Four AI Giants, Four Doors, One Lesson in Strategy

The four biggest AI companies refuse to stand in the same room.

OpenAI, Anthropic, Google, and xAI all train large language models. On a spec sheet they look like four versions of one product. Then you watch what they actually do — where they spend, who they sell to, what they say they are for — and the four blur apart into four completely different businesses.

That is not an accident. It is the single cleanest worked example of strategy I have seen since Nike forgot what it was selling. And it is happening in public, in real time, funded by the most sophisticated capital on earth.

If you run a business in a crowded market — and almost every market is crowded now — this is the most useful thing you can study this week. Not because you are building AI. Because the four smartest, best-resourced teams alive are showing you, live, what positioning actually looks like when it is done on purpose.

The three doors

Michael Porter of Harvard defines strategy as the creation of a unique and valuable position involving a different set of activities. Porter draws one hard line — between merely doing the same things better, which he calls operational effectiveness, and genuine strategy. The way I teach that line is as three doors.

Door one — same activities as your competitors, done a bit better. You are playing the same game, trying to be more efficient at it. Useful. Porter is blunt that it is not strategy. When everyone competes on the same activities, the differentiation collapses and you compete on price.

Door two — same activities, done the same way. The danger zone. You are indistinguishable, and price is the only lever left. Your margin is whatever the cheapest competitor decides it should be.

Door three — strategy, which Porter draws wider than most people remember. A different set of activities to solve the customer's problem — or the same activities performed in a genuinely different way. A distinct set of moves that produce a distinct outcome, and a position nobody else is occupying.

Here is the trap. Most organisations believe they are walking through Door three and are actually standing in Door one. They are convinced their version of the same activity is meaningfully different. The customer rarely agrees.

Now look at the four AI giants. Every one of them walked through Door three. And each opened it into a different room.

Four giants, four rooms

A position, as the ad men Al Ries and Jack Trout put it in 1980, is a piece of real estate in the customer's mind. You earn it and you defend it. Watch four companies earn four different plots.

OpenAI — the consumer default

OpenAI is playing for the front door to the internet. Not a better search engine. A different activity entirely — a conversation — aimed at the same job search was hired for. Find, decide, buy.

The scale is the tell. ChatGPT reached 900 million weekly active users by February 2026. Then OpenAI shipped the Atlas browser — a browser that greets you with ChatGPT's bar, not Google's — and began building checkout and ads directly into the chat. That last move is Google's own business model, pointed back at Google. Sam Altman has been blunt about who the target is, describing how older users treat ChatGPT as "a Google replacement."

The real estate OpenAI wants is the default — the first place a billion people go. That is a consumer position, and it is enormous.

Anthropic — the layer underneath

Anthropic walked through the same door into the opposite room. It is not chasing the billion-person consumer default. It is selling to the people who build and run serious businesses.

The numbers point the other way on purpose. Anthropic's revenue is driven overwhelmingly by enterprise and developer demand, not a consumer subscription, and the run-rate reached around $30 billion in early 2026. Claude Code — a tool that lives in a developer's terminal — passed $2.5 billion in annualised revenue, with eight of the Fortune 10 now using Claude. Anthropic describes itself, in its own words, as the intelligence platform of choice for enterprises and developers.

That is a market-niche-and-service position. It sells trust to people for whom a wrong answer has a cost. Safety is the credential, not a consumer feature. Worth a flag of honesty — the safety posture has softened under commercial pressure as much as it has been marketed — but the territory is clear. Anthropic wants to be the layer underneath the serious work, not the app on the phone.

Google — the incumbent who owns the road

Google is the most interesting study of the four, because it lost the opening round and the position held anyway.

When Bard fumbled its first demo in 2023, the market wiped roughly $100 billion off Google in a day, and the story became "Google is behind." By late 2025, Gemini had drawn level — Gemini 3 briefly topped the public model leaderboards — though the honest read is caught up, not won, because the lead now changes hands every few weeks.

The model was never the position. The position is the road. Google's AI Overviews reach more than 2.5 billion monthly users and the Gemini app over 900 million, routed through Search, Android, Chrome, Workspace, and YouTube — channels the customer already walks every day. Underneath that, Google makes its own silicon. Anthropic, an OpenAI rival, is buying up to a million of Google's TPU chips to train on. Sundar Pichai calls it a "full-stack approach… from our custom silicon… to products that touch billions of people."

