For ordinary people, if you have 16 GB of memory, you pull down Ollama, download Gemma 4 12B — roughly the QAT version — and you're more or less there. Many people feel it's not that different from using Gemini in practice. Mainly because few people ask it to do nine-hour jobs straight. If you're just chatting, looking things up, that kind of use, including fairly simple tool use, Gemma 4 12B Dense does very well.