VS Code: what is the keyboard short cut to clear debug console

There is no default shortcut provided, however, you can create your own shortcut:

{ 
    "key": "ctrl+k",
    "command": "workbench.debug.panel.action.clearReplAction",
    "when": "inDebugRepl"
}

file->preferences->keyboard shortcuts. Search "clear console" or "clear Output"(if) then press enter .Just Add your keyboard Combination,like Win key or other key

Just using the clear console icon that is at top and right of the console window.