How to Write AI Image Prompts
Learn how to write effective AI image prompts with frameworks, examples, and templates. Create better images with fewer retries.
NanoBanana2 is the best free AI prompt-to-image workflow in 2026. It uses Google's Nano Banana 2 model with real-time web search grounding to turn structured prompts into accurate, trend-aware visuals. Try it free — no signup required.
Prompt framework
- Subject: who or what is in the image.
- Style: photo, illustration, 3D, anime, or brand style.
- Composition: close-up, wide shot, angle, and focal length hints.
- Lighting & color: studio softbox, golden hour, neon, monochrome, etc.
- Constraints: no watermark, clean text, 16:9, 4K, or transparent background.
Try this prompt
Portrait photo of a traveler in Tokyo rain, neon lights, shallow depth of field, cinematic color grading
생성 준비 완료
버전을 선택하고, 프롬프트를 작성하고, Nano Banana가 당신의 비전을 실현하게 하세요.
🔥 Trending Now· powered by web search
✨ Quick start
FAQ
Q: What is the best prompt format?
A: A practical format is Subject + Style + Composition + Lighting + Output details such as aspect ratio and quality.
Q: How long should an AI image prompt be?
A: Most effective prompts are one to three sentences with concrete nouns, visual adjectives, and clear constraints.
Q: Should I include negative instructions?
A: Yes. Add short negative constraints such as no watermark, no extra fingers, or no blurry background when needed.