Sydney Sweeney soft glam but this...
Ratio 9:16Image-to-Image
Creator Reference:@GlenaJenne
Original Post

Copy this Nano Banana Pro reference-guided prompt to create portrait...

Copy this Nano Banana Pro reference-guided prompt to create portrait concepts in studio setups with photorealistic detail and 3D-rendered depth. Best in...

Master PromptClick to select all

Sydney Sweeney soft glam, but this look hits on another level 💫 Nano banana style prompt 🍌 : {   "prompt_metadata": {     "version": "4.0",     "style": "ultra photorealistic dreamy close-up selfie",     "aspect_ratio": "9:16",     "resolution": "8k RAW"   },   "reference_rules": {     "face_source": "use uploaded reference image as exact identity",     "face_integrity": "no changes to facial structure, eyes, lips, proportions",     "hair_color_rule": "hair color must match reference exactly"   },   "subject": {     "pose": {       "type": "extreme close-up selfie",       "orientation": "camera rotated slightly clockwise",       "head_position": "tilted sideways, resting on right hand",       "face_angle": "3/4 angle, slightly downward toward camera",       "distance": "very close to lens, filling most of frame"     },     "expression": {       "type": "soft closed-lip pout",       "eyes": "relaxed, slightly heavy eyelids",       "emotion": "calm, intimate, dreamy"     },     "appearance": {       "skin": {         "texture": "natural pores but softened by light diffusion",         "tone": "warm flushed cheeks and nose",         "finish": "glowy with slight highlight bloom"       },       "hair": {         "style": "loose, slightly messy",         "placement": "falling across forehead, partially covering one eye",         "strands": "fine strands visible across face",         "color": "same as reference"       }     },     "hand_pose": {       "position": "right hand supporting chin",       "fingers": "loosely curled, soft natural positioning",       "contact": "cheek gently pressed into palm"     }   },   "environment": {     "setting": "indoor bedroom",     "background": {       "bed_frame": "light warm wood headboard behind subject",       "wall": "cream or beige wall",       "decor": "small framed artwork slightly visible above"     }   },   "lighting": {     "primary_source": {       "type": "warm indoor ambient light",       "position": "above and slightly behind camera",       "color_temperature": "3200K warm yellow",       "intensity": "medium soft"     },     "secondary_effect": {       "type": "diffusion bloom",       "effect": "light wraps around face, softens edges",       "highlight_behavior": "slight overexposure on forehead, cheeks, nose"     },     "shadow_behavior": {       "style": "very soft, almost no harsh shadows",       "contrast": "low contrast, hazy look"     }   },   "camera": {     "device": "smartphone front camera",     "lens": "26mm equivalent",     "aperture_simulation": "f/2.0",     "focus": "sharp on eyes, soft falloff on edges",     "angle": "handheld, slightly tilted frame",     "distance": "arm-length but zoomed/cropped for tight face framing"   },   "color_grading": {     "tone": "warm golden",     "contrast": "low",     "saturation": "slightly muted skin tones",     "effect": "dreamy haze, slight glow filter"   },   "render_constraints": {     "must_have": [       "soft glow effect",       "fine hair strands across face",       "warm blush on cheeks",       "subtle highlight bloom",       "natural skin texture under diffusion"     ],     "negative_prompt": [       "sharp harsh lighting",       "cool tones",       "studio lighting",       "over detailed pores",       "plastic skin",       "AI artifacts",       "distorted face",       "extra fingers"     ]   } }

Optimal Generation Parameters
Aspect Ratio
9:16
ModelNano Banana Pro
Aesthetic KeynotesPhotorealistic, 3D Rendered, Studio, Reference-Guided

Test & Generate with GPT Image 2

Prompt tokens and APIMart GPT Image 2 are pre-loaded. Customize or click generate.

GPT Image 2 Generator

Copy this Nano Banana Pro reference-guided prompt to create portrait...
Nano Banana 2
Creative Blueprint & Recipe Breakdown

How to Master & Adapt This Visual

Professional prompts rely on modular tokens. Use this recipe breakdown to swap subjects, control studio lighting, and eliminate common AI artifacts.

Prompt Variables Blueprint (What to Customize First)

Iterate on one variable group at a time to maintain stylistic consistency:

1Change the subject block first: { "prompt_metadata": { "version": "4.
2Adjust the mood through light and backdrop cues: 0", "style": "ultra photorealistic dreamy close-up selfie", "aspect_ratio": "9:16", "resolution": "8k RAW" },...
3Keep the finish constraints aligned while you test variants: 0", "focus": "sharp on eyes, soft falloff on edges", "angle": "handheld, slightly tilted frame", "distance":...

3 Style Recipes

Swap the subject, keep the frameRecipe #1

Replace { "prompt_metadata": { "version": "4. with your own subject while leaving the camera and composition cues intact.

Retune the mood, not the structureRecipe #2

Keep the subject block, then rewrite 0", "style": "ultra photorealistic dreamy close-up selfie", "aspect_ratio": "9:16",... to move the image into a new lighting setup.

Push the restyle with a cleaner referenceRecipe #3

Start from a sharper or more contrasty source image, then edit finish descriptors only after subject preservation is stable.

Production Quality Guide: Best Use vs. Pitfalls

Ideal Use Cases (Where it Shines)
  • •Portrait studies, beauty concepts, and tightly framed editorial references.
  • •Reference-image workflows where identity, product shape, or silhouette should survive the restyle.
  • •Realism-heavy outputs where believable materials, skin, or product finishes need to hold up in close view.
  • ✓Start with a sharp reference image. This prompt is written to preserve source identity, silhouette, or product structure before stylization.
  • ✓Use 9:16 on the first run, then test alternate crops after the base composition is working.
  • ✓Lock the environment before fine styling changes: 0", "style": "ultra photorealistic dreamy close-up selfie", "aspect_ratio": "9:16", "resolution": "8k RAW"...
Pitfalls to Avoid (Common Mistakes)
  • !Ignoring the recommended 9:16 crop on the first run. The prompt's composition cues were written for that frame.
  • !Using a muddy reference image and expecting the prompt to repair identity, silhouette, or packaging structure on its own.
  • !Dropping the lighting or backdrop cues too early. Those clauses usually carry most of the mood and depth.
  • ✕Skip if: You need a wide environment shot or multiple subjects competing for attention in the same frame.
  • ✕Skip if: You need to begin with a radically different crop than 9:16 instead of honoring the existing composition hints.
  • ✕Skip if: Your reference image is low-resolution, badly lit, or cluttered enough to break subject preservation.

Technical Analysis & How This Prompt Works

Copy this Nano Banana Pro reference-guided prompt to create portrait concepts in studio setups with photorealistic detail and 3D-rendered depth. Best in......

Use a clean reference image with obvious subject edges and readable facial or product details before you start changing the styling. Keep the generator on 9:16 for the closest match. The mood is anchored by 0", "style": "ultra photorealistic dreamy close-up selfie", "aspect_ratio": "9:16", "resolution": "8k raw"...

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