Can a 12B local model build real apps?
Yes — but only if you do half the work.
I spent 3 hours with Gemma 4 12B Coder. It finished the project, but needed the plan broken into 18 tiny steps and constant supervision.
Where exactly it breaks 👇
youtu.be/HpLFqf8sIPI
youtu.be
Gemma 4 12B Coder Tested: Where Small Local Models Break
YouTube video by Zero to MVP