Summaries of Y Combinator Videos 📚

SaaS Challengers

Why Did Aadit Palicha Choose Zepto Over Stanford?

How to Win by Daniel Gross

How to Build a Robotics Company with AI Models

How to Run a User Interview with Emmett Shear (How to Start a Startup 2014: Lecture 16)

How Does Paystack Help African Businesses Accept Payments?

Why Two Engineers Chose Startup Over $550K Jobs

The Technical Challenges of Measuring Gravitational Waves - Rana Adhikari of LIGO

Why You Shouldn't Treat Investors as Customers

How Can You Maximize Vibe Coding Benefits?

How to Determine If Your Startup Is Default Alive or Dead

How to Set Up Analytics for Your MVP

How Does DoorDash Revolutionize Food Delivery?

What Are Brain-Computer Interfaces and Their Future?

How to Build Software with Thin Harness and Fat Skills

How to Close Your First Enterprise Sales

How Does Jawbone Approach Hardware Product Design?

How Can You Thrive in Your 20s?

Matt Cutts on the US Digital Service and Working at Google for 17 Years

Hosain Rahman at Startup School SV 2014

How Do Billion Dollar Startups Start?

How Can You Influence Decision Makers Effectively?

Erin Frey on Therapy

How Razorpay Dominated India's Payment Industry

How Does Feather's Subscription Furniture Work?

What Is Vibe Coding and Its Impact on Programming?

How to Find Your First 10 Customers for a Startup

How To Build The Future: Parker Conrad

Paul Buchheit: What are some things successful founders have in common?

Fusion Energy Will Power the AI Boom

Startup Advisor Equity? - Pebble Watch Founder Eric Migicovsky

How Can Cold Emails Turn Into Customers?

Gobble founder Ooshma Garg speaks at Female Founders Conference 2016

How Can Founders Succeed in Sales and Investor Talks?

VMware Cofounder Diane Greene with Jessica Livingston at the Female Founders Conference

How to Create a Self-Improving AI Company

How to Start a Capital-Light Insurance Business Like Cover

OpenClaw Creator Peter Steinberger: Why Will 80% of Apps Disappear?

How Can Startup Websites Improve Their Design?

How Variance Detects Fraud at Scale

Why The Next AI Billionaire Will Be A College Dropout

Geoff Ralston's Intro - Startup Investor School Day 1

Inference Chips for Agent Workflows

How Paranoia Can Drive Tech Innovation

What Is Vermont and How Does It Enhance Scientific Collaboration?

What Should Startup Founders Avoid to Stay Productive?

50 Founders Share Why They Applied To Y Combinator

How to Successfully Apply to Y Combinator (YC)

Your Whole Goal Is to Not Quit - Courtland Allen of Indie Hackers

Growth Hacking To A Billion Dollar Marketplace

Should You Focus on Growth or Profit?

Hedging your bets while starting a startup?

What Insights Did Paul Graham Share on Startups?

What Risks Did Zuckerberg Take to Build Facebook?

How to Create Effective Outreach Emails That Get Responses

The AI Operating System for Companies

What Is the Value of Gaps in Game Design?

Andrew Ng: Building Faster with AI

The First Five Hires Of This $10 Billion Business

What Is Mystery Science and How Is It Revolutionizing Science Education?

Self-Play for LLMs, AI for Biology, Formal Verification, and More | YC Paper Club

Should You Move to Silicon Valley for Startups?

How to Focus Innovation on Real Customer Needs

What Founder Mode Really Means

Bootstrap or Raise VC Funding: What's Your Best Move?

Harj Taggar - How Startups can Compete with FAANG Companies when Hiring Employees

What Is Cargo Culting in Startups?

How to Find a Cofounder - Kat Manalac

Can AI Reduce the Need for Programmers in Startups?

How to Close First B2B Contracts Effectively

Fei-Fei Li: Spatial Intelligence is the Next Frontier in AI

Why Should Founders Avoid Small, Rare Problems?

Standing Up For Startups - YC Goes To D.C.

