According to OpenAI's former Chief Research Officer Bob McGrew, reasoning and test-time compute will unlock more reliable and capable AI agents— and a path to scale to AGI. In this episode of How to Build the Future, YC's @garrytan sits down with Bob to discuss the lessons learned from his time at OpenAI, scaling laws, his advice for startups, and what all of this means for the jobs of the future.
Jan 31, 2025•31 min•Transcript available on Metacast AI continues to improve at an exponential pace. So what can you do as a founder to take advantage of it? In this episode of Office Hours, YC Partners discuss what you should consider if you’re thinking about pivoting to or incorporating AI as part of your startup.
Jan 15, 2025•14 min•Transcript available on Metacast In this episode of How to Build the Future, Garry sits down with Parker Conrad, Co-founder & CEO of Rippling, the all-in-one HR, Finance, and IT software company that’s valued at $13.5 billion. Parker is the co-founder of two unicorns and has one of the more dramatic startup journeys in recent years. In this interview, he shares his origin story, the lessons learned from his first two companies, how AI is changing the game, and why he thinks the future will be defined by "compound" software ...
Jan 10, 2025•43 min•Transcript available on Metacast Two-time founder Rujul Zaparde knows a thing or two about resilience and learning from failure. After dropping out of college to build FlightCar, he worked as a PM at Airbnb, and later as a visiting partner at YC. In 2020, he co-founded Zip, a procurement software company that has since raised $370 million and reached a $2.2 billion valuation. In this conversation with YC's Dalton Caldwell, Rujul demystifies the world of enterprise sales, shares his hard-earned lessons about scaling a business f...
Jan 08, 2025•25 min•Transcript available on Metacast YC General Partner David Lieb’s story is all about perseverance. In 2008 he co-founded Bump, one of the hottest startups of the early iPhone era. But even with 150 million users, he couldn’t find a way to create a sustainable business. For many founders, that would be the end of the road. But he didn’t quit there. Instead, David and his team pivoted several times, got acquired, and eventually went on to build Google Photos. In this episode of Backstory, he shares his advice for finding the right...
Dec 18, 2024•20 min•Transcript available on Metacast YC's Nicolas Dessaigne was the co-founder and CEO of @algolia, a Search API used by millions of developers to build great search experiences into their apps and websites. Today it powers over 1.75 trillion searches annually for 17,000+ customers worldwide. In this episode of Startup School, @dessaigne shares his advice for founders building a dev tools company from the ground up— covering everything from team and idea to GTM and sales.
Nov 26, 2024•33 min•Transcript available on Metacast Since Twitter rebranded to X, the platform has added new features and implemented a few major updates to both its UX and algo. So what can founders interested in product design learn from all this? In the first episode of our new series, The Breakdown, YC’s Tom Blomfield (co-founder of Monzo) and David Lieb (creator of Google Photos) take a closer look at X to find what lessons there are for founders building consumer products.
Nov 21, 2024•23 min•Transcript available on Metacast It’s fair to say that few people in tech are positioned to have a bigger impact on the future than Sam Altman. At OpenAI, Sam and his team have overseen monumental leaps forward in machine learning, generative AI, and most recently, LLMs that can reason at PhD levels. And this is just the beginning. In his latest essay Sam predicted that ASI (Artificial Super Intelligence) is just a few thousand days away. So how did we get to this point? In this episode of our rebooted series "How To Build The ...
Nov 18, 2024•47 min•Transcript available on Metacast The biggest companies in the world all had to start somewhere. In this episode of Office Hours, the Group Partners explore the humble origins of several top YC companies to try and identify common traits of the most successful founders. They’ll explore what it takes to keep your company alive in the early days, where to focus your energy and how to find product market fit that leads you to mega success.
Nov 17, 2024•19 min•Transcript available on Metacast Stripe, Airbnb and Lyft are a few of the most successful companies of the past decade. And there are at least two things they all have in common - great design, and Katie Dill. Katie was Head of Experience Design at Airbnb, led the design team at Lyft and is now Head of Design at Stripe. We spoke with Katie about her design philosophy, what sets companies like Stripe apart, and how important it is to instill a culture of design in your startup from day one.
