Alex Atallah builds OpenRouter, a marketplace and routing platform that gives developers access to large language models through a unified interface. He previously co-founded OpenSea, served as its CTO, and remains on its board; he also backs infrastructure startups, including Axiom and Hyperbolic.
CEO, OpenRouter
Co-founder and CEO
Co-founded and leads the marketplace and routing platform for large-language-model APIs.
Co-founder and Board Member
Co-founded OpenSea in 2017, served as CTO, and later led ecosystem initiatives. He left his full-time role in July 2022 and remains on the board.
Chief Technology Officer
Lead Frontend Engineer
Forward Deployed Engineer
Co-founder
Co-founded a natural-language data integration startup for hedge funds and wound it down after four months.
Software Engineer
Data Visualization Engineer
Studied Computer Science (2010–2014)
