Aaron Epstein
General Partner, Y Combinator · 11 appearances on the record.
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Aaron Epstein is a General Partner at Y Combinator and the co-founder and former CEO of Creative Market. At YC, he advises founders on product design, business models, and AI tools, while regularly hosting YC media series such as Design Review.
61statements → 11claims → 1claims resolved → 3.65/5average certainty → 1.65/5average debate potential → 1said about them ↓
1 supported 0 partly supported 0 contradicted 1 not checkable as stated how the 11 claims stand · each chip opens the sources
1 prediction · 10 assertions · 2 opinions · 47 insights · 1 disclosure · every statement was checked. The prediction and assertions are the 11 claims: statements the public record can support or contradict. 10 are resolved, and 1 names no date, number or outcome precise enough to check. Everything else (opinions, insights, what ifs, disclosures) can never be settled by the record, so it carries no assessment.
The record, in short
What the tape says about how Aaron argues and how the claims held up. Everything they said, and everything said about them, is in the tabs below.
Everything Aaron Epstein said on the Y Combinator Startup Podcast that made the record, most notable first. Filter by type, assessment or year in the ledger →
Epstein: Proximity to funds makes transactional businesses critical customer infrastructure
“For transactional businesses, because they're so close to the transaction, They often become critical infrastructure for other companies that they build on top of. And that usually means that they are solving a top three problem for them.”
Epstein: Only 3% of top 100 YC companies rely primarily on ads
“Really only three percent of the top 100 YC companies use an advertising business model as their primary way to make money.”
Epstein: Consulting businesses are not venture scale due to human scaling
“Consulting businesses suffer from having non-recurring revenue, scaling with people rather than software, and having very low margins as a result. So that's why these businesses are not venture scale.”
Epstein: Affiliate models struggle to scale because they are far from transactions
“Similarly, affiliate businesses, they tend to be too far away from the transaction. That means that you have to acquire a customer, send them off to another product or service, hope that they actually make a transaction on that other product, or you will get s…”
Epstein: Predictable revenue makes recurring models consistent startup winners
“We also see that recurring revenue consistently creates winners. And this is because it is highly predictable. Once a customer has committed to pay, they're going to continue paying until they explicitly say that they want to stop paying. They also have higher…”
Epstein: A 5% difference in monthly retention determines startup survival
“So just that five percent difference in monthly retention can actually be the difference between life and death for a startup.”
Epstein: DoorDash and Instacart hold scale advantages that block new entrants
“In the example of companies like DoorDash and Instacart, they've reached economies of scale where they're so large now that they've been able to drive their costs further down at this scale And improve their margins, which new entrants are not going to be able…”
Epstein: Free organic distribution significantly outperforms paid customer acquisition
“If you are able to get users for free because other users of your product tell new users to come join, and you're competing with a company that has to pay to acquire their customers, Then you are going to grow much faster and capture way more of the market.”
Epstein: Startups should price products based on value, not cost
“The next insight is that you should price on value, not on cost.”
Epstein: The ideal price is when customers complain but still pay
“Another way to find your value is to keep incrementally raising prices until you get pushback from users. And when you keep incrementally raising your prices, you will ultimately find the ideal price, which is when customers complain, but they still pay.”
Epstein: Immediate customer price acceptance indicates a product is underpriced
“On the other side, if you were to actually charge a lower price and they say, yeah, that sounds great, and accept immediately, Well, that probably means that you're pricing too low and you're leaving a lot of money on the table.”
Epstein: Competing on lower prices against incumbents is not sustainable
“Lower prices are not a sustainable advantage. Sometimes we talk to founders and they say, well, our product is just like our large competitor, except ours is cheaper. And that actually does not sound like a good idea. That's not a way to build a winner. All th…”
Epstein: Higher prices create margins to outspend rivals on customer acquisition
“It also turns out that when you charge more, you get higher margins and you're able to build a bigger moat. This means if you have higher margins than your competitors, you can pay more to acquire a customer, which means you can acquire all of the customers be…”
Epstein: Raising prices is the easiest way for startups to grow revenue
“Raising prices is actually the easiest way to grow revenue. If you have a thousand customers and you want to double your revenue, well, it sounds pretty difficult to spend all the time, energy, and money to go get a thousand more customers. However, if you're …”
Epstein: Startups should only discount for feedback, logos, lock-in, or renewals
“There's a third option too, which is you could give a lower price in exchange for one of four key things. One, you could give a lower price in exchange for your first user. If you're just looking for initial feedback and getting somebody on the platform, total…”
Epstein: Increasing prices on sticky products will not cause much churn
“And as long as you build in enough value into your product to cover that price increase, you shouldn't see much churn. Most people will probably be willing to pay it if you have a sticky product.”
