Latest Interviews
Showing 76–90 of 350 interview transcripts.
Clear all filters- Y Combinator30 min
How To Design Better AI Apps
Pete Kuhman argues that most current AI software applications are merely legacy interfaces retrofitted with basic chat capabilities rather than being re-engineered as true "action-oriented" agents. He proposes a shift where users can customize or auto-generate system prompts to transform AI from a generic text generator into a tool that executes complex, multi-step workflows across different software environments. Supported by Y Combinator's internal implementation of such agents, this paradigm aims to replace manual prompt engineering with personalized, autonomous systems that handle routine cognitive tasks.
- Y Combinator19 min
How AI Coding Agents Will Change Your Job
Tom Blomfield and other Y Combinator founders describe a rapid shift where AI coding tools have surged to 50% adoption, enabling individuals to generate massive software artifacts and achieve tenfold productivity gains. This technological leap promises to replace traditional software engineering roles within a decade, transitioning the industry toward small, owner-led teams that manage AI agents rather than writing code manually. While these advances create unprecedented opportunities for solo founders to build valuable companies with minimal capital, the broader displacement of white-collar workers in fields like law and medicine is expected to trigger significant societal turbulence over the coming decades.
- Y Combinator53 min
Windsurf CEO: Betting On AI Agents, Pivoting In 48 Hours, And The Future of Coding
Varun Mohan, Mark Mandelmann, Jr., Melanie Warrick, Amanda Schade, Mark Blyth
Windsurf, led by founders who pivoted from GPU virtualization to AI coding tools in 2022, has rapidly scaled to over one million developers and achieved eight-figure annual revenue without a dedicated sales team. The company differentiates itself through an "agentic editor" that handles codebases exceeding 100 million lines by combining AST parsing with real-time GPU re-ranking, enabling automated legacy migration and multi-step code execution. This rapid growth was driven by a strategy of immediate product iteration, such as transforming a VS Code extension into a standalone IDE to overcome architectural limitations, all while maintaining a hiring philosophy centered on engineers capable of executing high-stakes pivots.
- Y Combinator38 min
How Zepto Became India’s Fastest Growing Startup
Zepto co-founders Aadit Palicha and Aadit Palicha (KB) scaled a Mumbai-based grocery startup into a $5 billion unicorn by pioneering a "customer backward" dark store model that delivers 1.5 million daily orders across 50 Indian cities in ten minutes. The company achieved financial efficiency by breaking even just over two years ago despite a global capital freeze, while diversifying revenue streams through advertising and new verticals like Zepto Cafe. Driven by a long-term vision to rival global giants like Amazon, Zepto leverages generative AI and a cost-effective Indian talent pool to expand beyond groceries into electronics and general merchandise.
- Y Combinator21 min
What Founders Can Do To Improve Their Design Game
Raphael Schad argues that successful startups require the intersection of design, business, and technology, urging designers to learn coding to bridge the gap between concept and execution. His startup Cron exemplifies this approach, having evolved into Notion Calendar following an acquisition that validated the power of founders who can build their own product visions. As artificial intelligence reshapes product categories, Schad emphasizes that the ability to create interactive prototypes and understand technical constraints remains a critical competitive advantage for modern founders.
- Y Combinator32 min
DoorDash CEO: Customer Obsession, Surviving Startup Death & Creating A New Market
DoorDash was founded on the principle of empowering physical businesses after observing a macaroon store owner's inability to fulfill delivery requests, leading to a validated strategy that prioritized suburban markets and a diverse driver workforce over traditional high-density city centers. The company weathered critical operational crises, such as the 2013 Stanford delivery delays and persistent investor skepticism, by establishing a customer-obsessed culture that later enabled it to surpass competitors during the 2020 pandemic through strategic commission cuts and industry-wide support. Today, DoorDash employs over seven million drivers and commands approximately 60% of the U.S. food delivery market share while maintaining its long-term mission to grow the GDP of every city.
- Y Combinator43 min
How Top 1% Founders Navigate Co-founder Conflict
Harj, Patrick Collison, Garry, Gary, Jared Harge, Diana
Founders often face severe psychological strain and destructive co-founder dynamics, such as self-abandonment and cultural clashes, which experts argue require shifting from servant leadership to asserting personal authority for effective conflict resolution. To support technical talent, YC is simultaneously launching Summer Fellows Grants that award $20,000 in cash and $90,000 in compute credits to undergraduate students working on novel AI projects, while providing access to AI Startup School and in-person co-working sessions. The discussion concludes that while solo founders avoid interpersonal friction, they are at a significant disadvantage against the superlative collaboration necessary to build exceptional, scalable companies.
- Y Combinator26 min
From A Pivot To Building A $9.6 Billion Payroll Company
Harj Taggar, Joshua Reeves, Hodge Tagger
Founded by three co-founders who pivoted from a failed expert advice marketplace, Gusto revolutionized the fragmented U.S. payroll industry by delivering a cloud-based, design-driven solution that replaced outdated manual processes used by major incumbents like ADP. The company initially targeted California startups with bare-bones tax filings before leveraging a landmark seed round from prominent tech founders to scale into benefits and compliance, ultimately positioning itself as an AI-powered back-office partner for small businesses. Today, Gusto continues to drive market growth by expanding its self-serve platform and launching a comprehensive compliance hub, aiming to increase the survival rate of new employers through proactive, pattern-matched operational guidance.
