Create a file invisible.vbs with the following contents:
This can go anywhere, but remember where it is as this is the first part of a 3 part command process
Next you create your command:
Then you create the command file example-silent.cmd to be called, its contents would look something like this:
Now you can call example-silent.cmd and you may see a window open for >1/2second and it will disappear. I love this script, once you know a .cmd is polished, you can use this, and to troubleshoot just run the example.cmd.