Published October 4, 2026
Prompt Formulas That Actually Work in Gemini
The subject + style + lighting + format formula for better Gemini images — with before-and-after examples.
The difference between a useless AI image and a great one is almost always the prompt. Here is the formula.
The skeleton
[subject] + [action or context] + [style] + [lighting and mood] + [format]. Weak: “cool poster.” Strong: “barista pouring latte art, cozy cafe morning, warm cinematic tones, soft window light, 4:5 for Instagram.”
Why each piece matters
Subject anchors the scene. Context gives it a story. Style (“cinematic,” “flat vector,” “vintage film”) sets the look. Lighting/mood is the cheat code most people skip — it does half the aesthetic work. Format (9:16, 1:1, 16:9) saves you from cropping surprises.
Iterate, don’t restart
Gemini lets you refine in conversation: “same image, warmer tones, tighter crop.” Small edits beat regenerating from scratch.
For edits of existing photos, see the editing templates guide — and the Viral Pur overview.