SIGNALactive LAST UPDATE29 minutes ago SOURCES10 monitored Saturday · November 7, 2026
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M Social Hotel Sunnyvale opens in mid-December from $239 a night

What happened

Millennium Hotels and Resorts is taking reservations for M Social Hotel Sunnyvale, a 263-room Silicon Valley hotel opening in mid-December. Cash rates start at $239 a night.

The hotel is M Social's first U.S. West Coast property. The free MyMillennium program can be used to earn and redeem points on stays and dining. Rooms have mobile keys and in-room AI assistants. Self-check-in kiosks and robotic service are on site. Beast & Butterflies serves Californian fare, and ctrl+B(ar) serves coffee and cocktails. Reservations are open for stays from December onward.

Book a cash stay from December if you need Sunnyvale, and watch MyMillennium for award nights after opening.

KEY FACTS
Numbers
  • 263 rooms: guest rooms and suites
  • $239: starting cash rate at opening
Where
Sunnyvale, Silicon Valley, M Social Hotel Sunnyvale
Links
Takeaway
Book a cash stay from December if you need Sunnyvale, and watch MyMillennium for award nights after opening.

Sources cited · 1