Nov 16, 2024•34 min•Transcript available on Metacast Building a startup and trying to break into an established market is very difficult, especially if you’re trying to do it alone! That’s why it’s critical to find the right co-founder for the journey. In this episode of Startup School, YC Group Partner Harj Taggar explains why you need a co-founder, when to bring them on, where you can find one and how to maintain the relationship.
Nov 16, 2024•21 min•Transcript available on Metacast Whether it's for sales, recruiting or making new connections, cold outreach is a necessary tool for helping build your startup. But as you probably know, most cold emails either are ignored or end up in the trash. So what can you do to make sure your emails break through the noise? In this episode of Startup School, YC Group Partner Aaron Epstein shares expert advice on how to write cold emails that have all the right ingredients to get noticed and convert new customers.
Nov 16, 2024•33 min•Transcript available on Metacast At YC our motto is make something people want. But how do you actually know if you’ve accomplished that in the early days? One of the best ways to measure successful growth is a concept called cohort retention, which tracks the fraction of new users that come back time and time again to use your product. In this episode of Startup School, YC Group Partner David Lieb explains how to define cohorts, track active users and determine the appropriate time frame for measuring successful retention rate...
Nov 16, 2024•29 min•Transcript available on Metacast In order to get your startup off the ground it's critical to keep your co-founders motivated. One of the best ways to do that is to figure out a fair co-founder equity split. In this episode of Startup School, YC Group Partner Michael Seibel explains the ins and outs of co-founder equity, why it's important to be generous with that equity, and how to avoid bad advice that can lead to co-founder breakups.
Nov 16, 2024•20 min•Transcript available on Metacast After co-founding the successful Chinese smartphone maker OnePlus, Carl Pei felt the tech industry was missing the fun and wonder he remembered as a dedicated gadget fan growing up in Sweden. Pei decided to launch a new smartphone brand, this time with an increased focus on thoughtful user interface and stylish yet practical designs. In only two years, the brand known as "Nothing" has gained a cult following and gone to $600 million in annualized revenue. On this episode of The Main Function, Pe...
Nov 16, 2024•21 min•Transcript available on Metacast If you're a startup founder, how much should you charge for your product or service? It's a simple question that can make many lock up. What number should you pick? In this episode of Startup School, YC Group Partner Tom Blomfield guides you on how to come up with a price and then justify that number to customers.
Nov 16, 2024•18 min•Transcript available on Metacast Launching a company is often pictured as a big splashy event with lots of media attention and hype. This can be scary! It also often results in founders delaying their launches, which then stalls the crucial lessons they could be learning. In this episode, YC Partners discuss this common hesitation and why it can be harmful to the journey and growth of a startup.
Nov 16, 2024•18 min•Transcript available on Metacast Y Combinator Partner Pete Koomen led his startup, Optimizely, to $100M ARR. In this video, Pete breaks down the enterprise sales funnel and shares his top tips on how a technical founder can start closing real deals for their startup.
Nov 16, 2024•23 min•Transcript available on Metacast A little over ten years ago Paul Graham published the essay "Do Things That Don't Scale." At the time, it was highly controversial advice that spoke to the drastically different needs of an early startup versus the needs of a much larger, more established company. YC Partners discuss PG's essay, its influence on Silicon Valley, and some prime examples of YC founders that embraced the mantra "Do Things That Don't Scale." Read Paul Graham's essay here: http://paulgraham.com/ds.html...
Nov 16, 2024•26 min•Transcript available on Metacast Over the past decade crypto has been declared dead hundreds of times. But with the price of Bitcoin surging over the past few months it’s clear that there are still enormous opportunities in this space. And few people know that better than Chandan Lodha, the co-founder of CoinTracker (W18), a crypto asset management and tax filing platform. He and his team have navigated several boom and bust cycles over the years and in this latest episode of The Main Function, you’ll hear about how they built ...
