I don't know, maybe I'm desensitized by GPT4 but I'm running Llama2 70B and I certainly wouldn't call it 'disturbingly good'.
Llama in general is not great for code completion and fact retrieval, from what I have tried
I can't run llama2 70B - but I remember llama1-Guanaco30B was a major leap over the base llama30B model for me.
And you can run this locally with enough combined RAM + VRAM.