The executive who led Amazon's efforts to build top AI models is out. Rohit Prasad, SVP and head scientist, is leaving two years after launching a new Artificial General Intelligence group. CEO Andy Jassy said Prasad plans to depart at the end of the year. Prasad was elevated to report directly to Jassy in 2023 to lead the AGI team, which was tasked with developing Amazon's "most ambitious" AI models, Business Insider reported at the time. Since then, Prasad helped launch Amazon's Nova family of AI model ...