Epstein: Netflix relies on price increases as the easiest revenue growth lever
“And now Netflix has two hundred and twenty one million paid subscribers, and they've been able to figure out how to raise prices because that is the easiest way for them to grow revenue rather than continuing to try to scale subscriber growth at the same rate.”
Epstein: Underpricing B2B software signals low value and untrustworthiness
“The low price was signaling to their customers that maybe their product wasn't valuable, or it couldn't be trusted in the long term.”
Epstein: Segment increased contract values 150x by anchoring quotes at $120,000
“So while they didn't actually get the thousand x price increase, they were able to increase their price a 150 times from a 120 dollars a year All the way up to 18,000 dollars a year. And it wouldn't have happened if they didn't ask for the higher price.”
Epstein: Visitors Evaluate Identity, Relevance, Functionality, and Credibility
“A lot of times when people hit a site, you know, they're asking themselves the question, what is this? Is it for me? Does it work? Is it credible? And I have to work pretty hard to figure out the answers to those questions.”
Epstein: Bottom-floating UI elements risk being ignored due to cookie banners
“Yeah, it's so interesting, like, you're not designing in a vacuum of your page, you're designing in the context of what users are used to, and if users are used to ignoring cookie banners and things like that that tend to pop up at the bottom, then, like, mayb…”
Epstein: In voice AI applications, latency itself is the interface
“That's a great point because the latency is the interface in some ways in that how fast it responds to you, the longer it takes, the less it feels like a natural conversation and the more it feels like you're talking to a robot. The whole point is to make it s…”
Epstein: Warm Intros Yield 2x to 3x Cold Email Conversion Rates
“This is the most effective way to get people to respond to emails that you're sending to them. And you're going to have a conversion rate two to three times what you would get if you were just sending a regular cold email.”
Epstein: Creative Market recruited launch sellers via templated 'exclusive' emails
“So what's interesting about this email is this is entirely a templated email, except for the person's first name and the special URL that they need to come and sign up early. But I use a lot of tricks throughout in order to make it feel very special and person…”
The other half of the tape: Aaron Epstein's own voice is left out of every number here. Other people bring the name up 1 time in 1 episode on the Y Combinator Startup Podcast. every mention, with the transcript →
Who brings them up most Garry Tan 1
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2024 1 mention in 1 episode
Appearances (11)
| Episode | Date | Speaking time |
|---|---|---|
| How Stripe Built Their New Website · Y Combinator | Apr 22, 2026 | 6m |
| Common Mistakes With Vibe Coded Websites · Y Combinator | Mar 6, 2026 | 16m |
| Inside The Startup Building Reusable Rockets · Y Combinator | Jan 8, 2026 | 3m |
| Cursor Head of Design Roasts Startup Websites · Y Combinator | Nov 20, 2025 | 15m |
| Brand Design Tips From Linear Founder Karri Saarinen · Y Combinator | Jul 25, 2025 | 14m |
| What Founders Can Do To Improve Their Design Game · Y Combinator | Mar 28, 2025 | 4m |
| AI Interfaces Of The Future | Design Review · Y Combinator | Feb 27, 2025 | 17m |
| Why Design Matters: Lessons from Stripe, Lyft and Airbnb · Y Combinator | Oct 16, 2024 | 5m |
| Stripe Head of Design Katie Dill Reviews Startup Websites · Y Combinator | Oct 1, 2024 | 6m |
| Why Startup Founders Should Launch Companies Sooner Than They Think · Y Combinator | Jul 12, 2024 | 3m |
| Critiquing Startup Websites With Webflow CEO · Y Combinator | Dec 23, 2022 | 11m |
Played on the show (3)
Episodes where a recording of Aaron Epstein was played rather than Aaron taking part, or where the tape carries an address with nobody putting questions to them. Listed because the words are on the record, kept out of every score on this page because they were not said on this show. We read this off the tape: who was spoken to, who was asked something, who answered whom.
| Episode | Date | On tape | What it is |
|---|---|---|---|
| How To Convert Customers With Cold Emails | Startup School · Y Combinator | Sep 12, 2024 | 29m | aired address |
| Startup Experts Discuss Doing Things That Don't Scale · Y Combinator | May 30, 2024 | 1m | clip played |
| Startup Business Models and Pricing | Startup School · Y Combinator | Dec 15, 2022 | 29m | aired address |