Section 4: Mental Model Metrics

Mental Model	Primary Metric	Supporting Metrics	Owner	Cadence
Platform vs. Product Test	Ratio of platform to team-specific capabilities	Onboarding time; Platform internal NPS	Platform Lead	Quarterly
Experiment Budget Test	Median cost per validated learning	Experiment success rate; Time to first invalidating result	Experimentation Lead	Monthly
Symbiosis Audit	% of AI workflows with human-in-the-loop design review passed	Human override availability; Employee sentiment	Product / Ethics	Per release
Velocity Diagnostic	Waiting states removed per month	Lead time reduction per removal; Self-service rate increase	Platform / Engineering	Monthly
Ethics Red Team	Red team exercises per quarter	Issues found and fixed before release; External harm reports	Security / Ethics	Quarterly