To run the VS Code AI Mode, you need to open a code file. It could be anything, including PHP, JS, Java, C#, or anything else. Then, select a piece of line of code and press Ctrl+Alt+I.

Making PHP interoperable with .NET is a worthy goal. A lot of PHP code is still in use, ... Old code gets to run on new systems, and new code gets to build on decades of PHP experience.