Gemma 4 Feels Different From Most Open Models I’ve Tested

Most local models impress me for about 10 minutes. Then the context starts breaking, responses become repetitive, and debugging turns into prompt wrestling. Gemma 4 was the first open model where I didn’t hit that wall immediately. I tested it against a real Rails codebase instead of toy examples, and it was surprisingly good at: tracing Sidekiq flows finding duplicated logic explaining legacy code spotting missing indexes The reasoning mode especially made the responses feel less like autocompl