cmd+k is a normal keybindings in shells to clear. Cursor highjacks this keybindings for their generation in terminal. Update keybindings JSON to include the following to disable this behavior from Cursor.
{
"key": "shift+cmd+k",
"command": "cursorai.action.generateInTerminal",
"when": "terminalFocus && terminalHasBeenCreated || terminalFocus && terminalProcessSupported"
},
{
"key": "cmd+k",