Turn any idea or image into a detailed, Nano Banana-ready prompt in seconds — written the way Google's image model likes it, for sharp and accurate results.
AI will analyze it and build your prompt automatically
A quick, honest introduction to Google's viral image model.
Nano Banana is the nickname for Google's AI image model, built into Gemini. It became one of the most talked-about AI tools on the internet almost overnight — known for photorealistic quality, strong text rendering inside images, and how well it keeps a character or subject consistent when you edit.
What makes it special is how it understands natural language. You don't need messy "tag soup" prompts full of commas and keywords. Nano Banana responds best when you describe your image like you're briefing a photographer or a creative director — in full, clear sentences that spell out the subject, setting, lighting, mood, and camera details.
That's exactly the kind of prompt this generator writes for you. Give it a rough idea (or an image to riff on), and it turns it into a complete, descriptive Nano Banana prompt — so you get the sharp, accurate results the model is capable of instead of a vague guess.
How to get the most out of Google's image model.
Nano Banana loves natural language. Describe your scene like a story, not a list of comma-separated tags. "A cozy coffee shop on a rainy morning" beats "coffee, shop, rain, cozy."
Spell out who or what is in the image — age, clothing, expression, pose. The more detail, the more accurate and consistent the result.
Lighting makes or breaks an image. Name it: "soft golden hour light," "dramatic studio lighting," "moody neon glow." It transforms the whole mood.
Mention the shot and style: "close-up portrait," "wide cinematic shot," "shot on 35mm film," "photorealistic." Nano Banana understands photography language.
Nano Banana is great at rendering readable text. Want a sign, poster, or logo? Put the exact words in quotes in your prompt.
Upload an image and describe what to change — "make it sunset," "add a red jacket." Nano Banana keeps the rest consistent while applying your edit.
The same idea, before and after this generator.
The difference is description. Nano Banana rewards full, vivid sentences that describe subject, lighting, and camera — and that's exactly what this generator builds for you automatically.
Grab any of these, paste into Nano Banana (Gemini), and tweak to taste.
A close-up portrait of a young woman with freckles and curly auburn hair, gentle smile, looking slightly off-camera. Soft natural window light from the left, warm tones, shallow depth of field, photorealistic, shot on an 85mm lens like a professional headshot.
A sleek matte-black coffee mug on a rustic wooden table, steam gently rising, surrounded by scattered coffee beans. Warm morning light, soft shadows, shallow depth of field, clean minimalist product photography, high detail.
A breathtaking floating island with waterfalls cascading off its edges into the clouds below, glowing crystals embedded in the rock, a small stone temple at the peak. Golden sunset light, epic cinematic wide shot, richly detailed, fantasy concept art style.
A bold retro travel poster of a tropical beach at sunset with palm trees, the words "VISIT PARADISE" in clean vintage lettering across the top. Warm orange and pink tones, flat illustration style, 1960s poster aesthetic, sharp readable text.
A friendly robot barista with a rounded white body, glowing blue eyes, and little mechanical arms holding a coffee cup, standing behind a futuristic cafe counter. Soft studio lighting, clean 3D render style, cheerful and approachable, high detail.
Quick answers about Nano Banana and this generator.
Free, instant, and built for sharp, accurate image results.
🍌 Generate a Nano Banana Prompt