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Hyper-Realistic 3x3 Grid Portrait with Fixed Identity - Nano Banana Pro AI Prompt for Profile / Avatar — AI Image Prompt
A complex JSON-formatted prompt designed for Nano Banana Pro to generate a 3x3 grid collage of a person, showcasing 9 different expressions, hairstyles, outfits, and backgrounds while strictly maintaining the exact facial identity and bone structure across all panels. This is ideal for creating consistent character sheets or high-quality, varied portraits from a single reference image. - AIPinMaker
Prompt
{
"image_prompt": {
"critical_instruction": "ABSOLUTE PRIORITY: Maintain identical facial structure across all panels. Do not alter underlying bone structure, nose shape, eye spacing, or jawline regardless of the expression being rendered. The identity must be unmistakable in every single shot.",
"format": "3x3 grid collage",
"subject": {
"face_reference": "uploaded_photo",
"face_identity_lock": "CRITICAL: fixed identity, zero deviation from reference facial features",
"face_match_accuracy": "100% exact match enforced",
"identity_preservation_details": "Ensure consistent interpupillary distance, exact nose bridge shape, and jaw structure in every panel.",
"negative_constraints": [
"do not morph nose shape",
"do not change eye size or spacing",
"do not alter cheekbone structure",
"no plastic surgery look"
],
"style": "hyper-realistic portrait photography, 8k resolution, raw photo aesthetic",
"skin": "highly detailed natural skin texture, visible pores, subtle imperfections, realistic complexion, consistent across all lighting conditions",
"camera_settings": "shot on Sony A7R IV, 85mm portrait lens, f/1.8 aperture, sharp focus on eyes, shallow depth of field"
},
"panels": [
{
"expression": "joyful",
"pose": "bright natural smile (maintaining jaw structure), shoulders slightly raised",
"hairstyle": "high ponytail with loose strands",
"outfit": "pastel cotton hoodie",
"background": "soft gradient sky blue studio backdrop"
},
{
"expression": "surprised",
"pose": "hands near face, wide eyes (without altering eye shape), natural reaction",
"hairstyle": "loose natural wavy hair",
"outfit": "casual cotton t-shirt",
"background": "light peach studio backdrop"
},
{
"expression": "sad",
"pose": "head tilted down, emotional soft eyes",
"hairstyle": "messy low bun",
"outfit": "oversized wool sweater",
"background": "muted lavender tone studio backdrop"
},
{
"expression": "tender",
"pose": "gentle smile, head slightly tilted",
"hairstyle": "elegant half-up hairstyle",
"outfit": "soft knit top",
"background": "warm beige studio backdrop"
},
{
"expression": "daring",
"pose": "confident gaze, chin slightly raised (showing consistent jawline)",
"hairstyle": "chic slicked-back hair",
"outfit": "stylish leather or denim jacket",
"background": "deep teal studio backdrop"
},
{
"expression": "playful",
"pose": "cheeks slightly puffed (ensure nose remains unchanged), playful stare",
"hairstyle": "short textured bob",
"outfit": "striped linen shirt",
"background": "soft mint green studio backdrop"
}]Prompt breakdown
- Subject
- uploaded reference face with absolute identity lock across joyful, surprised, sad, tender, daring, and playful expressions
- Style
- hyper-realistic portrait photography, 8k raw photo, Sony A7R IV 85mm f/1.8, natural skin texture with visible pores and no plastic-surgery morphing
- Composition
- 3x3 grid collage format with each panel using distinct hairstyle, outfit, and solid studio backdrop while preserving exact facial geometry
- Mood
- range from bright natural smile and playful puffed cheeks to emotional soft eyes and confident raised chin
Remix ideas
- change only the daring panel backdrop from deep teal to midnight black while keeping slicked-back hair and jawline untouched
- swap the playful panel striped linen shirt for a cropped knit without altering nose shape or eye spacing
- add subtle freckles to the sad panel's messy low bun version but enforce identical cheekbone structure across the full grid
Reference images
How to use this AI Image prompt template
1Copy the prompt — grab this template’s prompt and negative prompt. 
2Pick a model — choose a recommended AI model for the best match. 
3Generate — open the studio with one click and create your result.
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FAQ
- How does this prompt stop the AI from changing facial features between panels?
- It repeats explicit constraints on interpupillary distance, nose bridge shape, and jaw structure plus negative prompts against morphing, forcing 100% identity match from the uploaded reference.
- Which panel works best for a professional profile avatar?
- The daring panel with confident gaze, chic slicked-back hair, leather jacket, and deep teal backdrop gives a strong yet consistent look while the fixed-identity rules keep the face identical to the other expressions.