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productcfo

Calculators

What I built to figure this out

Seven open-source calculators with the Excel and the methodology behind each one. Each loads with a public-company example by default; fork what you want.

AI economics

What does AI actually cost when it lives inside a recurring revenue product?

AI margin decomposer

What looks variable in COGS is mostly fixed in production. The decomposer separates the layers.
Coming soon

FTE vs AI decision model

When the next role on the org chart could be an agent instead. Function by function.
Coming soon

Subscription economics

Which segments are actually worth keeping?

Tier LTV/CAC stress test

Stress test tier-level unit economics against realistic churn and mix shifts.
Coming soon

Subscription scenario modeler

Model subscription revenue across pricing, packaging, and mix scenarios.
Coming soon

Capital decisions

How do I sequence the menu of capital uses on my desk this quarter?

Capital allocation engine

Sequence the menu of capital uses on the desk against a hurdle rate and committed capital.
Coming soon

B2B adjacency scorer

Score a B2B adjacency idea against the existing business on fit, cost, and risk.
Coming soon

Margin diagnostics

Where is margin really going by product line?

Product line contribution audit

Decompose gross margin and contribution by product line.
Coming soon