The keyboard cover is included, but a stylus is not. Any USI pen will do, and there's a rubber holder that snaps into the back cover if you decide to get the official Lenovo version, which is $35.

The Lenovo Miix 10 keyboard case has a decently comfortable keyboard and attaches nicely to your tablet without ... Comparing the Lenovo Miix 10 keyboard case to the Surface’s Touch Cover, ...

Those prices are deceptive, however, because all of the X12 Detachable models currently listed on Lenovo’s site include a stylus and keyboard cover in the box; you have to buy them separately ...

A Surface-like tablet with a grab bag of add-ons The X1 Tablet starts at $1,029 in the US, which gets you an Intel Core m3 processor and the keyboard cover.