The Ledger
Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.
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Garry Tan: 60% of serial founders who built recent unicorns are YC alumni
“Did you know that 40, you know, of those 40%, 60% of those people, the people who created unicorns the last 10 years are YC alumni.”
Tan: 50% of YC companies raise Series A, 25% after year 5
“About half of companies that go through YC will end up raising a series A. That's, you know, much higher than any other pre-seed or seed sort of situation that I know of. But about, A quarter of those who raise the Series A, they do it in year five or later.”
Garry Tan: About 2.5% of Y Combinator startups become $10B decacorns
“Yeah, about two and a half percent end up becoming Decacorns sooner or later, so.”
Garry Tan: Y Combinator's unicorn hit rate increased from 3.5% to 5.5%
“If anything, I think that the unicorn rate has gone up over time. You know 1015 years ago, I think it was closer to maybe three and a half to four percent, and now we're around five and a half percent. Some batches from You know, maybe 2017, 20 18, or, you kno…”
Tan: Casetext founder Jake Heller first commercialized GPT-4 in legal
“Garry Tan: He was one of the first people to get access to GPT-IV, and we think of him at YC as the first man on the moon, and that he was the first to successfully commercialize GPT-IV in the legal space.”
Garry Tan: In full transparency, the median Y Combinator startup still fails
“In full transparency, I mean, probably, you know, the median YC startup still fails, right?”
Tan: YC startup Camfer used OpenAI o1 to improve airfoil design
“There's a YC company called Camfer that is trying to apply they actually were one of the winners of the recent YC O-one hackathon we hosted with OpenAI, and their winning entry was literally Hooking up a one to airfoil design. So being able to increase the sor…”
Tan: YC companies raise ~$1B yearly with a 1% acceptance rate
“I think we have about a billion dollars a year in, ah, your funding that comes into YC companies, and that's because, ah, the acceptance rate to get into YC is only one percent.”