Technical Specification Sheet: InstaPy-Flux 2 Klein (v1.0)

Project Status: Experimental Scientific Research (Data-Centric AI)

Architecture Base: Flux.2 Klein

1. Executive Summary

InstaPy-Flux 2 Klein represents a paradigm shift in generative aesthetics, moving away from tag-based prompting toward Physically-Based Generative Engineering. By leveraging a hybrid dataset of 500 high-fidelity natural photographic assets and 500 structurally-perfect synthetic assets, this LoRA functions as a high-performance render-engine, applying consistent editorial-grade visual signatures to the Flux.2 Klein base architecture.

2. Training Infrastructure & Methodology

• Architecture: Full Fine-Tuning (Rank 128/128). The high rank was selected to ensure the preservation of high-frequency textures (skin pores, vellus hair, lace micro-structures) that are typically lost in standard rank-16 or rank-32 training.

• Dataset Organization: Hierarchical Identity Segmentation. The 1,000-image dataset is partitioned into isolated blocks (clusters of 2, 3, and 5 images per face). This methodology prevents overfitting on individual identities while cementing the "Klein-Style" aesthetic (lighting, color grading, skin response) as the universal constant.

• Prompting Paradigm: Linear JSON-driven prompting. The model has been calibrated to process sequential descriptive data rather than discrete keyword tags, allowing for precise control over complex scene variables such as Fresnel reflectance, ambient occlusion, and radiometric highlight roll-off.

3. Core Specifications & Performance

• Base Model: Flux.2 Klein

• Trigger Token: <instapy>.

• Inference Sampler: Euler (Beta).

• Recommended Steps: 20 steps (Optimized for balance between render quality and inference speed).

• Resolution Scaling: Fully native support for 640x960, 800x1024, and 1024x1024.

• Weight Range: 0.5 to 1.9 (Scalable).

  • 0.5 – 0.8: Subtle stylistic adjustment (Fine for portraiture).

  • 0.9 – 1.4: Target editorial fidelity range.

  • 1.5 – 1.9: Maximum artistic expression and high-contrast styling.

4. Advanced Features

• Anatomical & Body Sliders: Integrated graduated control for physical attributes, specifically featuring a 6-tier breast volume slider, engineered to adjust anatomy without degrading skin-texture mapping or losing anatomical plausibility.

• Material Fidelity: The training specifically focused on material response to light. Expect perfect rendering of sheer mesh, matte jersey, metallic rivets, and high-gloss lip finishes, all maintaining their physical properties across varying lighting environments.

• Unrestricted Creative Architecture: Fully unlocked creative parameterization. The model retains no guardrails, permitting total freedom for artistic composition, including uncensored content generation.

5. Implementation & Optimization Guidelines

To harness the full potential of the InstaPy-Flux 2 Klein engine, implement the following protocols:

1. Engine Initialization: Always prepend <instapy> to your linear prompt string to activate the model’s learned light-physics and material priors.

2. Structural Prompting: Utilize JSON-schema or ordered linear descriptors (e.g., “Lens/Camera Context” -> “Physically-Based Lighting Parameters” -> “Subject Micro-anatomy” -> “Clothing/Material Properties”). Avoid unstructured tag lists.

3. Light Management: Describe light behavior explicitly (e.g., “directional key light,” “global illumination bounce,” “subsurface scattering on skin”). The model is trained to translate these descriptors into specific render outputs.

4. Scaling Resolution: The model is highly efficient at 640x960 for fast iteration, but achieves "Gold Standard" editorial output at 1024x1024 using the Euler (Beta) sampler.

Aqui está o item 6 da sua ficha técnica, estruturado para documentar o seu protocolo de prompting de alta precisão.

6. Standardized Generative Schema (JSON-Prompting Protocol)

To maintain absolute fidelity and aesthetic consistency across varying environments, InstaPy-Flux 2 Klein utilizes a proprietary Structured Generative Schema (SGS). This protocol moves beyond ambiguous "prompting" into the realm of computational render instructions. Each generation is governed by a technical JSON architecture that explicitly defines the optical physics, material response, and anatomical nuances of the output.

6.1 Sample Protocol Template

The following JSON schema is the baseline configuration for a Medium Full Shot (MFS) lifestyle portrait, ensuring the model accurately maps the interaction between subject, lighting, and environmental bokeh.

