What is the best way to approach performance for AI Coding Assistants?

A useful way to look at What is the best way to approach performance for AI Coding Assistants? is to focus first on best and approach. That tends to make the trade-offs easier to compare. The original point — "I am trying to improve my approach to AI Coding Assistants and could use some practical advice. I am particularly interested in performance and best workflow. I would like to comp…" — gives a useful starting point for that comparison.

I think best and approach is the key part of this topic. A practical approach is to define the outcome you want, test it with a small example, and then check quality, speed and reliability separately. That way you can improve the workflow without losing track of what caused the improvement.