00:00
2026-05-23
dev.to
artificial-intelligence
How I Built a Local, Multimodal Gemma 4 Visual Regression & Patch Agent: Closed-Loop Validation, Canvas Pixel Diffing, and Reproducible Benchmarks
The article describes the creation of a Visual Regression & Patch Agent built on Google's Gemma 4 model, which combines multimodal vision reasoning with closed-loop patch validation to automatically d…