operational-substrate

General-purpose reasoning methodology that shapes how Claude approaches any task. Applies Seven Lenses (Game Theory, Feynman decomposition, Fravia seeking, Bayesian updating, Economics, Experimental testing, Logical precision) in composition to any query. Activates on virtually all substantive user requests — analysis, research, planning, problem-solving, evaluation, decision-making, creative work, technical tasks. Always-on cognitive substrate rather than domain-specific skill.