This podcast interviews Issa Fulford and Josh Tobin, leaders of OpenAI's Deep Research product, a new AI agent capable of conducting in-depth online research and generating comprehensive reports in minutes. The discussion covers Deep Research's capabilities, its development (including the use of end-to-end reinforcement learning), surprising use cases (like coding assistance and personalized education), and future directions. The interviewees highlight the importance of end-to-end training for building powerful AI agents, contrasting it with manually designed workflows. A key takeaway is that Deep Research excels at detailed queries requiring extensive web searches, synthesizing information into concise reports with citations. Listeners gain insights into the capabilities and development of advanced AI agents and their potential impact on various professional and personal tasks.