Dev Interrupted
Dev Interrupted
LinearB
Dex Horthy on Ralph, RPI, and escaping the "Dumb Zone"
46 minutes Posted Feb 17, 2026 at 11:00 am.
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When the Ralph autonomous loop was born, Dex Horthy was "in the garden," witnessing the spark that set the AI engineering community on fire. Andrew sits down with the HumanLayer founder to discuss how to escape the "Dumb Zone" by applying his strict RPI (Research, Plan, Implement) methodology - a process that forces agents to generate intermediate design artifacts and align on architectural decisions before writing a single line of code. They also break down the brutal economics of agentic co...