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ValuationAdvanced· 9 min read

How to value an AI company

The one thing to remember

When there are no earnings, you are not valuing a company. You are pricing a story about margins that do not exist yet. Make the story explicit.

The question

Value a business whose profits are entirely in the future without fooling yourself.

Figure

How to value an AI company works, in one picture

1The P/E does not exist, so people reach for P/S. Be careful2Value it on the margin it will have, and write that number d...3Treat capital intensity as the central question4Ask who captures the value

The same argument as the text, as a chain. Each step is what makes the next one possible.

Figure

The only five moats there are

1
Brand
People pay more for the same thing
2
Switching costs
Leaving is painful or expensive
3
Network effects
It gets better as it gets bigger
4
Cost advantage
It can undercut and still profit
5
Scale in a small market
Not worth invading

If you cannot name which of these a company has, it probably does not have one. It is merely doing well, which is a different and far more temporary condition.

  1. 1

    The P/E does not exist, so people reach for P/S. Be careful

    Price to sales ignores whether the revenue is profitable at all. A pound of software revenue at 85% gross margin is worth many times a pound of hardware revenue at 20%, and P/S cannot tell them apart. It is a fallback, not a valuation.

  2. 2

    Value it on the margin it will have, and write that number down

    The honest method is to forecast the business at maturity: what revenue, at what operating margin, in what year. Then discount it back. Every one of those inputs is a guess, which is exactly why you should state them out loud rather than hide them inside a multiple.

    The discipline is that a stated assumption can be argued with. A P/S ratio of 30 cannot.

    If your mature margin assumption is higher than any company in history has sustained, that is not a bold thesis, that is an error.

  3. 3

    Treat capital intensity as the central question

    Software historically needed almost no capital, which is why it earned such spectacular returns. AI needs data centres, power, and chips that depreciate fast. That is a fundamentally different business model wearing software's clothes.

    Free cash flow, not revenue, is where this shows up. Watch the gap between the two widen.

  4. 4

    Ask who captures the value

    A technology can be transformative and still make nobody money, if the benefit competes straight through to the customer. Airlines transformed travel and destroyed a century of shareholder capital.

    The question is not whether AI is valuable. It is whether the value is defensible, and that is a question about moats: switching costs, proprietary data, scale. If a model can be replicated for a fraction of the cost six months later, there is no moat, however good it is.

Try it
Discounted cash flow, liveInteractive
Cash the business throws off What it is worth to you today
Fair value
£2389m
Market says
£1600m
Undervalued by
+49%
Nudge the discount rate by one point and watch fair value swing. That sensitivity is the honest reason two smart people can value the same company very differently.
You have got it when

You can state the mature revenue, mature margin and year your valuation assumes.

Read next

The bottom line

When there are no earnings, you are not valuing a company. You are pricing a story about margins that do not exist yet. Make the story explicit.

See the AI and semiconductor names

The near-monopolies and the commodities, side by side, because they look identical from outside and they are not.