[never_inline]

Google Docs spellcheck has been really good for few years even before LLMs

[macleginn]

Not for German, surprisingly.

[Cthulhu_]

LLMs aren't very good in non-English anyway, one thing it does is translate the in- and output to and from English because it has more available information in English.

(disclaimer: single data point, a lot of assumptions in the above)