Alex Atallah

Alex Atallah is the CEO and co-founder of OpenRouter, the unified API and marketplace that routes developer requests across hundreds of large language models. He previously co-founded OpenSea, the NFT marketplace, where he was CTO before leaving in 2022 to build from zero to one again. A Stanford computer scientist and Palantir alum, he turned a side project that connected browsers to AI models into infrastructure now routing roughly 25 trillion tokens a week, and raised a $113M Series B in 2026.