google/nano-banana-2.1

Google's latest fast image generation model with sharp text rendering, conversational editing, multi-image fusion, and up to 4K output

Capabilities

Reference Images

Community model (estimated from hardware time)

Name	Type	Description	Default	Constraints
`prompt`*	string	A text description of the image you want to generate	`—`	—
`aspect_ratio`	string	Aspect ratio of the generated image	`"match_input_image"`	match_input_image1:11:41:82:33:23:44:14:34:55:48:19:1616:921:9
`google_search`	boolean	Use Google Web Search grounding to generate images based on real-time information (e.g. weather, sports scores, recent events).	`false`	—
`image_input`	array	Input images to transform or use as reference (supports up to 14 images)		—
`image_search`	boolean	Use Google Image Search grounding to find web images as visual context for generation. When enabled, web search is also used automatically.	`false`	—
`output_format`	string	Format of the output image	`"jpg"`	jpgpng
`resolution`	string	Resolution of the generated image. Higher resolutions take longer to generate.	`"1K"`	1K2K4K

promptrequiredstring

A text description of the image you want to generate

aspect_ratiostring

Aspect ratio of the generated image

Default: "match_input_image"

match_input_image1:11:41:82:33:23:44:14:34:55:48:19:1616:921:9

google_searchboolean

Use Google Web Search grounding to generate images based on real-time information (e.g. weather, sports scores, recent events).

Default: false

image_inputarray

Input images to transform or use as reference (supports up to 14 images)

Default:

image_searchboolean

Use Google Image Search grounding to find web images as visual context for generation. When enabled, web search is also used automatically.

Default: false

output_formatstring

Format of the output image

Default: "jpg"

jpgpng

resolutionstring

Resolution of the generated image. Higher resolutions take longer to generate.

Default: "1K"

1K2K4K

Version: 157dff0de6dbUpdated: 10/10/20266.9K runs