Society Simulation · Private beta

Validate anything against a civilization.

Anticipate how the world might react.

Decisions, products, investments, technology bets, strategy calls, campaigns — Sibyl simulates a synthetic society to show what convinces, what drives rejection, and which scenario has the best odds, before you commit time or money.

Why Sibyl

Two extremes, and the gap between them.

Traditional research is reliable, but slow, expensive, and hard to repeat. A single chatbot answer is fast and cheap, but it's one voice — no dispersion, no disagreement, no segments. Sibyl closes that gap: the speed of AI with the diversity of a real population. It doesn't replace deep research — it removes the guesswork before you commit to it.

How it works

From any decision to a verdict in under a minute.

01
Input

Describe a decision, a product, an investment, a campaign, a message — anything you'd otherwise have to guess at.

02
Simulation

We build a synthetic society — people with different roles, beliefs, and economic, social, and political backgrounds — and watch how they react.

03
Verdict

Is it good or bad, why or why not, and exactly how to improve it.

Why it’s credible

How the real world would actually react.

01
A whole society

People with different roles, beliefs, and social, economic, and political backgrounds — not one averaged voice.

02
Methodical

Every run is seeded, and its full methodology — the synthetic society, the reasoning, the verdict — is persisted so you can see exactly how a call was made. Personas genuinely deliberate each run, so a re-run can sharpen the read rather than echo it.

03
Honest

A verdict is the society’s read, not a guarantee. Estimates, not professional advice.

The verdict

Not an average — a decision.

8.2
±1.4 spread · 340 people
WORKSSpecificity reads as confidence; the outcome is concrete and time-bound.
RISKSkeptics stall on the unqualified claim — 18% of the society pushed back.
IMPROVEName the mechanism. The pragmatists convert once the “how” is visible.

Pricing

Subscribe monthly, or pay as you go.

Starter
$79 / mo
$79 of metered usage-value / month
Up to 500 people · rating + why + how to improve · persisted
Studio
$499 / mo
$499 of metered usage-value / month
Up to 500 people · rating + why + how to improve · persisted
Or pay as you go —$20 · top up your balance$50 · top up your balance$100 · top up your balancesave a card, auto-refill$9 · BYOK, flat fee per run, any size

Launching soon

Test your idea before you build it.

Building something, or want in early?contact@hellosibyl.com+598 92 293 503