Gemini Nano Banana Pro

{ "generation_request": { "meta_data": { "version": "v1.2", "priority": "high" }, "technical_constraints": { "identity_preservation": { "enabled": true, "reference_mode": "strict", "parameters": { "use_reference_face_only": true, "identity_lock": true, "preserve_facial_features": true, "preserve_skin_texture": true, "preserve_face_proportions": true, "avoid_face_morphing": true, "no_beautification": true, "preservation_strength": 1.0 } }, "output_settings": { "aspect_ratio": "4:5", "resolution_target": "ultra_high_res", "render_engine_style": "photorealistic" } }, "creative_prompt": { "scene": { "location": "minimal modern interior", "background": "clean white walls with a bright sunlit window light patch on the right wall, smooth light-gray concrete floor, empty space, no clutter", "lighting": "soft natural daylight from the right side, gentle shadows, bright airy look" }, "subject": { "identity_instruction": "The woman must be 100% identical to the uploaded reference photo (same identity, face, facial proportions, skin tone, and natural texture). Do not alter the face in any way.", "pose": "squatting in a mirror-selfie pose, knees bent, one hand resting on thigh, the other hand holding a smartphone up in front of her face", "expression": "soft smile, relaxed confident vibe", "hair": { "instruction": "Match the reference hair exactly (same cut, volume, texture, and styling). No changes." }, "outfit": { "dress": { "type": "red satin mini dress with rose floral print", "details": "thin spaghetti straps, ruched fitted silhouette, body-hugging", "fabric": "silky satin sheen" }, "bag": { "type": "small beige shoulder bag", "details": "short strap tucked under arm" }, "shoes": { "type": "high-heel sandals", "color": "light pink / nude", "details": "delicate straps with a small bow detail on the toes" }, "jewelry": [ "gold bracelet", "delicate necklace", "small rings" ] }, "phone": { "type": "smartphone", "case_color": "light pink", "details": "camera module visible, held in selfie position" } }, "camera_and_style": { "shot_style": "photorealistic mirror selfie / influencer outfit check", "lens": "35mm", "aperture": "f/2.8", "focus": "sharp on subject, natural depth, clean background", "color_grading": "neutral bright tones, natural skin color, subtle film grain", "quality_notes": "keep natural pores/texture, no plastic smoothing, no face reshaping" } }, "negative_prompt": [ "different person", "identity drift", "face morphing", "beauty filter", "face reshaping", "changed facial proportions", "different hairstyle", "over-smoothed skin", "plastic skin", "extra people", "extra limbs", "extra fingers", "bad hands", "deformed anatomy", "distorted phone", "messy background", "text", "logo", "watermark", "cartoon", "anime", "illustration", "low resolution", "blurred face" ] } }