How to Merge VR and AI for Storytelling Success

Why Now Is The Best Time To Build In Crypto

How to Drive User Growth for Your Startup

What Are Key Strategies for Feature Prioritization and Retention?

How Did Mark Zuckerberg Build Facebook's Success?

When to Trust Your Gut in Startup Decisions

How to Build Products Users Love with Kevin Hale (How to Start a Startup 2014: Lecture 7)

How to Build an Effective Board for Your Company

How Can B2B Companies Acquire Customers Outside Their Network?

Does SEO Still Matter for Businesses in 2023?

Sam Altman - Startup Investor School Day 1

Why Startups Thrive Amid Rapid Tech Shifts

Why Founders Excel as CEOs in Startups

Change the way you think about launching.

How to Generate Startup Ideas Systematically

How Can Founders Cope with Depression While Starting a Company?

What Everyone Is Getting Wrong About AI And Jobs

How Did DoorDash Start from a College Idea?

The Job of a CFO at a Scaling Company | Sarah Friar (CFO of Square) & Jason Child (CFO of Opendoor)

Can You Apply to Y Combinator Without a US Visa?

What Challenges Do Startups Face in the Marketplace Model?

What Lessons Can We Learn from Weebly's Success Story?

How Do Startup Founders Meet Their Co-Founders?

It's all about talking to your users.

How to Avoid Mistakes in AI Website Design

What Drives Success After Achieving Product-Market Fit?

How We Redesigned Our Website

How to Build Scalable AI Systems Like Anthropic

How Playground Revolutionizes Image Design with AI

The 3 Questions We Ask When Reading Applications

How to Thrive in the Crypto Boom and Bust

YC SUS: Eric Migicovsky hosts founder office hours

Dynamic Software Interfaces

How Can Founders Embrace Uncertainty for Success?

How to Build a Successful Enterprise Software Company

What Challenges Do Founders Face in Startups?

Diana Hu on Augmented Reality and Building a Startup in a New Market

How AI Transforms Character Design in Gaming

A Conversation with Elad Gil

Ali Rowghani - How to Lead

Will Vertical AI Agents Outperform SaaS Companies?

How to Prevent Company Decline: Strategies for Success

How Michael Truell Built Cursor to Rival GitHub Copilot

How to Succeed as a Female Founder

How Simone Giertz Overcame Adversity and Created

Where to Find a Great Co-Founder for Your Startup

Reshma Shetty, Founder of Ginkgo Bioworks at the Female Founders Conference

What Will AI User Interfaces Look Like in the Future?

From A Pivot To Building A $9.6 Billion Payroll Company

What Distinguishes the Top 10% of Founders?

Mr. Robot's Co-Producer and Writer - Kor Adana

Dalton Caldwell's Whale AMA

How Can Startups Utilize AI Effectively?

Design for Startups by Garry Tan (Part 1)

Later Stage Advice with Sam Altman (How to Start a Startup 2014: Lecture 20)

What Are the Benefits of Joining Y Combinator for Startups?

How to Apply to Y Combinator for Startup Success

What Are the Future AI Breakthroughs in Reasoning?

Jim Goetz and Jan Koum at Startup School SV 2014

When is my startup ready for YC?

Kirsty Nathoo with Shan-Lyn Ma, Founder of Zola

DoorDash CEO: Customer Obsession, Surviving Startup Death & Creating A New Market

What Common Errors Do First-Time Founders Make?

Michael Seibel - Building Product

Common Fundraising Errors Founders Make

How to Find Your First 10 Startup Customers

Why Representation Matters in Entrepreneurship

Work at a Startup Expo 2019

How Is Convoy Revolutionizing the Freight Industry?

Gustaf Alströmer - Growth for Startups

Simply caring about customers is how you give your startup a competitive advantage.

What Can Founders Learn from Jessica Livingston's Journey?

Y Combinator Partners Q&A

What Video Games Does Elon Musk Recommend?

How Generosity Built Tech Giants

What Is Varden Labs and How Do They Transform Transportation?

