The AI decision system for leaders who own a traffic number

Know the odds of hitting your number — before you bet the quarter on it.

Stargazer turns a plain GA4 export into a 28-day forecast of futures — not one hopeful line, a full distribution. Then its AI analyst helps you make the call: it weighs your options, argues the tradeoffs, and shows you the best possible decision for your target and your risk appetite. You confirm. It never acts alone.

60 seconds. No integration project. No sales call.

01 · Observe

A year of your traffic, drawn as sky.

GA4 export in. Observatory out. Sixty seconds — no connectors, no six-week data engineering ticket.

02 · Forecast

Every forecast you've ever presented was a single line. Reality never is.

Best case, expected case, worst case — your target drawn across it and one honest number: the probability of hitting it.

03 · Decide

When you have to choose, see every branch before you walk it.

You'll still make the call. You'll just make it with the odds on the table — and an analyst who's already done the math.

04 · Prove

The part nobody else does: your forecast gets graded.

Checkpoints at days 7, 14, 21 and 28. Beliefs update. The ledger remembers whether you were right.

Not another dashboard. Not another chatbot.

An AI decision system — forecast, options, odds, and a graded record of every call.

You've seen the sky. Here's the whole argument, on the ground.

THE PROBLEM, NAMED

The hopeful line breaks by week three. The fix is a distribution.

You've lived this meeting: “will we hit 200K sessions?” You point at a trendline, because that's what the tool drew. The problem isn't your judgment. Your tools answer a probability question with a point estimate. “We'll get 210K” is a guess. “There's a 71% chance we clear 200K, and here's what closes the gap” is a decision.

The hopeful line.

One trendline, zero uncertainty. When it misses, nobody knows if the forecast was bad or the world just moved.

The blind fork.

Raise spend? Push organic? Hold? You choose on gut and vibes, then defend it in hindsight.

The amnesia.

Nobody records what was decided, what was rejected, or whether it worked. Every quarter, the team relearns the same lessons.

SIXTY SECONDS, START TO SKY

GA4 export in. Observatory out. Sixty seconds.

1

Export.

Pull your sessions data from GA4 the way you already do. CSV. Done.

2

Upload.

Drop it into Stargazer. No connectors, no OAuth, no six-week data engineering ticket.

3

See the sky.

A 28-day forecast rendered as a distribution of futures — best case, expected case, worst case — with your target drawn across it and one honest number: your probability of hitting it.

4

Decide with an analyst at your side.

The AI companion has already read your forecast. Ask it anything: why the odds moved, which channel is dragging, what it would take to close the gap. It analyzes your data, lays out your options, and recommends the strongest move — you make the call.

FIG 01THE DISTRIBUTION
history · observedband · p10–p90 futurestarget · your number, drawn across it

THE FORK, WALKED

Raise, push, or hold walk every branch before the money moves.

Raise paid. Push organic. Hold and protect margin. Each option becomes a branch: its cost, its expected return, and the odds of hitting your target in the best, expected, and worst case. Pick your decision rule — expected value, worst case, minimax regret. Stargazer shows which branch wins, with the analyst walking the branches beside you.

FIG 02THE FORK
decision rules — EV · worst case · minimax regret

You'll still make the call. You'll just make it with the odds on the table, and an analyst who's already done the math.

REALITY, KEEPING SCORE

Checkpoints grade the forecast. The ledger remembers the call.

Most tools forecast and forget. Stargazer checkpoints days 7, 14, 21, and 28 against reality, updates its beliefs — and writes every call into the decision ledger: what you chose, what you rejected, what the odds said, and whether you were right. Six months from now, you won't argue from anecdotes. You'll open the ledger.

FIG 03THE LEDGER
checkpoints d7 · d14 · d21 · d28beliefs update — the record stays
📒 The decision ledger— the growth team's memory of what actually works. It compounds. Dashboards don't.

THE ANALYST

An AI analyst who reads the same sky and helps you make the best call on it.

This is where Stargazer stops being a forecasting tool and becomes a decision system. The AI companion sees everything you see — your data, your forecast, your target, your branches — and works it like a senior analyst would:

Analyzes your data on demand.

“Why did the odds drop this week?” “Which channel is underperforming its branch?” Ask in plain language; get answers grounded in your actual numbers, not generic advice.

Argues the tradeoffs.

It stress-tests your reasoning before the money moves. If your favorite option only wins in the best case, it will tell you — and show you the branch that wins in the worst one.

Recommends the best possible decision.

Given your target, your budget, and your risk appetite, it names the strongest move and shows its work: the odds, the cost, the downside.

Drafts the working plan.

Exact per-channel requirements — “organic needs to contribute 34K sessions; here's the weekly pace” — ready to hand to the team.

Watches the checkpoints.

When day-7 or day-14 reality says the plan is drifting, it flags it and proposes the correction.

FIG 04THE ANALYST'S LEASH
two brains, one instrumentnothing irreversible without you

It acts only with your confirmation. A sparring partner with the math memorized — not an autopilot flying your quarter.

WHO IT'S FOR

Built for people who get asked “are we going to hit it?”

Heads of Growth

stop defending trendlines; start presenting probabilities.

Marketing leaders

justify spend decisions with the fork, not the gut.

Founders & GMs

one honest number for the board: the odds, this week, of hitting the target.

Analytics teams of one

a full forecasting-and-decision stack without the data engineering project.

STRAIGHT ANSWERS

Questions, answered straight.

Do I need to integrate anything?

No. A GA4 export is the whole setup. If you can download a CSV, you're 60 seconds from a forecast.

How is this different from GA4's own predictions or a BI dashboard?

Dashboards describe the past. GA4's projections give you a line. Stargazer gives you a distribution — the honest range of futures — tied to your target, an AI analyst that turns those odds into a recommended decision, and a ledger that grades every call against reality. It's not a reporting tool. It's a decision system.

How is this different from pasting my data into ChatGPT?

A general chatbot has no forecast model, no scenario branches, no decision rules, and no memory of whether its last suggestion worked. Stargazer's AI reasons on top of a real probabilistic forecast of your traffic, evaluates options under explicit decision rules, and is held accountable by the checkpoint grades and the decision ledger. It's an analyst with instruments, not a conversation with vibes.

What if my traffic is small or noisy?

The forecast is a distribution precisely because traffic is noisy. Smaller sites get wider bands — which is the truth. Stargazer never pretends to more certainty than your data supports.

Is my data safe?

Your export stays yours. [Data handling policy to be published — processing details, retention, deletion.]

Does the AI do things without asking?

Never. It analyzes, argues, and drafts. Every action requires your explicit confirmation.

TALK TO A PERSON

Prefer a walkthrough? Book a consultation.

Thirty minutes with the person who built it. Bring your GA4 export or just your question — leave with the odds, and a read on whether your next test can even detect what you're hoping to see.

Our proof isn't a wall of five-star quotes. It's that the product keeps score on itself: every forecast it draws is logged and graded against reality, and you can open that ledger from day one.

GO LOOK

Your next 28 days are already forming. Go look.

One GA4 export. Sixty seconds. Then you'll have what almost nobody in your industry has: the actual probability of hitting your number — and the best possible decision, waiting for your confirmation.

No credit card. No integration. No hopeful lines.