Valuations attached to AI companies are reported as single numbers and compared directly. The comparison is usually invalid, because the number is derived from a transaction whose terms are not published.
The headline figure is an extrapolation
A valuation is calculated by taking the price paid for a small slice of a company and multiplying by the total shares.
That arithmetic assumes every share is worth what the newest one was, which is rarely true because the newest shares usually carry protections the older ones lack.
Preferences that guarantee a return before others are paid can make a headline number substantially higher than what the company would fetch in a sale.
Compute commitments distort both sides
Several large investments have been structured partly as credits for computing capacity rather than as cash.
The recipient records an investment at full value while the provider records revenue when the capacity is consumed, so the same arrangement inflates two different figures.
Comparing a company funded this way with one funded in cash compares different things wearing the same label.
Revenue quality varies enormously
Reported revenue may consist of durable subscriptions, one-off enterprise pilots, or usage from a small number of customers who could leave at renewal.
Gross margin differs just as widely, since a company serving its own models on rented hardware has a cost structure unlike a company reselling another provider's capability.
Neither distinction is visible in the multiple that gets quoted, and both determine whether the business survives a downturn.
The comparison set is unstable
Some of these companies are best understood as research organisations, some as infrastructure providers, and some as ordinary software vendors that added a model.
Each type has historically been valued on different bases, and grouping them under one sector label produces averages that describe nothing.
The label also moves: a company that presented as a research lab may be reporting as a product business two years later without any announcement of the change.
What is worth reading instead
Figures that carry more information than valuation are usually available: customer concentration, whether revenue is committed or consumption-based, and how much of the cost base is fixed hardware commitment.
Long-term capacity contracts matter particularly, because they convert a variable cost into an obligation that persists whether or not demand arrives.
A company with modest revenue and no fixed commitments is in a materially different position from one with the same revenue and years of contracted capacity, and the headline valuation reflects neither.