Keller Rinaudo Cliffton
Co-Founder & CEO, Zipline. On 6 shows, 4 appearances. The Shows tab opens the full record on each.
founderexecutiveengineerinvestor@KellerRinaudo ↗zipline.com ↗
Keller Rinaudo Cliffton co-founded and leads Zipline, an autonomous logistics company operating electric delivery drones across multiple continents to deliver medical supplies, prescriptions, and retail goods. Prior to Zipline, he co-founded the smartphone-robotics company Romotive and published molecular computing research in Nature Biotechnology while at Harvard University.
6shows
4appearances
87statements
52resolved
35supported
5contradicted
67%fully supported
21said about them ↓ Everything Keller Rinaudo Cliffton said on any show that made the record, most notable first. Each card names its show and opens the statement there.
Cliffton: Low-altitude octocopter drone deliveries are terrifying 'lawnmowers of death'
“You're, like, descending this massive octocopter of, you know, sounds like a lawnmower of death to within, like, you know, 20 feet of you. It's like, you know, you're like, it's incredibly loud, incredibly scary. It's actually super dangerous to have an aircra…”
Drone delivery competitors have spent billions without serving a single customer
“There are other companies in, you know, the drone delivery industry that I think have taken more of a moonshot approach and they've spent billions of dollars and have not served a single customer yet.”
Delivery logistics will shift from 4,000-pound cars to 50-pound autonomous EVs
“An inevitable transformation that we are going to go from using humans driving cars that weigh, you know, 4000 pounds and burn gas to a world where we're going to be using vehicles that weigh 50 pounds and are electric and autonomous.”
Cliffton: The total instant delivery market is 10x today's size
“We need to prepare for actually 10 times the size of the mark, the total instant delivery market today. We actually think that the total size of that market is 10 times what we're observing today.”
Cliffton: Commercial Drone Progress Outpaces Military R&D by 10x
“I mean, I think interestingly, this is an area where because of the nature of the market the commercial progress that's being made technologically is, is, Exceeding the military progress that's being made in this area, probably by, like, an order of magnitude.”
Cliffton: Most aviation and aerospace companies have really bad cultures
“When it comes to aviation, aerospace, there aren't that many companies to look up to, unfortunately. Like most of these companies are, have really bad cultures.”
Cliffton: Zipline has a clear path to a trillion-dollar valuation
“Has wound up being one of the biggest markets on Earth that means that, You know, we suddenly have a company that you know, is highly valued by investors and has a pretty much like straight and obvious path to becoming a trillion dollar.”
Cliffton: Zipline will serve hundreds of millions of homes within five years
“And so I think that, you know, the question of how long is it going to take to expand from the, You know, thousands of homes that are served today to the hundreds of millions of homes that we ultimately need to serve. I think that that process will probably ta…”
Zipline operates the world's largest commercial autonomous system of any kind
“Today where it's the largest commercial autonomous system on earth of any kind.”
The robotic vehicle itself is only 15% of autonomous delivery complexity
“The vehicle is only like, 15% of the complexity of the solution here. This is, by the way, a problem Or a realization that I think most robotics and autonomy companies have not yet had. Like you don't really realize it until you start trying to serve customers…”
Hardware startups face a rude awakening when they begin charging customers
“Doesn't matter how much money you've raised. It is going to be a rude awakening when you actually start charging customers for your product, because that is when you actually learn all of the things that you need to fix and all the things that are going to be …”
Zipline operates at 100 times the scale of its closest competitor
“Zipline is at a scale now that is, you know, a hundred times the next closest player.”
Hardware and physical infrastructure will define the most important future companies
“I do think a lot of the most important companies for humanity that are going to be built over the next 20 years are going to be hardware and infrastructure companies. They're more capital intensive, they're harder to build, but they also have way more momentum…”
Cliffton: FAA approved Zipline for 1 human per 30 autonomous aircraft
“We've just been approved by the FAA to now fly one human to 30 aircraft.”
