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Gemini Image (Nano Banana) Prompt Generator for Finance
Describe your finance task in plain words and get an engineered Gemini Image (Nano Banana) prompt — a natural-language scene description. Switch to any of 32 AIs to see the same request rewritten for that model. Free, private and instant.
Gemini Image (Nano Banana) prompt generator
Gemini Image (Nano Banana) · natural
Create an image of a growing plant made of coins representing long-term investing, set in a clean, light background. Style: modern flat illustration with subtle 3D depth. Lighting: soft. Composition: a central concept with small supporting icons. Mood: optimistic and trustworthy. Details: green and gold palette. It will be used for the header of an investing article, so use a 16:9 aspect ratio. Avoid: text, piles of cash, logos.
432 chars · ~108 tokens
Open Gemini Image (Nano Banana)
- ›Describe the scene conversationally — Gemini can keep editing the image across turns.
- ›Upload a reference photo to keep a product or person consistent.
- ›State the aspect ratio explicitly.
How the Gemini Image (Nano Banana) prompt is structured
Gemini Image (Nano Banana) understands full sentences, so the prompt reads like a photographer's brief: subject, setting, lighting, composition, mood and where the image will be used.
Every prompt is built from the same modular parts — role, task, context (your audience and details) and output format — then rendered in the style each AI follows best. Change the AI in the drop-down and the same request is rewritten instantly.
Gemini Image (Nano Banana) prompting tips
- Describe the scene conversationally — Gemini can keep editing the image across turns.
- Upload a reference photo to keep a product or person consistent.
- State the aspect ratio explicitly.
Finance prompt types
Choose a prompt type for finance; each comes with an expert role, context rules and an output format:
- Finance blog illustration — for example “a growing plant made of coins representing long-term investing”.
- Data visual concept — for example “portfolio growth over 10 years”.
Example output for Gemini Image (Nano Banana):
Create an image of a growing plant made of coins representing long-term investing, set in a clean, light background. Style: modern flat illustration with subtle 3D depth. Lighting: soft. Composition: a central concept with small supporting icons. Mood: optimistic and trustworthy. Details: green and gold palette. It will be used for the header of an investing article, so use a 16:9 aspect ratio. Avoid: text, piles of cash, logos.
AI image tools compared
| AI | Made by | Prompt style |
|---|---|---|
| Gemini Image (Nano Banana) | a natural-language scene description | |
| Midjourney | Midjourney | comma-separated descriptors plus Midjourney parameters (--ar, --s, --no) |
| ChatGPT Images | OpenAI | a natural-language scene description |
| Stable Diffusion | Stability AI | weighted tags, a negative prompt and suggested sampler settings |
| FLUX | Black Forest Labs | a natural-language scene description |
| Ideogram | Ideogram | a description with quoted text, style and aspect-ratio settings |
| Leonardo AI | Leonardo.Ai | a natural-language scene description |
| Adobe Firefly | Adobe | a natural-language scene description |
Frequently asked questions
What is a Gemini Image (Nano Banana) prompt generator?
It turns a plain-language request into a structured prompt — role, task, context and output format — written the way Gemini Image (Nano Banana) follows best, so you get better answers on the first try.
Does this tool send my text to Gemini Image (Nano Banana)?
No. The prompt is assembled in your browser from templates. Nothing you type is sent to any server or AI until you paste it yourself.
Why does the prompt change when I switch AI?
Models are trained on different conventions: Claude responds well to XML tags, Gemini to Persona/Task/Context/Format, Midjourney to descriptors and --parameters, Suno to style tags and a lyric sheet. The generator rewrites the same request for each.
What if I leave a field empty?
The example shown in grey is used instead, so the prompt is always complete. Replace it with your own details for the best results.
Can I use these prompts for other finance tasks?
Yes. Pick the closest prompt type and describe your own task — the finance expertise in the role and context still applies.
Is the prompt generator free?
Yes — free, unlimited and no account needed.