I have only used 3.7 Sonnet for programming, and mostly with what I already know (apart from 1-2 obscure languages) but I always fed it their docs. It still got

I have only used 3.7 Sonnet for programming, and mostly with what I already know (apart from 1-2 obscure languages) but I always fed it their docs. It still got some things wrong and took a couple reiteration though, but GPT performed much much worse in this regard to the point of being useless while with 3.7 Sonnet I wrote functioning stuff in those obscure languages.