | - | Reference images for style or content guidance |
prompt | string | Yes | - | - | - | - | Text prompt for image editing |
aspectRatio | string | No | auto | - | - | 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16, auto | Aspect ratio for the generated image |
resolution | string | No | 2K | - | - | 1K, 2K, 4K | Resolution for the generated image |
useGoogleSearch | boolean | No | false | - | - | - | Use Google Search to find more information about the prompt |
numOutputs | number | No | 1 | 1 | 4 | - | Number of images to generate |
Gemini 3.1 Flash (Nano Banana 2)
Section titled “Gemini 3.1 Flash (Nano Banana 2)”Nano Banana 2 combines Pro capabilities with Flash-tier speed — edit and generate images using multimodal understanding, up to 14 reference images or an input video (not both), and natural language instructions for context-aware edits that preserve composition, lighting, and style coherence.
Model ID: model_google-gemini-3-1-flash
Capabilities: txt2img, img2img, video2img
LLM Markdown: https://app.scenario.com/api/models/model_google-gemini-3-1-flash/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text prompt for image generation/editing |
referenceImages | file_array | No | - | - | - | - | Reference images for style or content guidance (up to 14). Mutually exclusive with input video — use reference images or a video, not both. |
video | file | No | - | - | - | - | Optional input video for video to image generation (e.g. a thumbnail from a clip). Mutually exclusive with reference images. Max ~15 MB inline. |
videoFps | number | No | 1 | 0.1 | 24 | - | Frame sampling rate for the input video in (0, 24] fps. Lower values sample fewer frames. Defaults to 1.0 fps when unset. Only applies when a video is provided. |
aspectRatio | string | No | auto | - | - | 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16, auto | Aspect ratio for the generated image |
resolution | string | No | 1K | - | - | 512, 1K, 2K, 4K | Resolution for the generated image |
useGoogleSearch | boolean | No | false | - | - | - | Use Google Search to find more information about the prompt |
thinkingLevel | string | No | HIGH | - | - | MINIMAL, LOW, MEDIUM, HIGH | Thinking level for the generated image |
numOutputs | number | No | 1 | 1 | 4 | - | Number of images to generate |
Gemini 3.1 Flash-Lite Image (Nano Banana 2 Lite)
Section titled “Gemini 3.1 Flash-Lite Image (Nano Banana 2 Lite)”Nano Banana 2 Lite is Google’s fastest and most affordable image generation and editing model — 1K output only, with multimodal understanding and natural language instructions for context-aware edits.
Model ID: model_google-gemini-3-1-flash-lite-image
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_google-gemini-3-1-flash-lite-image/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Describe the image you want to create, or how to edit your reference images. Plain, natural language works well. |
referenceImages | file_array | No | - | - | - | - | Images to guide the style or content, or to edit (up to 14). |
aspectRatio | string | No | auto | - | - | 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16, auto | The shape of the image. Auto picks a fitting shape for you. |
thinkingLevel | string | No | HIGH | - | - | MINIMAL, HIGH | How much reasoning effort the model puts into the image. High gives the best results; Minimal is fastest. |
numOutputs | number | No | 1 | 1 | 4 | - | How many images to create from the same prompt. |