20VC: Windsurf Founder on Will Model Companies Own the App Layer | Why Moats Do Not Exist in a World of AI | Why the Notion of Single Person $BN Companies is BS | Lovable vs Bolt & Cursor vs Windsurf: How Does it All End with Varun Mohan

Varun Mohan is the CEO and Co-Founder of Windsurf, the leading AI-native IDE, which has over a million users and generates over 50% of all committed software across thousands of companies. Prior to Windsurf, Varun graduated with a Master’s in Computer Science from MIT and led a team at Nuro focused on large-scale deep learning infrastructure for autonomous vehicles. Today's Agenda: [00:00] The $3B Startup That Only Happend on the Third Pivot [05:12] When to Give Up vs When To Stick at It [08:55] “Never Fall in Love With Your Idea” — Here’s Why [10:38] What Founders Get Wrong About Being First [13:52] What Would Windsurf Do If They Had Unlimited Resources [16:45] Will Lovable and Bolt Ultimately Compete with Windsurf and Cursor [19:25] The Product Development Rule That Breaks All Startup Rules [21:20] The Cold Truth About Moats in the AI Era [24:30] The OpenAI Question You’re Not Supposed to Ask [32:50] Who Actually Counts as an Engineer in 5 Years? [35:10] Will Product Managers Even Exist in 2030? [37:30] Async Agents Are Coming—But Most Will Fail.. Why? [41:00] The Truth About Agent-Only Workflows [44:20] The One Area of Engineering That AI Will Eat Next [46:12] What Cursor Got Right (That Windsurf Didn’t) [47:55] Are LLM APIs Already Commoditized? [50:30] Why Anthropic Won’t Win by Default [52:10] Should Model Companies Own the App Layer? [58:05] What Does Varun Want to be Remembered For?