Software for Agents

Preston Silverman on Building out a Marketplace in Education - at YC Edtech Night

What Makes a Unicorn Startup Different from Others?

How Does Meesho Help Anyone Start an Online Store in India?

Startup Investor School Day 1 Live Stream

Industrial Capabilities in Space

How to Navigate Careers in AI's Rapid Growth Era

How to Scale a Startup: Key Strategies and Tips

How Can Technical Professionals Know Their Worth?

What Key Advice Does Jessica Livingston Have for Female Founders?

What Are the Key Business Models and Metrics for Startups?

What Can We Learn from Product Hunt's Journey?

How Did Founders Land Their First Customers?

What Are Leonard Susskind's Views on Quantum Mechanics and Gravity?

Elizabeth Iorns on Biotech Companies in YC

Why Starting is the Key to Entrepreneurial Success

A Conversation with Paul Graham - Moderated by Geoff Ralston

How to Manage with Ben Horowitz (How to Start a Startup 2014: Lecture 15)

How to Effectively Launch Your Startup and Talk to Users

How Can Startups Boost Cohort Retention Rates?

Should You Base Your Startup on Passion?

How Did Ryan Ridley Help Create Rick and Morty?

How to Effectively Pitch Your Startup Idea

Why Startups Fail by Overcomplicating Products

How PA Alod Delivery Solves Restaurant Delivery Challenges

How to Operate with Keith Rabois (How to Start a Startup 2014: Lecture 14)

Things That Don't Scale, The Software Edition – Dalton Caldwell and Michael Seibel

Scaling Product | Fireside with Joe Gebbia and Reid Hoffman

Legal and Accounting Basics for Startups with Kirsty Nathoo and Carolynn Levy (HtSaS 2014: 18)

What Are Tarpit Ideas and Why Do They Fail?

Transformers Explained: The Discovery That Changed AI Forever

Kirsty Nathoo - Managing Startup Finances

HubSpot CEO and Cofounder Brian Halligan with Wufoo Cofounder Kevin Hale

Growth = Product Market Fit

How Can You Convince Others to Join Your Startup?

What Is Y Combinator's Interview Timeline for Startups?

Where Do Successful Startup Ideas Originate?

Company Brain

What Are Key Strategies for Successful Angel Investing?

Kevin Hale - How to Work Together

How DeepSeek's R1 Model Disrupts AI Competition

Do Technical Founders Need Business Co-Founders?

How Do You Know If You Should Start a Startup?

How is AI Transforming the Design Landscape?

Good News For Startups: Enterprise Is Bad At AI

Caterina Fake on Her New Podcast, Should This Exist? With Kat Manalac

YC Fireside: Surbhi Sarna + Reshma Shetty and Jason Kelly - Founders of Ginkgo Bioworks

What Are the Biggest Red Flags in YC Interviews?

How a Woman of Color Built a $275M Biotech Firm

Which Startup Ideas Should Founders Avoid?

How to Build a Successful Startup: Nate Blecharczyk's Journey

Startup Investor School Preview with Geoff Ralston

How Founders' Personal Issues Affect Startups

How to Build an Inclusive Company Culture from Day One

How Is Daybreak Health Addressing Youth Mental Health Care?

What Shutting Down Your Startup Feels Like - Avni Patel Thompson of Poppy with Kat Manalac

How to Develop AI Tools: Insights from Boris Cherny

What Opportunities Exist in Today's AI Startup Landscape?

Why Startups Must Charge Users to Succeed

Why Is Y Combinator Bringing Back In-Person Events?

AI Revolution: What Nobody Else Is Seeing

How to Learn from Customers for Startup Success

Startup School Paris

Can Manis Redefine the Future of AI Agents?

Why Startups Should Embrace Unscalable Actions

What Is the FDE Model for AI Startups?

How Should Startups Spend Money Wisely?

How AI Transforms Consumer Startup Opportunities

How to Find and Work with the Right Co-Founder

Why Did Founders Create Tech Solutions for Barbershops?

