PolymarketCryptoLikely noiseUpdated 4m ago

Will the price of Bitcoin be above $84,000 on October 21?

As of Oct 20, 2026, 1:33 PM ET, Polymarket priced this market at 15.5% (down from 23.0% 24 hours earlier). It had $47.3K traded in the past 24 hours, $39.2K of order-book liquidity and a bid-ask spread of 1.0 pts. probcast.co rates the support behind this price as weak.

Market probability
15.5%
−7.5 percentage points
over 24 hours23.0% → 15.5%
Moving fastBig move, weak backingResolving soon

Thin market where small orders can move the price — and today's move was spread across many accounts.

Price historyPolymarket

Source: Polymarket price history

How credible was the move?

Methodology →

Move validity

Weak

Consensus stability

Unsettled

Contract clarity

High

Can you trust this price?

Two different questions: how hard the price is to move, and whose trading set it.

Market capacity

How hard is it to move this price?

ThinTight spread

Order-book liquidity

$39.2K

Bid-ask spread

1.0 pts

24h volume

$47.3K

Total volume

$77.4K

It would take roughly $3.6K of buying to move the price up by ~5 pts.

Little money on the book — a modest order can move this price, so treat swings with care.

Who's trading

Whose opinion is this price?

Broad participation
25%of the traded money came from the single largest account

Accounts

53

Trades

200

over 29h

Largest order

$624

$5.5K traded across these 200 trades (last 29h).

Many independent accounts traded — the price reflects a crowd, not one trader.

Recent trade activity$5.5K traded

From the latest trade tape (most recent 200 prints) — a live activity sample, not a lifetime total.

What this market actually measures

This market will resolve to "Yes" if the Binance 1 minute candle for BTC/USDT closing at 12:00 in the ET timezone (noon) on the date specified in the title has a final "Close" price higher than the price specified in the title. Otherwise, this market will resolve to "No".

This summary shows the opening of the venue's official rules. ProbCast has not yet generated an independent plain-English interpretation for this contract — review the full rules before relying on it.

View full official resolution rules

This market will resolve to "Yes" if the Binance 1 minute candle for BTC/USDT closing at 12:00 in the ET timezone (noon) on the date specified in the title has a final "Close" price higher than the price specified in the title. Otherwise, this market will resolve to "No". The resolution source for this market is Binance, specifically the BTC/USDT "Close" prices currently available at https://www.binance.com/en/trade/BTC_USDT with "1m" and "Candles" selected on the top bar. Please note that this market is about the price according to Binance BTC/USDT, not according to other exchanges or trading pairs. Price precision is determined by the number of decimal places in the source.

Resolution source: binance.com

Why the odds moved

The probability fell 7.5 percentage points over the last 24 hours (23.0% → 15.5%).

No verified catalyst has been linked to this move yet. ProbCast does not attribute moves to news without evidence connecting the timing of a specific report to the repricing.

What could move this market next?

  • The market's deadline arrivesOctober 21, 2026 at 12:00 PM ET

    The contract must resolve based on what has happened by this date.

  • Confirmation at the resolution source (binance.com)

    The rules name this source as the basis for settlement.

Derived from the contract's own mechanics as of Oct 20, 1:37 PM ET. ProbCast does not list scheduled meetings, announcements, or data releases it cannot verify.

Advanced analysis (experimental)

Research signals — these models are still accumulating the history needed for full validation, and they can disagree with the headline read. Model confidence: low · expected error ±32 pts.

Reacting to newsLegacy movement classifier: noisy

What's happening

high classifier confidence
Reacting to news

The price is actively repricing on real volume. The number is still moving — don't treat the latest print as settled consensus yet.

  • Probability moved 7.5 pts in ≤6h on adequate liquidity

Read the latest price with caution; conditions make it an unreliable summary right now.

More details — reliability score, dynamics, durability
Reliability score
10Low
Where the price path tends to go next56 observed
  • Thin-liquidity spike74%
  • Choppy / mean-reverting14%
  • Illiquid / quiet5%

Short-term motion of the price line (~1h), distinct from the environment above — not a prediction of the final outcome.

DurabilityMedium· half-life <1h
PredictabilityElevated irreducibility

Secondary read: leaning toward Resolving soon.

A read-only classification of the market environment — how much weight the current price deserves as a read of consensus. It describes conditions, never a trade.

Change (pts)1H+2.06H-7.524H-7.57D-7.5

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