Nov 16, 2024•10 min•Transcript available on Metacast In this episode of Startup School, YC Partner Tom Blomfield dives deeper into the metrics that matter most for consumer startups. Tom discusses paid and organic user growth, unit economics, net promoter scores, and the "magic moment" in your product that is most important to track.
Nov 16, 2024•22 min•Transcript available on Metacast What's happening in startups right now and how can you get ahead of the curve? In this episode of the Lightcone podcast, we dive deep into the major trends we're seeing from the most recent batch of YC using data we've never shared publicly before. This is a glimpse into what might be the most exciting moment to be a startup founder ever. It's time to build. YC is accepting late applications for the Summer 24 batch: ycombinator.com/apply
Apr 29, 2024•42 min•Transcript available on Metacast When you’re making important decisions as a founder — like what to build or how it should work — should you spend lots of time gathering input from others or just trust your gut? In this episode of Dalton & Michael, we talk more about this and how to know when you should spend time validating and when to just commit. Apply to Y Combinator : https://yc.link/DandM-apply Work at a Startup : https://yc.link/DandM-jobs...
Apr 22, 2024•12 min•Transcript available on Metacast YC has become a surprising force in the hard tech world, funding startups building physical products from satellites to rockets to electric planes. In this episode of Lightcone, we go behind the scenes to explore how YC advises founders on their ambitious startups. We also take a look at a number of YC's hard tech companies and how they got started with little time or money.
Apr 17, 2024•49 min•Transcript available on Metacast If you read articles about companies like OpenAI and Anthropic training foundation models, it would be natural to assume that if you don’t have a billion dollars or the resources of a large company, you can’t train your own foundational models. But the opposite is true. In this episode of the Lightcone Podcast, we discuss the strategies to build a foundational model from scratch in less than 3 months with examples of YC companies doing just that. We also get an exclusive look at Open AI's So...
Mar 28, 2024•34 min•Transcript available on Metacast One trait that many great founders share is conviction. In this episode of Dalton & Michael, we’ll talk about finding confidence in what you're building, the dangers of inaccurate assumptions, and a question founders need to ask themselves before they start trying to sell to anyone else. Apply to Y Combinator : https://yc.link/DandM-apply Work at a Startup : https://yc.link/DandM-jobs
Mar 20, 2024•21 min•Transcript available on Metacast In this episode of the Lightcone Podcast, YC Group Partners chart the evolution of San Francisco as the center of the startup world and how AI has brought everyone back to the city. They also talk about why YC chose to open our new HQ in the Dogpatch neighborhood of San Francisco and share their advice for new founders moving to the city for the first time.
Mar 18, 2024•33 min•Transcript available on Metacast Startups need to innovate to succeed. But not all innovation is made equal and reinventing some common best practices could actually hinder your company. In this episode, Dalton Caldwell and Michael Seibel discuss the common innovation pitfalls founders should avoid so they can better focus on their product and their customers. Apply to Y Combinator : https://yc.link/DandM-apply Work at a Startup : https://yc.link/DandM-jobs
Mar 15, 2024•12 min•Transcript available on Metacast In this episode of the Lightcone Podcast, YC Group Partners discuss the launch of the Apple Vision Pro and the potential of this new platform for new startups. This is a deep dive into the technical innovations Apple has made for this product, how this compares to the launch of the iPhone, and advice for founders interested in building in this space.
Feb 28, 2024•28 min•Transcript available on Metacast Within the world of startups, you'll find lots of discourse online about the experiences of founders bootstrapping their startups versus the founders who have raised venture capital to fund their companies. Is one better than the other? Truth is, it may not be so black and white. Dalton Caldwell and Michael Seibel discuss the virtues and struggles of both paths. Apply to Y Combinator : https://yc.link/DandM-apply Work at a Startup : https://yc.link/DandM-jobs...
Feb 13, 2024•14 min•Transcript available on Metacast