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PODCAST

Y Combinator Startup Podcast

We help founders make something people want. The Y Combinator Podcast is where builders talk about building. From the earliest days of an idea to scaling a company that changes the world, YC partners and founders share real stories, lessons, and tactics from the frontlines.

technology

All Episodes

00:53:20

The Future Of Brain-Computer Interfaces with...

Y Combinator Startup Podcast ·

2026/03/09

YC alum Max Hodak is the co-founder of Neuralink and founder of Science, a company building brain-computer interfaces that can restore sight.Science has developed a tiny retinal implant that stimulates cells in the eye to help blind patients see again. More than 40 patients have already received the treatment in clinical trials, including one who recently read a full novel for the first time in over a decade.In this episode of How to Build the Future, Max joined Garry to discuss how BCIs work, what

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00:37:26

How To Avoid AI Design Slop

Y Combinator Startup Podcast ·

2026/03/06

As no-code design tools become more common, so do the pitfalls. You know what they look like - the purple gradients, annoying hover effects, sections that fade as you scroll. So how do you avoid a site that feels vibe coded while still taking advantage of these new tools? In this episode of Design Review, YC’s Aaron Epstein is joined by Visiting Partner Raphael Schaad, the founder and designer of Cron (now Notion Calendar). Together they’ll review user submitted sites with an eye for how to leverage

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00:19:45

The Fastest Path To Super Intelligence

Y Combinator Startup Podcast ·

2026/02/27

Poetiq is a new startup founded by former DeepMind researchers that recently achieved a major jump on the ARC-AGI and Humanity's Last Exam benchmark by layering a recursive self-improvement system on top of existing models. In this episode of Lightcone, Poetiq's Founder & CEO Ian Fischer joined us to discuss how small teams can build “reasoning harnesses” that outperform base models, what that means for startups and why automating prompt engineering may be one of the most powerful levers

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00:23:21

The AI Agent Economy Is Here

Y Combinator Startup Podcast ·

2026/02/21

With the takeoff of OpenClaw and MoltBook, a new agent-driven economy is taking shape.In this episode of the Lightcone, we took a look at the explosive growth of AI dev tools and whether the time has come for builders to make something agents want.

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00:50:10

Inside Claude Code With Its Creator Boris Cherny

Y Combinator Startup Podcast ·

2026/02/17

A very special guest on this episode of the Lightcone! Boris Cherny, the creator of Claude Code, sits down to share the incredible journey of developing one of the most transformative coding tools of the AI era.

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00:07:50

The New Way To Build A Startup

Y Combinator Startup Podcast ·

2026/02/14

In the AI era, startups aren't winning by hiring faster — they're winning by automating as many internal functions as possible. In this episode of Main Function, Garry breaks down how tiny teams are beating companies 20x their size by building automations into every workflow, from engineering to ops to customer support.

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00:22:35

OpenClaw And The Future Of Personal AI Agents

Y Combinator Startup Podcast ·

2026/02/07

You’ve probably already heard all about OpenClaw (formerly Clawdbot/Moltbot). The viral sensation is an open-source AI assistant that runs on your own device, connects with messaging apps you already use, and goes beyond chat to actually execute tasks like managing your email, calendars, files, workflows, and more. Now meet the man behind it. YC’s Raphael Schaad sat down with Peter Steinberger, the creator of OpenClaw, to discuss the “aha” moment behind the viral personal AI agent, why local-first

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00:45:59

We're All Addicted To Claude Code

Y Combinator Startup Podcast ·

2026/02/06

Wondering why your maker-turned-manager suddenly seems distracted in meetings? Maybe they're addicted to coding agents! In this episode of Lightcone, Calvin French-Owen — a co-founder of Segment and former engineer on OpenAI's Codex team — joins us to talk about why coding agents suddenly feel so powerful, the differences between Codex, Claude Code, and Cursor, and what the future of work will look like.

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00:05:41

How To Get Your First Customers

Y Combinator Startup Podcast ·

2026/01/14

When you're starting out, it isn’t enough to just build a minimum viable product. You also need a minimum evolvable product - one that can adapt to the needs of those critical early customers. In this episode of Main Function, YC General Partner Ankit Gupta offers an update to the classic MVP playbook. He’ll outline strategies for getting your first customers, the power of adaptability and how feedback from early users will ultimately shape the future of your product and your company.Apply to Y

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00:15:43

Inside The Startup Building Reusable Rockets

Y Combinator Startup Podcast ·

2026/01/08

Stoke Space is racing to build the world's first fully reusable rockets that can launch, survive reentry, and fly again and again. In this episode of Hard Tech, YC’s Aaron Epstein sits down with Stoke Space co-founders Andy Lapsa and Tom Feldman to find out why they chose to take on one of the hardest problems in rocket science, how an obsession with efficiency gives them an edge, and what full reusability could unlock for the future of spaceflight.Apply to Y Combinator:

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00:30:22

What Surprised Us Most In 2025

Y Combinator Startup Podcast ·

2025/12/22

2025 was the year AI stopped feeling chaotic and started feeling buildable. In this Lightcone episode, the YC partners break down the surprises of the year, from shifting model dominance to why the real opportunity is moving back to the application layer, and why the next wave of AI startups may be just getting started.

