_Chromium_ in this channel In the material about agentic browsers, Chromium appears as the open-source browser foundation that modern browsers — and OpenAI's agentic browser, Atlas — are built on. Atlas builders Ben Goodger and Darin Fisher are veterans of Netscape, Firefox, and Chrome, and their background with the Chromium codebase shapes how they discuss why browsers are hard to build and what changes when an AI-native browser is constructed on top of that foundation. Why it matters here Understanding Chromium's role helps you evaluate how agentic browsers work: much of the engineering reality behind an agent-facing browser comes from building on an established browser platform rather than starting from scratch. - Chromium is the open-source browser project that browsers like Chrome — and, in this material, OpenAI's Atlas — are built on. - Atlas's builders bring direct Chromium-lineage experience from Netscape, Firefox, and Chrome. - The term is used to explain the platform and engineering foundations behind building an agentic, AI-native browser.