Nano Banana Pro Prompting Strategy for Stable Output

This is a comprehensive set of 10 instructions and strategies for writing effective prompts for Nano Banana Pro (Gemini 3 Pro Image), aimed at stabilizing output and avoiding garbled text. It emphasizes switching to 'Thought Mode' or 'Pro Mode', using descriptive sentences instead of keyword lists, specifying subject/background/atmosphere, and using positive language and English keywords for quality. (free to use) — Free AI image template on PicX Studio.

nano-banana-2

Sample Prompt

①モードは必ず「思考」か「Pro」に切り替える（肌感では「思考」の方が良い） ②キーワード羅列ではなく「情景を文章で描写」する ③被写体・背景・雰囲気の3点をセットで指定 ④一発で完璧を目指さず「段階的に修正」を重ねる ⑤否定表現を避け、肯定文で指示する ⑥画質キーワード（4K、high resolution）は英語で追加 ⑦用途を冒頭に明記する（例：「{argument name="用途" default="提案書用の図解"}」） ⑧ネガティブプロンプトで不要な要素を除外 ⑨複雑な編集は一度にやらず分割して進める ⑩よく使うプロンプトはテンプレート化して保存

A practical guide to Nano Banana Pro Prompting Strategy for Stable Output

Use Nano Banana Pro Prompting Strategy for Stable Output to plan an AI image around nano-banana-2 generation. Match the preview's composition first, then personalize the subject, setting, and mood for your own project.

Model direction: start with nano-banana-2, the model this template was tuned for, before comparing another model.
Composition: choose an aspect ratio for the final placement before you generate the image.
Creative direction: change the subject, setting, lighting, and mood one at a time so you can compare results clearly.

How to use this image template

01
Open
Use the primary action to load the template settings in PicX Studio.
02
Personalize
Adjust the subject and creative details for your destination.
03
Generate
Create the image, compare the result with the preview, and refine one variable at a time.

More templates to try

A continuous mix — similar concepts first, woven with same-model prompts and fresh picks from the catalog.

Nano Banana Pro Prompting Strategy for Stable Output questions

How do I use the Nano Banana Pro Prompting Strategy for Stable Output template?

Choose the primary action to open PicX Studio with the available template settings. Review the model and format, personalize the creative direction, and generate when ready.