You’re writing in C/C++, using a library of functions with a fairly consistent API. There is no “Arduino language” and your “.ino” files are three lines away from being standard C++.

What do you program the Arduino in? C? Actually, the Arduino’s byzantine build processes uses C++. All the features you get from the normal libraries are actually C++ classes. The problem is … ...

So yes, you can use ChatGPT to write Arduino drivers, but the catch is that this approach is only going to be possible if you are already extremely good at writing them yourself.