Cliffton: New Zipline sites reach 100 daily deliveries in two days
“So, you know, it took us it took us, I think, about a 110 days to get our first site to a hundred deliveries a day. We now have sites that hit a hundred deliveries a day in two days.”
Cliffton: Over 50% of households order via Zipline in some cities
“In some cities we have over 50% of homes ordering from Zipline.”
Cliffton: Zipline has 140M autonomous commercial miles with zero safety incidents
“You know, Zipline has a hundred and forty million commercial autonomous miles with zero safety incidents.”
Zipline closes over $625M in new funding to accelerate expansion
“Yeah, I mean, you know, we, Zipline just closed over six hundred twenty-five million dollars which is going to accelerate our expansion both in the United States and outside the US.”
Cliffton: Zipline now does more deliveries in the US than worldwide combined
“We had almost no operations in the U.S. At the beginning of last year, and we have now expanded to the point where Zipline actually does more deliveries in the U.S. Than it does in the rest of the world combined.”
Cliffton: Zipline expects US delivery business to grow over 10x this year
“So that grew really fast, and we're expecting that business to grow by more than 10 X this year again.”
Rinaudo Cliffton: Automated logistics will produce one of Earth's biggest companies
“We've just had this really clear conviction that automated logistics is inevitable, and that someone's going to build one of the biggest companies on Earth, focusing on making logistics universally accessible to everyone.”
Cliffton: Zipline is largest autonomous system on Earth with 140M miles
“Zipline has now crossed a hundred and forty million commercial autonomous miles, which makes it the largest commercial autonomous system on earth, ground or air.”
Cliffton: Zipline cuts maternal mortality by 51%+ in operating countries
“The company saves about 17,000 lives a year, and the majority of those are moms and kids. You know, when you look at the statistics, we've been able to reduce maternal mortality by 51% or more in a lot of the countries that we operate by making a lot of produc…”
The other half of the tape: Keller Rinaudo Cliffton's own voice is left out of every number here. Other people bring the name up 20 times in 6 episodes across the shows. 1 statement on the record names them. every mention, with the transcript →
Who brings them up most Keller Rinaudo Clifton 3John Coogan 3Jason Calacanis 3Alfred Lin 3David Friedberg 2
Statements about Keller Rinaudo Cliffton, by other people (1)
Every mention by year
tap a year for its mentions
TBPN 9
All-In 8
Sourcery 3
2026 8 mentions in 2 episodes 4 per episode
2025 12 mentions in 4 episodes 3 per episode
- Science Corner Special! David Friedberg, Cleo Abram, Alex Filippenko, and Keller Rinaudo Cliffton
- Reverse Engineering 200 AI Startups, Nucleus Genomics Controversy, Drone Hunting | Diet TBPN
- Alfred Lin, Inside Sequoia: Launching $200M Seed Fund & $750M Venture Fund · Sourcery with Molly O'Shea
- OpenAI's GPT-5 Flop, AI's Unlimited Market, China's Big Advantage, Rise in Socialism, Housing Crisis
- every mention in 2025, scene by scene →
One line per show, most statements first. The link opens Keller's full record on that show: the calibration, argument clarity, speaking style and every statement made there.
| Show | Role there | Eps | Statements | Record | |
|---|---|---|---|---|---|
| SOURCERYLEDGER | Co-Founder & CEO, Zipline | 2 | 45 | 63% 5/8 | full record on Sourcery → |
 a16zLEDGER | Co-Founder & CEO, Zipline | 0 | 0 | 77% 10/13 | full record on the a16z Podcast → |
 NO PRIORSLEDGER | Co-Founder & CEO, Zipline | 1 | 23 | 78% 7/9 | full record on No Priors → |
 HOW I BUILT THISLEDGER | Co-Founder & CEO, Zipline | 1 | 19 | 86% 6/7 | full record on How I Built This → |
| ALL-INLEDGER | Co-Founder & CEO, Zipline | 0 | 0 | 33% 3/9 | full record on All-In → |
| TBPNLEDGER | Co-Founder & CEO, Zipline | 0 | 0 | 67% 4/6 | full record on TBPN → |