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May 31, 2026

AndreaV2 – Custom LoRA

Custom LoRA · VizualByte SD · 2025

ANDREAV2

A fully custom AI character trained from scratch — sculpted in 3D, refined through AI realism, and distilled into 28 carefully curated images using the ostris ai-toolkit.

28 Training Images Z Image Base (ZiB) Ostris Toolkit Local Training
AndreaV2 — Grand Canyon
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AndreaV2 at Grand Canyon
The Origin Story

Building a person from nothing

AndreaV2 didn’t begin with photos. She began with vertices. The likeness was sculpted entirely in 3D, giving precise control over facial structure and proportions before a single photorealistic pixel existed.

From those 3D renders, Google Gemini’s image generation was used to breathe photorealism into the base — transforming clean 3D geometry into convincing skin, light, and depth. The results were then hand-curated down to 28 prime training images, each chosen to maximize the LoRA’s expressiveness and consistency across styles.

Training was run locally using the ostris ai-toolkit, with Claude Code guiding configuration, parameter tuning, and troubleshooting throughout the process.

28
Training Images
V2
Iteration
3D
Source Origin
100%
Local Train
The Method

Three Phases. One Character.

01
3D Sculpt

The foundation. Andrea’s facial structure, proportions, and likeness were built entirely inside a 3D modeling program — giving complete ownership over every geometric detail before any AI was involved.

Multiple lighting setups and camera angles were rendered from the 3D base to establish variety in the training data from a single, consistent source.

3D Software · Renders · Geometry
02
AI Realism

3D renders were passed into Google Gemini’s image generation to layer photorealistic skin, hair, and lighting over the clean geometric base.

This step transformed synthetic renders into images that read as real photography — creating a training set that was both consistent in identity and diverse in photographic style.

Google Gemini · Image2Image · Realism
03
LoRA Training

The curated 28-image dataset was fed into ostris ai-toolkit running fully local — no cloud, no data sharing. Captions were crafted per-image for maximum trigger consistency.

Claude Code assisted with toolkit configuration, training script setup, and live troubleshooting — turning what’s typically a painful setup into a streamlined, repeatable pipeline.

Ostris Toolkit · Local GPU · Claude Code
Visual Output

Training Data & Results

Exceptional Diversity in Outputs

AndreaV2 — Times Square
AndreaV2 · Featured Output Watch Video
AndreaV2 — Night Jog NYC
AndreaV2 · City Run
AndreaV2 — Dance Floor
AndreaV2 · School Dance Watch Video
AndreaV2 — Forest Hike
AndreaV2 · Nature Trail
AndreaV2 — Soccer Field
AndreaV2 · Sports Action
AndreaV2 — Cave Bats
AndreaV2 · Adventure
AndreaV2 — Snorkeling
AndreaV2 · Underwater
AndreaV2 — Floating
AndreaV2 · Summer Vibes
AndreaV2 — Beach Bike
AndreaV2 · Venice Beach
AndreaV2 — With Kitty
AndreaV2 · Casual Home
AndreaV2 — Auditorium
AndreaV2 · Academic
AndreaV2 training — Bedroom · Sitting
Dataset 08 · Bedroom · Sitting
AndreaV2 — Beach Sunbathing
AndreaV2 · Beach Sunbathing

Sample Selection from the Training Dataset

AndreaV2 training — Neutral · Front Face
Dataset 01 · Neutral · Front Face
AndreaV2 training — Angry Expression
Dataset 02 · Angry Expression
AndreaV2 training — Smiling · Side
Dataset 03 · Smiling · Side
AndreaV2 training — Forest · Full Body
Dataset 04 · Forest · Full Body
AndreaV2 training — Autumn Walk
Dataset 05 · Autumn Walk
AndreaV2 training — Mall · Candid
Dataset 06 · Mall · Candid
AndreaV2 training — Central Park · Running
Dataset 07 · Central Park · Running
AndreaV2 training — Bedroom · Sitting
Dataset 08 · Bedroom · Sitting

3D Renders Serve as Starting Point

AndreaV2 3D — Mountain Night · 3D Source
3D Composite
AndreaV2 3D — Face Close-Up · Front
3D Face 01
AndreaV2 3D — Face Close-Up · Side
3D Face 02
AndreaV2 3D — Look Down · Upper Body
3D Bust
AndreaV2 3D — Full Body · Walk Front
3D Full Body 01
AndreaV2 3D — Full Body · Walk Side
3D Full Body 02
AndreaV2 3D — Jogger · Side Profile
3D Jogger
Motion Output

AndreaV2 in Motion

Video generations using the AndreaV2 LoRA across different workflows and animation pipelines.

Technical Reference

Training Specifications

Full configuration details for reproducibility and transparency. Edit these values to match your exact settings.

Dataset
Total images 28
Image source 3D → Gemini → Curated
Image resolution 1024×1024
Captioning Manual + auto-tag
Trigger word andreaV2
Training Config
Toolkit ostris/ai-toolkit
Base model Z Image Base (ZiB)
Training type LoRA
Training steps 2,000
Environment Local GPU · No cloud
Tools Used
3D Software Google Gemini ostris ai-toolkit Claude Code ComfyUI Z Image Base (ZiB) SDXL FLUX
Key Learnings
3D-sourced training data offers complete creative ownership over facial topology and identity.
AI realism layers (Gemini) dramatically improve photo-believability of synthetic renders.
28 images is sufficient for a strong, consistent LoRA identity when dataset quality is high.

WHAT’S NEXT

AndreaV3 is in development. Subscribe or check back for new LoRAs, workflows, and tutorials.

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