ARR is Dead: Rethinking SaaS Financial Metrics in the AI Era

The article argues that Annual Recurring Revenue (ARR) as a metric has lost validity due to AI-driven changes in software business models, including usage-based pricing, experimental revenue, and increased churn. The author advocates for segmenting different revenue types and prioritizing CAC Payback Period as a more reliable metric in volatile environments. Companies must stop blindly applying legacy SaaS metrics and instead develop honest, segment-specific unit economics frameworks.