Pronóstico: Bitcoin Up or Down on August 11?

Platform comparison

Market context

Polymarket has priced this intraday Bitcoin movement contract at 30% probability for upward price action, meaning traders currently expect BTC/USDT to close lower on 11 August 2026 at noon ET than it did the previous day at the same time. The market settles against Binance's 1-minute candle closes, creating a narrow technical specification that eliminates ambiguity around which exchange or timeframe applies. This is a straightforward 24-hour directional bet compressed into a single noon-to-noon comparison, with conditional tokens settling on Polygon once the resolution window closes at 16:00 UTC on the settlement date.

Intraday Bitcoin volatility over single-day windows historically clusters around 2–4% moves, though tail events occasionally exceed this range. The current 30% weighting toward downside suggests traders perceive slightly better odds of consolidation or mild weakness rather than a push higher. Comparable same-day directional markets on Polymarket typically reflect the preceding 48 hours of momentum and macro sentiment; if Bitcoin has been in a sustained uptrend into 10 August, the probability would likely drift lower, whilst choppy or declining conditions would push it higher.

Traders should monitor scheduled macroeconomic releases on 11 August—particularly US inflation data or Federal Reserve communications—which historically trigger volatility spikes in risk assets including Bitcoin. Cryptocurrency-specific catalysts such as exchange inflows, large on-chain transactions, or regulatory announcements from major jurisdictions can also shift intraday direction. The USDC settlement mechanism on Polygon means position holders should verify liquidity and gas costs before entering, particularly if planning to exit before the full resolution window closes.

Methodology

We track Pronóstico: Bitcoin Up or Down on August 11? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Qué Es trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.