The Data Letter

About the Substack

The Data Letter is about the economics of AI: what it costs to build and run, what companies claim it returns, and what the numbers actually show. Subscribe for your free AI Readiness Checklist.

Free Subscription Benefits

  • Your free AI Readiness Checklist, plus weekly articles on AI operations, managerial workflows, and what's changing in AI and what it means for your team

Paid Subcription Benefits

  • The AI Ops Roadmap: a 30-day plan that takes you towards your first working AI workflow, one week at a time
  • Full AI Cost & ROI Audits - the unredacted walk-through of what a company disclosed, what it didn't, and what the numbers actually show
  • Deep dives on the real cost of AI - tokens, compute, hidden bills, and the unit economics nobody publishes

Paid Subscription Plans

  • $10 a month
  • $100 a year

About Data + AI Economics

AI economics. Token costs, ROI models, and the CFO conversation. Practical frameworks.

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