https://www.techradar.com/news/valve-hammers-final-nail-into-coffin-of-steam-machines

Steam Machines appear to have, er, run out of steam, with Valve removing the section devoted to the living room-based gaming boxes from its store.

If you hop on over to the Steam store now, you’ll find the hardware tab only has three entries: Steam Link, Steam Controller and the HTC Vive. There’s no mention of Steam Machines any more.