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00:11:59

How Intelligent Is AI, Really?

Y Combinator Startup Podcast ·

2025/12/17

ARC-AGI is redefining how to measure progress on the path to AGI - focusing on reasoning, generalization, and adaptability instead of memorization or scale.During this month's NeurIPS 2025 conference, YC's Diana Hu sat down with ARC Prize Foundation President Greg Kamradt to find out why most AI benchmarks fail, how ARC-AGI reveals the limits of today’s models, and why measuring intelligence may be harder than building it.

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00:42:19

The End of the Designer–Engineer Divide

Y Combinator Startup Podcast ·

2025/12/12

Head of Design Ryo Lu helped transform Cursor from a feature-layer on top of VS Code into one of the world's leading AI code editors.He joins YC's Aaron Epstein on Design Review to talk about the path that brought him to Cursor, how rapid prototyping reshaped the core product and how he's breaking down the barriers that once separated designers and coders.

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00:38:46

From Pivot Hell To $1.4 Billion Unicorn

Y Combinator Startup Podcast ·

2025/12/10

In just a few years, James Hawkins took PostHog from an idea hacked together right before YC's W20 deadline to a unicorn powering product analytics for thousands of teams.He joins YC's Brad Flora to talk about surviving six months of "pivot hell," why open-source analytics was the breakthrough, and how PostHog grew from fighting for its first users to launching full product lines—plus what he's learned about momentum, staying close to customers, and using transparency and humor

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00:39:35

The Best Consumer Startup Ideas Were "Impossible"...

Y Combinator Startup Podcast ·

2025/11/28

Every major shift in consumer tech has a moment when it suddenly becomes accessible to millions. Michael Mignano helped spark one of those moments with Anchor, making podcast creation something anyone could do with a tap. Now at Lightspeed, he sees AI bringing a similar leap to music, media, and everyday apps.In this conversation, he and Garry trace the arc from the early days of social audio to today's consumer AI boom—and dig into what founders should focus on as the next generation of

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00:35:34

Cursor Head of Design Reviews Startup Websites

Y Combinator Startup Podcast ·

2025/11/20

Cursor Head of Design Ryo Lu has spent his career at the intersection of design and engineering—from building fan sites as a kid to designing products at Stripe, Asana, and Notion. Now he's rethinking how software itself gets made.On this episode of Design Review, Ryo joins YC's Aaron Epstein to break down how great product websites communicate what a company does. They walk through sites from early-stage startups, calling out the small choices in structure, clarity, and brand that help

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00:12:55

Inside The Startup Launching AI Into Space

Y Combinator Startup Podcast ·

2025/11/13

Starcloud recently made history by launching a satellite with an NVIDIA H100 into orbit — the first time a GPU that powerful has ever operated in space. It's the first step toward building AI data centers in orbit, powered by continuous sunlight and cooled by radiating heat into deep space.Their approach could one day rival the world's biggest data centers while using less energy, zero fresh water, and far lower emissions.In this episode of Hard Tech, YC's Aaron Epstein visits

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00:43:20

How To Recruit The Best Engineers And Sales Reps

Y Combinator Startup Podcast ·

2025/11/07

Most founders think hiring is about interviewing. But it's actually about selling.For Startup School, Juicebox co-founder & CEO David Paffenholz joins YC's Harj Taggar to share how early-stage founders can find, pitch, and close top engineering and sales talent— from crafting better outreach to winning great hires from Big Tech— even when you're an unknown startup.

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00:39:24

From Idea to $650M Exit: Lessons in Building AI Startups

Y Combinator Startup Podcast ·

2025/10/28

Jake Heller is the co-founder & CEO of Casetext, the AI legal startup behind CoCounsel, which was acquired by Thomson Reuters for $650 million.In his talk at AI Startup School on June 17th, 2025, he shared how his team did it—from picking the right idea to building AI products that actually work—and how founders can turn a cool demo into a reliable tool used by real customers.

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00:09:18

Transformers: The Discovery That Sparked the AI...

Y Combinator Startup Podcast ·

2025/10/23

Nearly every modern AI model, from ChatGPT and Claude to Gemini and Grok, is built on the same foundation: the Transformer.In this video, YC's Ankit Gupta traces how AI learned to understand language — from early RNNs and LSTMs to attention mechanisms and the breakthrough 2017 paper Attention Is All You Need — the discovery that unlocked the modern AI era.

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315 results

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