AI Visualization for Architecture Firm
Concept sketches to photorealistic renders in minutes — with complete privacy for unreleased designs.
Client Overview
Client Type
HK architecture firm (15 staff)
Hardware
Mac Studio M3 Ultra · 192GB unified memory · 2TB SSD
Challenge
Slow concept visualization, privacy of unreleased designs
Result
Renders in minutes, 50+ iterations per project, fully private
The Challenge
Days between sketch and render
Client presentations required photorealistic concept renders, but traditional rendering workflows took days. The firm could only show 2 to 3 variations per meeting, limiting design exploration and client satisfaction.
Uploading unreleased building designs to cloud AI services posed unacceptable IP risks. Competing firms and developers could potentially access early-stage concepts, undermining the firm's competitive advantage.
The Solution
Local AI rendering pipeline
We configured a Mac Studio M3 Ultra with ComfyUI and ControlNet for architectural rendering. Architects can sketch a concept, feed it through the AI pipeline, and get photorealistic visualizations in minutes — all on-device.
- ControlNet for sketch-to-render with architectural precision
- Style transfer for different architectural aesthetics
- Vision model for analysing reference images and styles
- Batch generation for rapid iteration during meetings
Results
Measurable impact
We can now show clients 20 variations in a meeting instead of coming back next week with 3.
— Principal Architect, HK Architecture FirmTech Stack
Tools powering this solution
ComfyUI
Node-based workflow for architectural rendering pipelines
Stable Diffusion XL
High-resolution image generation optimised for architecture
ControlNet
Sketch-to-render with structural precision and edge detection
Vision Model
Reference image analysis for style matching and adaptation
Hardware Used