Karri Saarinen

Linear: $1.25B valuation, $82M Series C (Jun 2025), used by OpenAI and Vercel

Co-founder and CEO of Linear — the issue tracker built for high-performance software teams. Former design lead at Airbnb and Coinbase. Co-founded Linear in 2019 with Jori Lallo and Tuomas Artman. Used by OpenAI, Ramp, Vercel and thousands of teams.

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Thomas Paul Mann@thomaspaulmann

Raycast: 100,000+ active users, $30M raised from Accel

Co-founder and CEO of Raycast — the AI-powered launcher for Mac that replaces Spotlight with a full productivity platform. Built to 100,000+ active users with no prior VC experience. Raised $30M from Accel.

Both building OSS tools on AI

Anton Osika@antonosika

Lovable: $6.6B valuation, $400M ARR, 200K+ daily projects

Co-founder and CEO of Lovable — the AI full-stack engineer that builds apps from prompts. European fastest-growing startup ever, reaching $100M ARR in 8 months. Pioneer of vibe coding. Previously released GPT-Engineer with 52K GitHub stars.

Both building OSS tools on AI

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Andrej Karpathy@karpathy

Ex-OpenAI Director of AI, Ex-Tesla AI Lead; EurekaLabs founder; $50M+ raised; 1M+ GitHub followers

Founder of Eureka Labs, former Director of AI and Autopilot Vision at Tesla, and founding member of OpenAI. Coined the term "vibe coding." Recently open-sourced AutoResearch — an agentic system that ran 700 ML experiments in 2 days autonomously, discovering 20 optimizations. One of the most influential AI researchers alive.

Both building OSS tools on AI