What International Trademark Class is Software and Programming, or even Artificial Intelligence Software?

In a nutshell, downloadable software like apps are in class 009. Software that is used in the cloud or on webapps is in 042. Artificial Intelligence usually resides on a server so it would also be in class 042. Transmission of data and information, like in a messenger app, is in class 038. So you may end us with several trademark classes to cover the function of your software.

What Trademark Class is an Artist Name or Band Name? Can I trademark my Artist Name?

Band and Artist Names are in Trademark Class 41. However... The activities surrounding musical bands...