Caleb Peffer

Caleb Peffer is the founder and CEO of Firecrawl, a fast-growing developer platform that turns the web into AI-ready data. Since launching in early 2024, Firecrawl has grown to serve over 350,000 developers and enterprise customers like Shopify and Zapier, helping them access, process, and integrate high-quality, real-time web data into AI products. Peffer is a Y Combinator alumnus and serial builder with a background in AI, large-scale data infrastructure, and developer tools. Under his leadership, Firecrawl has scaled to millions in ARR while remaining profitable, along with becoming one of the top 400 GitHub repos of all time. Known for his product-driven approach, Peffer has led Firecrawl through rapid iteration, from viral open-source launch to enterprise adoption, while fostering a team culture where 80% of employees are former founders and engineers. His work is focused on making the world’s information accessible and actionable for AI systems — a mission that’s reshaping how developers and AI agents interact with the web.