How Can Startups Find Product Market Fit Effectively?

Building Product, Talking to Users, and Growing with Adora Cheung (How to Start a Startup 2014: 4)

What Can We Learn from Tracy Young's Immigrant Success Story?

When Is It Smart to Sell Software to Startups?

How Did Lob Co-Founders Build an API for Mailing Automation?

Michael Seibel - Startup Investor School Day 2

How to Achieve AGI: Beyond AI Scaling

Are We In An AI Hype Cycle?

Increasing Healthy Human Lifespan, Laura Deming of The Longevity Fund

How Do Female Founders Successfully Raise Series A Funding?

How to Overcome Setbacks as a Startup Founder

How to Set Effective KPIs for Your Startup's Success

How to Make Smart Investment Decisions in Startups

Tim Urban of Wait But Why

Jocko Willink and Mike Sarraille - Helping Veterans Transition into the Private Sector

PR + Content for Growth by Kat Mañalac and Craig Cannon

What Do Y Combinator Partners Say About Female Founders?

How Can Startups Create Their Own Luck?

How Is Perplexity Shaping the Future of Search?

Henrique Dubugras and Anu Hariharan Discuss Brex's Corporate Card For Startups

How Will Hardware Advancements Change AI Behavior?

What Startups Must Know About Legal Mechanics

What Are Common Co-Founder Equity Mistakes?

Paul Graham: What does it mean to do things that don't scale?

Why Do Most Startups Undercharge for Their Products?

How to Succeed with Contrarian Startup Ideas

How Jensen Huang Built NVIDIA: A Resilient Mindset

How Did Chase Adam Create Watsi for Healthcare Crowdfunding?

What Makes a Great AI Startup Idea?

Why Early Hiring Can Hurt Your Startup's Success

The Powerful Alternative To Fine-Tuning

How Can Non-Tech Users Create Apps with AI?

How to Build an AI-Driven Organization

Inside The Startup Building Reusable Rockets

How Is Claude AI Revolutionizing Computer Interaction?

State-Of-The-Art Prompting For AI Agents

How Does the AI Agent Economy Work?

Office Hours with Michael Seibel

How to Continuously Launch Your Startup Successfully

Why Overthinking Hurts Startup Founders

How to Cold Email Investors Effectively

Peter Reinhardt on Finding Product Market Fit at Segment

Do You Need a Connection to Y Combinator to Apply?

How Is Baidu Advancing AI in Speech Recognition?

Vinod Khosla on How to Build the Future

Why Is Attention to Detail Crucial in Software Development?

From Pivot Hell To $1.4 Billion Unicorn

What Inspired Drew Houston to Create Dropbox?

Startups That Sell to the Biggest Companies in the World

What Is True Product Market Fit and Why Is It Important?

Fundraising Advice from Female Founders

What Essential Habits Help Founders Succeed?

How to Successfully Launch an MVP: Key Steps and Strategies

Critiquing Software Startup Websites with CEO of Glide

AI Is Eating Logistics

Office Hours with Adora Cheung

Startup Ideas You Can Now Build With AI

How Should Business Schools Prepare Students for Startups? – Jeff Bussgang and Michael Seibel

How Should Startups Determine B2B Pricing?

How to Achieve Artificial General Intelligence

Why Investors Can’t Fix Your Company – Dalton Caldwell and Michael Seibel

What Does It Mean to Do Things That Don't Scale?

How Improved AI Models Create Startup Opportunities

Paul Buchheit - Startup Investor School Day 2

Alexandr Wang: Building Scale AI, Transforming Work With Agents & Competing With China

What Makes OpenAI's o1 Model Revolutionary?

What Did Mark Zuckerberg Learn from the Early Days of Facebook?

What Are the Key Applications of Deep Learning at Google?

How New Technology Creates New Businesses

Simon Benjamin on Architectures for Quantum Computing

How To Earn Customers For Life

The Future of Bike Sharing with Ofo Cofounder Yanqi Zhang and Anu Hariharan

How To Live In The Social Media Matrix

Is Outsourcing Development a Smart Move?