Google does not need to win the customer's imagination. It owns the road the customer is already on. That is a distribution position, and it is the hardest of the four to copy.

xAI — the unconstrained empire

xAI took the door into the strangest room of all — and the most deliberately differentiated.

Elon Musk has positioned Grok as the unfiltered, real-time, maximally truth-seeking alternative, fused into his own machine. X was merged into xAI, putting a live social firehose inside the model. The Colossus supercomputer is the largest single-site AI cluster built to date. The company raised a $20 billion round in January 2026 at roughly a $230 billion valuation, and "Grok for Government" landed a Pentagon contract ceiling of $200 million — alongside the same award to its rivals, so read it as access, not exclusivity.

Be clear-eyed here. The "unconstrained, truth-seeking" line is a positioning claim, not a verified property — Grok has produced serious public failures, and the same lack of guardrails that differentiates the brand is also its liability with the trust-sensitive buyers it courts. But the territory is unmistakable. xAI is not competing on consumer polish or enterprise trust. It is competing on real-time information, ideological identity, and proximity to state power and Musk's physical-world empire of rockets, satellites, and robots.

The mistake almost everyone makes

Four companies. One door. Four different rooms. None of them fighting on the axis the others chose.

That is the lesson, and it is brutal in its simplicity. At the most crowded, most over-funded frontier in business history, the winning move was not to build a better version of the same thing. It was to refuse to stand where everyone else was standing.

Now turn it on your own business. Most leaders, asked which door they are on, will say Door three. They believe their service is differentiated, their product distinct, their position theirs alone. Then you ask their customer to describe the difference, and the customer reaches for price. That is Door one wearing a Door three costume. It is the most common strategic error there is, and it is invisible from the inside.

The AI giants make the error impossible to hide, because the four positions are so visibly distinct. Your market is quieter. The drift toward sameness is slower and harder to feel. Which is exactly why it catches good companies — the flatness arrives one undifferentiated quarter at a time.

The operator's read

Three questions. They do not require you to run a $200 billion model lab. They scale down to a $20 million business without losing a thing.

01 — Which door am I actually on?

Not which one I claim. Which one my customer would put me in. Ask three customers to describe, in their own words, why they chose you over the alternative. If the answer comes back as a version of "you were the easiest" or "you were the cheapest," you are in Door one, and you have been calling it strategy. Name it honestly. That is the whole first move.

02 — What real estate do I own — and is it mine alone?

A position is a plot of land in the customer's mind. OpenAI owns "the default." Anthropic owns "the serious layer." Google owns "the road." xAI owns "unconstrained." Write the one phrase your best customers would use to locate you. Then ask whether a competitor could honestly claim the same phrase. If they could, you do not own the plot. You are renting awareness, and you get evicted the moment someone louder walks past.

03 — Are my advantages True, Tangible, and Talk-able?

Every claimed advantage has to pass three tests. True — it actually exists, not aspirationally. Tangible — the customer can feel it, physically or emotionally. Talk-able — the customer can describe it, or its effect, in their own words. If an advantage fails one of those, it is not a strategic advantage. It is a feature you happen to like. The four giants each pass all three loudly, which is why their positions hold under the most expensive competitive pressure on the planet.

The takeaway

Here is what I would do this week if I were sitting in a crowded market.

I would stop benchmarking against the activities the whole market shares, and start asking what activity none of my competitors is doing for the customer's real problem. I would write my position in one phrase and hand it to the person three layers down to repeat back. And I would be ruthlessly honest about Door one versus Door three, because the gap between the two is where most margin quietly dies.

The four AI giants are running this discipline at a scale almost no operator will touch. The principle does not change at $20 million. Build the technology everyone else builds, and you are in a price war you will probably lose. Choose a different room, earn the real estate, and defend it — that is the only game worth playing.

Four companies. One door. Four different rooms. The question is not whether you can out-build the people standing next to you. It is why you are still standing in the same room at all.

That's what I have for you this week. Operator to operator. I'll see you next week.

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This is Episode 7 of Commander in Brief. The positioning framework lives in the book — Resolute, in print since December 2024 — under Leadership Question 3, Strategy & Positioning. If you want the operator's working definition of how AI actually changes a business, start with AI Business Engineering.