Gemini

Google: Nano Banana 2.1

google/gemini-nano-banana-2.1

canonical: google/gemini-nano-banana-2.1-20261006

Descriptionfrom OpenRouter

Nano Banana 2.1 (Gemini Nano Banana 2.1) is Google's image generation and editing model on the Flash tier, succeeding Nano Banana 2 and Nano Banana Pro. It improves product recontextualization,...

Context length

65,536 tok

Max completion

58,982 tok

Knowledge cutoff

—

Expires

—

Added to OpenRouter

10/6/2026

Cache last refreshed

11/12/2026

Primary modality

text+image->text+image

Source

OpenRouter

Input modalities

imagetext

Output modalities

imagetext

Pricing

Field	Per token (USD)	Per million
prompt	0.0000015	$1.50
completion	0.0000075	$7.50
image_output	0.00003	$30.0
web_search	0.014	$14000

Supported parameters(11)

include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstemperaturetool_choicetoolstop_p

OpenRouter page

Videos

19:44

Nano Banana 2.1 - a "nearly perfect" new image gen model?

Oct 6, 2026 · YouTube

Rounds

17 answersin this database. A round opens every model's answer to the same prompt.

Oct 6, 2026Visual GenerationContiguous US states mapin a video round answer
Oct 6, 2026Visual GenerationClassic soccer ball patternin a video round answer
Oct 6, 2026Visual GenerationTrain station clock at 4:37in a video round answer
Oct 6, 2026Visual GenerationC major chord on pianoin a video round answer
Oct 6, 2026Visual GenerationDiner specials board textin a video round answer
Oct 6, 2026Visual GenerationContiguous US states mapin a video round answer
Oct 6, 2026Visual GenerationLouisiana backyard crawfish boilin a video round answer
Oct 6, 2026Visual GenerationHorse riding an astronautin a video round answer
Oct 6, 2026Visual GenerationEmpty beach at sunsetin a video round answer
Oct 6, 2026Visual GenerationDozen eggs carton countin a video round answer
Oct 6, 2026Visual GenerationNoon shadow in Phoenixin a video round answer
Oct 6, 2026Visual GenerationWine glass full to the brimin a video round answer
Oct 6, 2026Visual GenerationClassic soccer ball patternin a video round answer
Oct 6, 2026Visual GenerationC major chord on pianoin a video round answer
Oct 6, 2026Visual GenerationInterlaced hands with a wedding ringin a video round answer
Oct 6, 2026Visual GenerationBare feet on the dockin a video round answer
Oct 6, 2026Visual GenerationTrain station clock at 4:37in a video round answer