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Principle AI Product Building Future of AI Business Models

Sell the work, not the tool — the services budget dwarfs the software budget, and every model improvement helps whoever sells the outcome

Copilots sell tools to professionals; autopilots sell outcomes to end customers and access the vastly larger services TAM from day one

@julienbek — Services: The New Software · · 15 connections

“A copilot sells the tool. An autopilot sells the work.” Copilots like Harvey (law) and Rogo (investment banking) make professionals more productive — the professional is the customer, takes responsibility for output, and pays tool-budget prices. Autopilots like Crosby (NDAs) and WithCoverage (insurance) sell the outcome directly to the company that needs it. “For every dollar spent on software, six are spent on services,” and autopilots capture the work budget from day one.

This explains the market sizing gap that LLM competition fragments markets from 3 incumbents to 300 identifies: the “3 to 300” explosion isn’t just fragmenting software markets — it’s unlocking the 6x-larger services market that software never addressed. The convergence is inevitable: “Today’s judgement will become tomorrow’s intelligence,” so copilots and autopilots will merge. But starting position matters because it determines where you can win customers now and begin compounding the data advantage that Context is the product, not the model predicts will be decisive.

Bek states the strategic fork bluntly: “If you sell the tool, you’re in a race against the model. But if you sell the work, every improvement in the model makes your service faster, cheaper, and harder to compete with.” A company might spend $10K a year on QuickBooks and $120K on an accountant to close the books — the next legendary company will just close the books. Joe Schmidt IV gives the diagnostic in System or tool? Ask whether the customer would still need you if a lab shipped a direct competitor: if the customer would still need you after a lab ships a direct competitor, you sell the work; if not, you were selling the tool. Selling the outcome also inverts the usual anxiety that Frontier companies absorb every useful agentic pattern into their products: platform absorption helps you, because better models mean better margins on the work you deliver.