CoinList Cofounder Andy Bromberg and Ramon Recuero

What Makes a Great Mobile App Design?

How David Lieb Turned a Failing Startup Into Google Photos | Backstory

What Challenges Do Repeat Founders Face in Startups?

How to Build an AI-Driven Startup Efficiently

How Much Equity to Give Your Cofounder - Michael Seibel

Why You Should or Should Not Work at a Startup by Justin Kan

How to Train Frontier AI Models at Anthropic

Did you know that these companies had more than one founder?

The Path to $100B by Paul Buchheit

The "Most Money Raised" game

What Is the Significance of Y Combinator's 10th Startup School?

Elad Gil Shares Advice from the High Growth Handbook, a Guide to Scaling Startups

What Do Successful Startup CEOs Advise New Founders?

When to Shut Down a Startup - Aaron Harris

How to Choose a Startup Idea You Can Quickly Launch

GPT-4.5 = Big Model Energy | YC Decoded

Announcing Work at a Startup

How Will AI Change Software Engineering Jobs?

How Much Should You Spend After Fundraising? - Gustaf Alströmer

The Number One Goal is Getting Started - Avni Patel Thompson of Poppy

What Meta and Apple’s Rivalry Means for AI Startups

How to Quickly Build and Iterate an MVP

Sam Altman on Choosing Projects, Creating Value, and Finding Purpose

YC Paper Club

How to Identify and Evaluate Startup Ideas Effectively

Why Should Startups Aim for Monopoly Instead of Competition?

Aravind Srinivas: Perplexity's Race to Build Agentic Search

How to Evaluate Startup Ideas for Success

Don't Start a Blog, Start a Cult - Mr. Money Mustache

Amy Buechler and Michael Seibel on Founder Coaching and Having Hard Conversations

How Does Recursion Enhance AI Model Performance?

How Should Startups Learn from Twitter's Changes?

Inside The Startup Reinventing America’s Trillion Dollar Chemical Industry

What Are SAFEs and How Do They Impact Equity?

How Can High Schoolers Succeed as Startup Founders?

What Did Ben Silbermann Learn from Building Pinterest?

Cursor Head of Design Roasts Startup Websites

How Can Startups Innovate Quickly in Tech?

The Truth About Y Combinator

How Did Y Combinator Transform Startup Funding?

What Are Key Strategies for Scaling a Startup?

Counter-Swarm Defense

Boost Your Conversion Rates: Essential Strategies

What Are the Key Trends in Early Stage Fundraising?

What Questions to Ask Before Launching an AI Startup?

When Should Startups Hire Their First Designer?

Gmail Creator Paul Buchheit On AGI, Open Source Models, Freedom

How Founders Can Effectively Talk to Users

How Did Avni Patel Thompson Start Her Childcare Startup?

Why Startup Founders Should Launch Companies Sooner Than They Think

Dalton Caldwell - Startup Investor School Day 2

How to Effectively Manage a Board of Directors

Running Your Company by Patrick Collison

Hardware Supply Chain

Why Knowing Your 'Why' Is Crucial for Entrepreneurs

What Is Software 3.0 and Its Impact on Developers?

How Did Tom Blomfield Build Two Billion-Dollar Startups?

What Are Unexpected Uses of AI in Daily Life?

Startup Hiring Advice from Lever CEO Sarah Nahm with Holly Liu

Is San Francisco Essential for Startup Success?

How To Build A Tech Startup With No Technical Skills

What Advice Does Jessica Livingston Give to Startups?

When is the Right Time to Apply to Y Combinator? - Jared Friedman

This Startup Is Trying To Delete 29% Of All CO2 Emissions

Startup Experts Reveal Their Favorite Pivot Stories

Inside The Most Powerful Startup Community In The World

How Can Startups Effectively Launch an MVP?

How Can We Create an Abundant Future by 2050?

Volley (W18) - YC Tech Talks: Gaming 2020 (November 9th, 2020)