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Nano Banana image generator

Nano Banana is Google’s Gemini image model, and the one the free daily image runs on. Nano Banana 2.1 renders at 1K, 2K or 4K, takes up to fourteen reference photos for an edit, and keeps a face — or a product — consistent between takes.

Model
0/2500
Reference Image (Optional)0/14
Aspect Ratio
Resolution
Number of Images
Details2 Credits

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Your images

Your generated images appear here.

Describe an idea, pick a model and press Create. Four renders of one prompt usually land one image worth keeping.

Every image model lives on one page too, with reference uploads, batches and the full resolution list. AI Image Generator

How to make a Nano Banana image in 3 steps.

01

Describe it, or upload references

Write the prompt, or attach up to fourteen references and describe only the change. Nano Banana 2.1 renders at 1K, 2K or 4K, and the free daily image covers the 1K tier.

02

Say what changes, not what stays

With references attached, name the edit: "the jacket, now bottle green, same pose and light". Everything you do not mention is meant to survive untouched, and with this model it usually does.

03

Zoom into the face first

Download and check the eyes at 100% before rendering a batch. Nano Banana keeps identity across a set, which means a wrong likeness repeats through every variant, so verify on one image first.

How to write a Nano Banana prompt.

Gemini’s image model is strongest on consistency: a face, a product or a layout that has to survive a series of images.

AI generated portrait used as an example of a text to image promptUp to 14 references.

References do the heavy lifting

Upload the person, the product and the style separately. One clean front photograph beats five artistic ones, because the model averages whatever it is given rather than picking the best.

  • ↗One subject per reference, never a collage
  • ↗Shoot the product on a plain surface so its silhouette stays clean
  • ↗Attach the style reference last and describe it in one line
AI generated image showing how aspect ratio and resolution change the resultSubject, change, keep.

Change one thing per prompt

Name the subject, the change, then the things that must stay: pose, light, framing. Nano Banana follows a scoped instruction, while a vague one returns a different photograph instead of an edit.

What Nano Banana is used for

Fourteen references and identity retention make this the model for sets rather than for single pictures.

AI generated ecommerce product photo on a clean background

A colourway in an hour

Upload one product shot and ask for the same object in five colours, same angle, same light. That is a catalogue page instead of a studio day, and 2K is already enough for a shop.

What people say about Nano Banana

Notes from sellers, designers and writers who needed one picture, not a photoshoot.

“I keep one reference photo of each product and describe a new background. Ten listing images in an afternoon, and the free image is what made me try it at all.”
Ava L.Small store owner
“Four renders of one prompt is the useful part. I post the one that still reads on a phone, and the other three cost nothing to look at.”
Mia K.Social media manager
“The reference photo is what makes product shots usable. I upload the real item, describe a new surface, and the render keeps the shape, the label and the proportions.”
Jonas P.Product photographer
“I sketch a direction with prompts, then draw the real thing. Twelve cheap thumbnails beat staring at a blank page.”
Lena S.Content designer
“The button told me the price before I clicked, and the one render that failed came back as credits. That is all I ask from a paid tool.”
Tom H.Founder, small brand
“Image to image keeps a character on model. I upload the sheet I drew, describe a new pose, and the style survives.”
Priya R.Illustrator
“I keep one reference photo of each product and describe a new background. Ten listing images in an afternoon, and the free image is what made me try it at all.”
Ava L.Small store owner
“Four renders of one prompt is the useful part. I post the one that still reads on a phone, and the other three cost nothing to look at.”
Mia K.Social media manager
“The reference photo is what makes product shots usable. I upload the real item, describe a new surface, and the render keeps the shape, the label and the proportions.”
Jonas P.Product photographer
“I sketch a direction with prompts, then draw the real thing. Twelve cheap thumbnails beat staring at a blank page.”
Lena S.Content designer
“The button told me the price before I clicked, and the one render that failed came back as credits. That is all I ask from a paid tool.”
Tom H.Founder, small brand
“Image to image keeps a character on model. I upload the sheet I drew, describe a new pose, and the style survives.”
Priya R.Illustrator

Nano Banana tips worth knowing

Consistency is the promise; these four habits are what keeps it.

AI generated product image rendered with a premium model

One family, four endpoints

Nano Banana 2.1, Nano Banana and Nano Banana Official differ in resolution and reference count. Pick 2.1 unless you specifically need the older endpoint for a look you already shipped.

AI generated image based on an uploaded reference photo

Fourteen is a limit, not a target

Each extra reference dilutes the instruction. Three good ones usually beat ten, and one clean product shot beats a folder of blurry ones every time.

AI generated poster with short rendered lettering

Short lines render, long ones drift

Quote the exact string, keep it to a handful of words, and check the spelling at 100% before a poster ships to print or a client.

AI generated image from a batch of four variations

Free tier for the draft

The daily free image is 1K on Nano Banana 2.1. Find the composition there, then spend credits on the 4K render that actually ships.

Nano Banana questions, answered.

The free tier, the reference limit, and how the model keeps one face consistent across a batch.

What is Nano Banana?

Nano Banana is the nickname of Google’s Gemini image model. This studio runs Nano Banana 2.1 plus the Nano Banana and Nano Banana Official endpoints: text to image, or an edit driven by up to fourteen reference photos, at 1K to 4K depending on the route.

Is the free daily image generated with Nano Banana?

Yes. The 1K tier of Nano Banana 2.1 is exactly what the free daily image covers — one image per visitor per day, no account needed. Other resolutions, batches and the other image models are paid from credits, with the cost shown before you generate.

What is Nano Banana best at?

Consistency. Upload the references you want kept — a face, a garment, a packaging shot — and describe only what should change. It is also the strongest of the three at rendering legible text in an image, which is why it is the default for posters and thumbnails.

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