Sonnet 4 in copilot agent mode has been doing great work for me lately. Especially once you realise that at least 50% of the work is done before you get to copi

Sonnet 4 in copilot agent mode has been doing great work for me lately. Especially once you realise that at least 50% of the work is done before you get to copilot, as architectural and product specs and implementations plans.