Explain It Simply—If Grandma Can’t Understand, Rewrite
I tell everyone at Eight Sleep: Would you explain it this way to your grandma? If not, start over. Jargon is a defense mechanism. If the simple version doesn't land, you can't hide behind the complex one.
AI Agents Cut Sleep Model Development From Months to Days
This is what AI should be used for. We rebuilt our sleep/wake detection model using AI agentic workflow. Months of development compressed to days. We started from our baseline model and improved sleep/wake accuracy through automated experimentation. But the real unlock was...
Technology Builds Fast; Habit Change Slows Adoption
We saw this firsthand. The tech took days to build. Getting the team to trust it and actually change how they work took longer. That's always the real bottleneck. The habits.
Automate Meeting Prep Once, Save Time Daily
I stopped prepping for meetings. Instead, I built a system that does it for me. Every morning, I get a daily brief built by Claude, with all the docs to review, async agendas, and today's meetings. For every external meeting,...
Deep Sleep: Your Ultimate Performance Booster
Sleep is the OG performance stack. Get more deep sleep and you will be at your peak
Automate Your Inbox, Gain a Day per Hour
When I'm not working, I'm building. And I'm an inbox zero, so I built a system where Claude checks my inbox every 5 minutes and pings me on Slack with what isn't worth my attention and should be archived. Every hour I...
Eight Sleep Revolutionizes Nighttime Health with AI‑Powered Pods
.@FastCompany just named @eightsleep one of the Most Innovative Companies of 2026. Fourth time on the list. Ten years ago, we started with one conviction: the night is the most underutilized lever in human health. Nobody was engineering it. Today, the Pod...
Built a Month’s Work in Just Two Days
A month of engineering work compressed into 2 days. That's what we shipped for World Sleep Day. We curated a team of 21 agents covering data engineering, biostatistics, public health, visual design, and even data governance and ethics in the...
AI Simulates Six Months, Cuts Build Time 30%
In 48 hours our AI agent simulated 6 months of activity in the app. Anthropic dropped a 1 million context window last weekend and we put it to work. No human intervention. The results: • 30% faster build times • 50% reduction in...
Recovery, Not Training Volume, Wins Ironman Success
I've always believed that the body is capable of more than we think, if we give it the right conditions. A full IRONMAN build spans 20 to 30 weeks. Peak training weeks for age-group athletes regularly exceed 15 to 20 hours...
Performance Now Measured by Weekly Surface Area Growth
The way we measure performance is changing. Now, it's how much is each person's surface area growing week over week? This will be the biggest challenge for people and managers. How are you measuring your team's output right now?
Multiply Builders by Agents to Scale Teams 100x
The formula is simple: # of builders × # of agents That's your team's real size. Operate it correctly and you 50 to 100x your team. The companies winning right now are thinking in terms of builders and the agents underneath...
Persistence Beats IQ: 99 Rejections Built Eight Sleep
99 rejections building @eightsleep IQ gets you in the room, but pain tolerance keeps you there
Elite Success Comes From Peer‑level Leadership
Top talent follows leaders who can work alongside them as peers. The luck of being in that room is what turns you into elite level
Combine GLP‑1 Drugs with Better Sleep for Optimal Health
An estimated 30 million Americans have obstructive sleep apnea. GLP-1 medications are producing weight loss at a scale we haven’t seen before. A 20% loss makes apnea 53% less severe. Something that doesn’t get enough attention: sleep is a metabolic intervention....
Turn Hiring Into an Engineered AI Process
Most companies treat hiring as a people problem. I want to treat it as an engineering problem. Opening a role, screening candidates, onboarding, tracking performance, closing out year one. Every step can be rebuilt with AI. The companies that figure this...
Repeated Rebuilds Yield Tenfold Hardware Improvements
Every rebuild makes it 10x better, that's the unglamorous part of building hardware nobody talks about
Age and Alcohol Dramatically Shift Sleep and HRV
World Sleep Day. We're marking it the best way we know how: with data. We just released https://t.co/wj0FotCsjN. 10.2 million nights from 23 countries. One year of continuous measurement. Some findings confirmed what we expected. Others didn't. - REM sleep peaks in...
Hire for Speed; Culture Follows Automatically
You can't force a culture of speed. You can only hire for it. – Paid ads 90% automated – Onboarding 100% automated in two days – Influencer outreach went from 20 a month to 1k a day – PMs, designers, and...
Night‑time Body Pod Merges AI Hardware and Software
Exactly. We converge SW + HW since day one. The Pod runs ML on your body throughout the night. Physical AI is already here
Self‑driven AI Adoption Spreads Companywide in Days
We had an All Hands at @eightsleep focused on AI. Less than a week later, the adoption was immediate. The progress was real, and most of it happened without anyone asking for help, the teams didn't wait for guidance. They figured...
Stress Stops Nighttime Cooling, Sabotaging Deep Sleep
A close friend called me a few months ago. Sleeping 8 hours, waking up destroyed. I told him to check his data. REM gone, light sleep up, wake-ups all night. Classic stress pattern. How many of you have felt this? Stress physically...
AI Predicts and Optimizes Your Sleep in Real Time
We're building a sleep agent that predicts your night before it happens. Then optimizes it while you sleep. This is what AI in health actually looks like. https://t.co/QJg82FpvH4