Healthcare

Hypnos

Website
Founded 2018Origin source ↗Checked 2026-11-07

Overview

Hypnos is an AI powered digital sleep journal that helps you discover how your habits impact your sleep. It does this by taking in your mood, daily activities, and pairing them with data from your sleep tracker. Delivering insights on how to improve your sleep and habits.

Company description As recorded 2026-11-08

Founders & team

Previously Moonshot Brewing, Moonshot (was Moonshot Brewing), SleepWell.ai (was Moonshot), SleepWell.ai, Hypnos.ai

Company history As recorded 2026-11-08

Andrew Fleischer

Founder

Chemist, researcher, data scientist Produced educational courses on hydrogen fuels and technology for high school teachers Developed new membrane technology for fuel cells Developed indoor, fully reusable solar technology for indoor light recycling.

Founder profile As recorded 2026-11-07

James Sinka

Founder

Founder @ Reactorfield.com - Making scientists and deep tech teams AI native. 10+ years accelerating R&D and deep tech startups. Co-founded a unicorn biotech incubator. Our projects innovated across quantum biology, rare genetic disease, longevity, synbio, long-COVID, cryogenics and beyond. Co-founded Orange DAO, a $50M YC alumni fund and started our accelerator program. Also commercialized technology across solar, biotech, and ML in deep tech startups.

Founder profile As recorded 2026-11-07
3team members reported
Source-reported As recorded 2026-11-07

Founded 2018 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthverified profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedDallas, TX, USA; Remote
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 3 of 6 areas documented

Source-based assessment · automated evidence rules

The source reports an inactive or acquired company; current product identity needs review.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding year