Pronóstico: Cleveland Guardians vs. Chicago White Sox

Platform comparison

Market context

Polymarket’s contract is trading at a crowd-implied **55%** for Cleveland, so the market is only modestly leaning towards the Guardians rather than pricing in a strong favourite. On Polymarket, that view is expressed in **USDC** on **Polygon** through conditional tokens, so the price is the market’s live estimate of who wins the finished game, not a betting line in the traditional sense.

The recent head-to-head form points to a genuinely competitive game. Chicago beat Cleveland **6-3 on Saturday** after Cleveland had won **8-2 on Friday**, and the season series has been close enough to keep both sides live in the contract. Earlier meetings this year also swung both ways, including a **White Sox walk-off win in June** and several one-run or extra-inning games, while the Guardians have still taken more of the longer-run historical match-up overall[2][3][5][6][11][12]. That mix of recent split results and narrow margins helps explain why the contract is hovering near the midpoint rather than drifting hard towards either side.

For traders, the main catalysts are straightforward: the official line-up card, any late pitching change, and whether the game starts on schedule at **2:10 PM ET**. Because the market stays open until the game is completed if postponed, a weather delay or schedule change can matter as much as the teams’ form. The settlement rule also matters operationally: only an official final result counts, while a cancellation or tie resolves 50-50, so the exact MLB completion status is what closes the token outcome.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Pronóstico: Cleveland Guardians vs. Chicago White Sox across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Qué Es, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Qué Es. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.