Nano Banana 2 is Google's Gemini 3.1 Flash Image model, which generates and edits images from a prompt and reference images. It costs the same per image as the newer Nano Banana 2.1 and less than Nano Banana Pro.
Pick it if
you want the default image face, with conversational edits of an image
you need up to five characters kept consistent in one workflow
you need legible text or translated text inside the image
Skip it if
the newer Nano Banana 2.1 at the same price covers your work
complex scenes need Nano Banana Pro's higher reasoning
FLUX.2 [pro] is Black Forest Labs' managed FLUX.2 model, launched in November 2025; octomind serves it as text-to-image. It costs less per image than FLUX.2 Flex and Max, and the same as the newer FLUX 3.
Pick it if
you want FLUX.2 output for less per image than Flex or Max
you want prompt adherence without tuning steps or guidance
you need text-to-image output up to 4 megapixels
Skip it if
you need to edit or reference an existing image; this lane takes text only
you need step and guidance control; FLUX.2 Flex exposes both
FAQ
Which is cheaper, Nano Banana 2 or FLUX.2 Pro?
FLUX.2 Pro is cheaper — $0.09 / image vs $0.12 / image.
How do I use Nano Banana 2 or FLUX.2 Pro?
In Octomind Cloud on a paid plan, ask the agent to generate with either model by name; it runs the job and returns the file.
Try either model
Switch between models inside the same Octomind session.