- Y Combinator38 min
Figma's Dylan Field: Exploring the idea maze, vibe coding, and the power of “locking in”
Co-founded by Dylan Field, Figma evolved from a series of early pivots into a dominant collaborative design platform that successfully integrated engineers and product managers alongside traditional designers. The company's trajectory was shaped by a user-driven roadmap that birthed features like FigJam and an internal culture of "Maker Weeks," which emphasized rapid iteration over long-term planning. Field's current strategy leverages AI strictly as a capability-enhancing tool to lower participation barriers while acknowledging its inability to replicate human judgment in complex design contexts.
- Y Combinator32 min
Vibe Coding Is The Future
Andrej Karpathy, Gary, Jared Harge, Diana, Abhi von Copycat, Mark Mandelmann, Yoav, Leslie Kendricks, Francesc Campoy Flores, Mark Mirchandani, Melanie Warrick, Trevor, Mark Blyth, Anders Ericsson, Malcolm Gladwell, Picasso, Max Levchin, Toby Lutke, Mark Zuckerberg
Founders characterize "vibe coding" as the emerging dominant standard, where exponential velocity gains from AI tools like Cursor shift the primary engineering role from syntax generation to product judgment and taste. While this paradigm democratizes initial prototyping by generating over 95% of code automatically, participants note a critical divergence where scaling to massive user bases still demands classically trained architects to handle complex systems engineering. Consequently, the industry is pivoting toward hiring assessments that prioritize reviewing capabilities and architectural decision-making to distinguish between the "good enough" code produced by AI and the exceptional quality required for world-class systems.
- Y Combinator36 min
AI Interfaces Of The Future | Design Review
This event analyzes the industry shift from static, noun-based interfaces to dynamic, verb-centric workflows driven by AI agents and voice technologies. Speakers highlighted emerging tools like VAPI, Gumloop, and AnswerGrid, which prioritize low-latency voice interaction, visual workflow canvases, and parallel data processing to enhance system autonomy and trust. The discussion concludes by projecting a decade-long transition toward touch-first design patterns and standardized canvas models that will fundamentally redefine software interaction paradigms.
- Y Combinator35 min
How To Build The Future: Aravind Srinivas
Perplexity achieved a valuation exceeding $9 billion by pivoting from enterprise prototypes to a consumer search engine that leverages modern LLMs to summarize top search results while adhering to a "user is never wrong" philosophy. Founder Aravind Srinivas credits the platform's exponential growth to viral user adoption and a strategic focus on engagement metrics rather than complex agent-based browsing. Looking ahead, the company aims to evolve into a full-stack decision engine capable of executing end-to-end tasks like booking travel, thereby overcoming the current industry split between information retrieval and commercial monetization.
- Y Combinator49 min
How AI Is Changing Enterprise
Aaron Levie, Gary, Jared, Harj, Diana, Mark Mandelmann, Mark Mirchandani, Mark Mandalini, David Eastman, Melanie Warrick
Industry leaders assert that sustainable AI startups must evolve into software companies delivering proprietary business logic rather than relying on simple model wrappers, a shift driven by the economic reality that intelligence is becoming commoditized. This transition is fueled by Jevons Paradox, which predicts that lower costs will expand the total addressable market by enabling enterprises to automate previously unaffordable workflows while shifting pricing models toward usage-based structures. Consequently, Fortune 500 organizations are rapidly adopting AI-native strategies focused on core intellectual property, leveraging agentic workflows to reinvest efficiency gains into growth rather than workforce reduction.
- Y Combinator14 min
How Blake Scholl Built The First Independent Supersonic Jet
Boom Supersonic, founded by former Amazon and Groupon engineer Blake Schull, is advancing its XB-1 supersonic prototype to validate the technical feasibility of a next-generation airliner. This initiative aims to replace the Concorde with the Overture, a 65-passenger aircraft utilizing sustainable fuel and sonic boom mitigation technology to enable overland travel. By prioritizing business-class pricing and targeting commercial operations by 2029, the venture seeks to overcome the historical economic failures of supersonic flight through a lean development strategy.
- Y Combinator44 min
How To Get AI Startup Ideas
YC is hosting its inaugural AI Startup School in San Francisco on June 16th and 17th, featuring high-profile speakers like Elon Musk and Sam Altman to guide eligible CS students and recent graduates through cutting-edge venture creation. The program emphasizes deriving viable startup ideas by leveraging unique domain expertise or conducting undercover research in underserved industries, illustrated by case studies of founders who transformed personal observations at companies like Tesla and Cohere into seven-figure ventures. Participants receive full travel support and strategic advice to persist with ambitious AI projects, moving beyond transient trends to build companies with sustainable competitive advantages in rapidly evolving sectors.