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DALL-E 3 / Midjourney / Stable Diffusionby OpenAI / Midjourney / Stability AI

Image AI Prompt Generator

Generate detailed image prompts for DALL-E 3, Midjourney, and Stable Diffusion.

Image AI models like DALL-E 3, Midjourney, and Stable Diffusion generate wildly different results depending on how you describe what you want. Weak prompts produce generic, disappointing images. Strong image prompts include subject, style, lighting, composition, mood, and technical parameters — and each model has its own vocabulary. PromptIt builds complete, model-specific image prompts from a simple description.

✦ Generate Image AI prompts freeSee example ↓

What makes a great Image AI prompt?

1

Include art style and artist reference for stronger aesthetic control: 'in the style of [artist]', 'photorealistic', 'oil painting', 'line art'

2

Specify lighting type for dramatic results: 'golden hour', 'studio lighting', 'dramatic side lighting', 'neon backlight'

3

Add camera/lens specification for photography-style prompts: 'shot on Canon 5D, 85mm lens, f/1.8 bokeh'

4

Negative prompts (telling the model what to avoid) are critical for Stable Diffusion and Midjourney: 'no text, no blurry, no watermark'

Before & after: how PromptIt improves your Image AI prompts

Added breed-specific detail, action, environment, season, colour palette, lighting type, camera specs, mood, technical quality markers, and negative constraints — turning a 6-word prompt into a precise visual brief.

✗ Weak prompt

A dog in a park.

✓ PromptIt-optimised

A golden retriever puppy playing in a sunlit park, surrounded by autumn leaves in orange and red tones. The puppy is mid-leap, ears flying, captured in motion. Background: soft bokeh of trees and a wooden bench. Lighting: warm late afternoon golden hour sunlight, long shadows. Style: photorealistic, shot on Sony A7R, 85mm lens f/1.8. Mood: joyful, nostalgic. High detail, 4K, professional photography. No text, no watermarks.

Ready-to-use Image AI prompt starters

Product Visualisation

[Product name and description] displayed on [surface/background]. Style: [commercial photography/3D render/lifestyle]. Lighting: [studio/natural]. Mood: [clean and minimal/warm and inviting]. Camera: [angle]. Resolution: 4K. Professional product photography. No text.

Portrait Photography

Portrait of [subject description]. Expression: [expression]. Setting: [location/background]. Lighting: [lighting style]. Style: [photorealistic/painting/illustration]. [Camera: lens and settings if photorealistic]. Mood: [mood]. High detail, professional quality.

Concept Art

[Scene description]. Art style: [style — concept art, digital painting, illustration]. Artist reference: [in the style of]. Colour palette: [warm/cool/monochromatic/specific colours]. Lighting: [dramatic/soft/volumetric]. Composition: [wide shot/close-up/bird's eye]. High detail, 8K.

Brand Assets

[Logo/icon/illustration] for a [type of business]. Style: [minimalist/bold/playful/professional]. Colours: [specific brand colours or palette]. Background: [transparent/white/specified]. Format: flat design, vector style, clean lines. No gradients, no text.

Image AI prompting tips

Always specify art style — photorealistic, oil painting, watercolour, digital art, concept art, illustration — as the first or second descriptor

Add lighting as a specific descriptor: 'golden hour', 'dramatic rim lighting', 'soft diffused natural light', 'neon glow' — this transforms mood entirely

Use negative prompts for Midjourney (--no) and Stable Diffusion: exclude 'blurry, low quality, watermark, text, distorted hands'

For Midjourney, add --ar 16:9 or --ar 1:1 for aspect ratio, and --v 6 for the latest model version in your prompt

Stop writing weak Image AI prompts

PromptIt analyses your rough idea and builds a complete, structured prompt with role, context, constraints, and format — ready to paste into Image AI in seconds.

✦ Try PromptIt free — no card needed

Explore more

Image AI comparison 2026 →Browse all prompt templates →Prompt engineering guides →