Ultrahuman

Hands holding the Aina Ring, a smart ring with a screen for controlling AI agents

Aina’s $399 Smart Ring Is Built to Approve What Your AI Agents Do

Startup Aina unveiled a smart ring with a screen, joystick and microphone that lets wearers approve or reject AI agents' actions, with preorders at $399 and shipping planned for January 2027.

November 8, 2026

Artificial Intelligence·News·Technology

Oura Ring 5 smart ring, the wearable health tracker behind Oura's $15.62 billion Nasdaq IPO

Eli Lilly Bets $100M on Oura as Smart Ring Maker Files $15.6B IPO

Oura filed its IPO prospectus on Monday, targeting a $15.62 billion Nasdaq valuation and up to $2.2 billion in proceeds — most of it going to existing shareholders. Eli Lilly's $100 million

September 21, 2026