JSON

{
  "image": {
    "source_id": "image_0.png",
    "generation_date": "2024-05-15",
    "required_resolution": "8K UHD"
  },
  "scene_description": {
    "overall_theme": "Medium full shot, focused on subject sitting on a wooden bench, natural outdoor lifestyle portrait.",
    "subject": {
      "identification": {
        "alias": "Asian female subject",
        "description": "A high-fidelity rendering of the East Asian female subject from image_0.png, preserving her likeness, long black hair, and unique outfit."
      },
      "details": {
        "face": {
          "pose": "Head centered, slight tilt to her left, looking directly at the camera with a calm, confident expression.",
          "skin": {
            "type": "combination",
            "tone": "neutral porcelain skin tone",
            "texture": "Ultra-realistic skin texture with visible pores on the nose and cheeks, natural peach fuzz, very faint fine lines around the eyes, small mole near the viewer's right eye, and subtle tone variation."
          },
          "eyes": {
            "color": "dark brown irises",
            "details": "Defined limbal rings, clear catchlights reflecting the ambient light, hooded eyelids typical of East Asian features, eyes directed at the lens.",
            "brows": "Medium thickness, natural arch, dark brown color, detailed strand by strand appearance.",
            "makeup": {
              "liner": "Tight-lined upper lid, matte black finish, subtle tight-lining style",
              "shadow": "Lower lid and outer corner, matte soft brown color, blended natural finish"
            }
          },
          "nose": {
            "structure": "Straight bridge, refined nostril shape, normal alar base width.",
            "skin": "Slight sheen on the bridge and tip, natural texture and pore visibility on the nose surface.",
            "piercing": "No piercing present."
          },
          "mouth": {
            "structure": "Slightly full lips, clearly defined ridges, natural wrinkles and creases within the lip surface.",
            "asymmetry": "Viewer's right corner slightly higher, lower lip slightly fuller on the left, cupid's bow has a soft natural curve.",
            "makeup": {
              "gloss": {
                "type": "satin",
                "color": "soft rose-pink tone",
                "texture": "Natural lip creasing visible beneath the satin finish, soft reflections, smooth application."
              }
            }
          }
        },
        "hair": {
          "style": "Very long, natural layered style, central part with her right side slightly tucked.",
          "color": "jet black with deep obsidian and subtle blue undertones",
          "texture": "Straight with a subtle natural wave, high volume, detailed individual strands and small flyaways around the crown and shoulders.",
          "flow": "Hair frames the face closely, cascading over both shoulders, with significant length reaching her lower back."
        },
        "body_anatomy": {
          "head_pose": "Slight tilt to her left, clearly visible sternocleidomastoid muscle and natural throat contours.",
          "shoulders": "Natural symmetry, both shoulders in a relaxed posture, left shoulder slightly further back in perspective.",
          "neck": "Smooth skin texture, natural soft folds and two visible horizontal lines.",
          "breasts": {
            "form": "Natural, ample form and volume as defined through the tight corset top, visible natural indentation at the sternum, subtle natural volume asymmetry (viewer's left slightly higher)."
          }
        },
        "clothing": {
          "corset_top": {
            "type": "Strapless ribbed knit corset top",
            "material": "Off-white ribbed cotton knit fabric, medium-weight texture.",
            "details": "Vertical ribbing pattern, central corset lacing with flat white cords through metal eyelets (eyelet count: 12 pairs visible), subtle fraying detail along the top and bottom edges, tight fit contouring the body, visible seams on the cups."
          },
          "jeans": {
            "type": "High-waisted distressed denim jeans",
            "material": "Washed black or dark gray denim fabric, heavy-weight and rugged.",
            "details": "Visible denim weave, faded wash pattern on the front panels, distressed edges and minor scuffs, standard belt loops, relaxed fit through the hips, frayed details at the waistband."
          }
        }
      }
    },
    "environment": {
      "setting": "Outdoor garden patio, relaxed and slightly lush atmosphere.",
      "lighting": {
        "type": "natural — diffused daylight",
        "source": "Upper front quadrant, slightly from the viewer's right.",
        "effect": "Soft, even illumination across the face and body, creating natural shadows in the ribbing of the top and hair, distinct but soft catchlights in the eyes, high-gloss reflection on fingernails.",
        "temperature": "Neutral daylight (approx. 5500K)"
      },
      "background": {
        "overall": "Deep background blur, natural depth of field, dominant green tone from foliage.",
        "elements": {
          "dense_foliage": "Various green leaves and small white flowers + deeply blurred",
          "large_trees": "Textured tree trunks (viewer's right, top-right) + medium-blurred",
          "wooden_fence": "Vertical slatted wood panels (viewer's left, background) + heavily blurred",
          "stone_pavers": "Gravel and irregular stone paver path (ground level) + lightly blurred",
          "concrete_planter": "Edge of a large, gray planter (viewer's left, foreground) + out of focus"
        }
      }
    }
  },
  "aesthetic_considerations": {
    "style": "Natural outdoor candid photograph, high-end travel or lifestyle editorial style.",
    "realism": {
      "level": "Ultra-realistic",
      "skin_detail": "Visible pores, fine lines, peach fuzz, moles, natural tone variations.",
      "hair_detail": "Individual strand resolution, detailed flyaways, natural light variations within the black color.",
      "facial_asymmetry": "Preserve unique characteristics of the eyes, mouth, nose, and brow alignment.",
      "body_anatomy": "Natural skeletal definition in shoulders and neck, realistic natural volume of the form."
    },
    "composition": {
      "shot_type": "MFS (Medium Full Shot)",
      "frame": "Subject sitting centered on the wooden bench, framed from her knees to her head, with surrounding environment visible.",
      "depth_of_field": "f/2.8 — Subject from face to waist is pin-sharp — immediate foreground and deep background elements are smoothly blurred (bokeh)."
    },
    "post_processing": {
      "film_grain": "Portra 400H emulation, fine grain texture.",
      "color_grading": "Natural color rendition with slight warmth, natural contrast, preserved saturation of greens.",
      "sharpening": "Selective sharpening applied to eyes, lips, hair strands, and textile weave."
    },
    "keywords": [
      "Ultra-realistic portrait",
      "Natural skin texture",
      "Lifestyle photography",
      "Asian model",
      "Outdoor setting",
      "Corset top",
      "Black hair",
      "Foliage bokeh"
    ]
  },
  "prompt_injection": {
    "positive_constraints": "Maintain subject likeness from image_0.png, preserve natural skin and hair texture, ensure visible pores and strand detail, respect natural facial and body asymmetry, emphasize the details of the ribbed knit top and denim wash.",
    "negative_constraints": "Overly smooth skin, airbrushing, caricature likeness, heavy filtering, unrealistic symmetry, excessive depth of field blur, unnatural clothing folds, digital looking grain."
  }
}

