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The Belief Market Protocol

Markets for how truth unfolds.

Most prediction markets trade the final answer. theBelief.fun turns the journey into the position — a complete, machine-verifiable path that can be owned, priced and bought as an event develops.

Complete pathsOwner-set pricesContinuous buyouts
Belief Position#718
Football · Live path
0:11:12:1
Owner price$80
Protection rate3.1%
Available to buy for $80

Lower price: easier to buy. Higher price: more costly to protect.

OUTCOMES

PROCESSES

MARKET OWNERSHIP

A different primitive

The answer is only the final frame.

Two people can predict the same result and hold completely different beliefs about how the world gets there. We make those paths explicit and tradable.

Outcome market

Where does it end?

  • Arsenal wins?
  • Rates rise?
  • BTC above $90k?

theBelief.fun

How does it get there?

Football0:1 → 1:1 → 2:1
Markets80k → 75k → 90k
PolicyHold → +25 → Hold

The path is the position

Same destination. Different stories.

Each position carries its own path, owner, self-assessed price, protection reserve and historical attribution.

Alice
0:0 → 1:0 → 1:1 → 2:1

Early control, late pressure

$60 owner price
Bob
0:1 → 1:1 → 2:1

Comeback from behind

$90 owner price
Carol
1:0 → 2:0 → 2:1

Dominant throughout

$140 owner price

Harberger protection

Set a price. Pay to protect it. Stay ready to sell.

Every owner chooses the price at which anyone can take the position. A continuous protection cost makes that quote economically meaningful.

01

Mint

Create a complete, verifiable path.

02

Price

Choose the amount you would accept.

03

Protect

Pay an ongoing cost on that price.

04

Buyout

Another believer can pay the quote.

Lower priceLess protection costEasier to lose
Higher priceMore protection costHarder to lose

Scarcity-aware protection

As viable beliefs disappear, protection becomes more valuable.

An AMM prices scarce liquidity. A belief market can use the same intuition for the paths that can still be correct.

Formula B · example calibrationlog(Rt) · log(Nt) = kR0 = 2.5% · N0 = 100 · k = 1
Protection rateFewer surviving paths →
N=100 · 2.5%N=3 · 5.0%N=2 · 8.5%

Illustrative calibration only. Simulation determines safe boundaries and settlement transitions.

Designed for live events

A new fact should update the market — not reward the fastest bot.

1Settle

Charge the old rate

2Update

Record the event

3Remove

Kill impossible paths

4Adjust

Reprice or add reserve

5Reopen

Trading resumes

Truth-Time

Reward insight before it becomes obvious.

The final owner can receive the outcome reward, while earlier owners retain attribution for holding the correct path during uncertainty.

Winning path · 0:1 → 1:1 → 2:1
Alice 0–30Bob 30–75Carol 75–90

Final rewardCurrent owner at settlement

Historical attributionEarlier correct belief under uncertainty

Permissionless infrastructure

Good markets should remain open to better operators.

The same self-assessed-price logic can govern the services around a market — including operators and oracle providers.

O

Market operators

Stake, operate and set a price for the right to run a market. A qualified successor can pay that price and take over.

Oracle providers

Compete on accuracy and service. Buyout pressure prevents valuable information infrastructure from becoming permanently closed.

Safety remains non-negotiableMinimum stakeService dutiesClean handoverLiabilities remainPenalties for abuse

Build in evidence-driven stages

Prove the mechanism before scaling the network.

01

Simulate

Tax curve, participant behavior and attack tests.

02

First market

A focused live event with complete path positions.

03

Expand formats

Markets, policy and reusable path rules.

04

Open creation

External operators, stake and penalties.

05

Build the network

Competitive services and protocol security.

theBelief.fun

Beliefs have prices.
Paths have owners.

We are building markets for how truth unfolds — not only for where it ends.