Tether Invests In Eight Sleep For AI Health

Tether's venture arm invested in Eight Sleep at a $1.5 billion valuation, announced Wednesday, to accelerate AI-driven health technology and establish a long-term partnership. Eight Sleep will integrate Tether’s QVAC Health architecture—an encrypted, on-device platform that consolidates wearable and wellness data without third-party cloud services—aiming to extend its smart mattress AI into broader sleep, recovery, and personal health applications.