This model is a proprietary experiment in Data-Centric AI. Its performance is derived from a rigorous, manually-curated dataset organization and custom-tuned weight distribution, ensuring a level of reproducibility and aesthetic stability that standard public-market LoRAs cannot replicate.

⚠️ CONTENT WARNING (NSFW):

This merge is uncensored and capable of generating high-quality explicit NSFW content and nudity. It has a tendency towards revealing clothing in casual settings.

• For SFW results: Strong negative prompts are highly recommended (e.g., nude, nipples, explicit, nsfw).

⚠️ LICENSE & PERMISSIONS (READ BEFORE DOWNLOADING)

1. PERSONAL USE ONLY This model is provided free of charge for Personal, Non-Profit, and Research use only. You may use it to create images for your personal portfolio.

2. STRICTLY NO REDISTRIBUTION

• ❌ DO NOT re-upload this file to Civitai, Hugging Face, or any other platform.

• ❌ DO NOT host this model on third-party generation services (e.g., Tensor.art, Mage.space, Telegram Bots).

3. COMMERCIAL RESTRICTIONS Using this model or its outputs for commercial revenue (Influencers, Ads, Stock Photos) without a license is PROHIBITED.

💼 COMMERCIAL SERVICES & COMMISSIONS

I do not sell the model file for commercial use. Instead, I offer premium AI solutions for brands and agencies:

• ✨ Exclusive AI Influencers: I create and manage consistent digital personas for Instagram/Social Media.

• 🏢 Corporate B2B LoRAs: Custom training for brand identity and mascots.

• 📸 High-End Image Packs: Monthly content packages for your brand.

To hire me for professional AI Modeling services: 📩 Contact: [[email protected]]