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Boston Red Sox vs. Chicago White Sox

Five-platform snapshot of "Boston Red Sox vs. Chicago White Sox" — live Polymarket pricing, plus how Kalshi, Betfair and Manifold structure the same contract.

O/U 5.5 75% 1st 5 Innings O/U 2.5 64% 1st 5 Innings O/U 3.5 57% 1st 5 Innings Spread -1.5 55% Volume: $307K Liquidity: $255K Closes: 16 Jul 2026
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Boston Red Sox vs. Chicago White Sox

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Best Prediction Markets UK) Pick
polygram.ink (preferred broker)
75% 25% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle View on Polymarket →
Polymarket (direct)
polymarket.com
75% 25% 0% Geo-blocked in US/UK/EU USDC, on-chain View on Polymarket →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD View on Polymarket →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR View on Polymarket →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) View on Polymarket →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

OutcomeProbability
O/U 5.575%
1st 5 Innings O/U 2.564%
1st 5 Innings O/U 3.557%
1st 5 Innings Spread -1.555%
1st 5 Innings O/U 4.553%
Boston Red Sox vs. Chicago White Sox52%
1st 5 Innings Spread -2.551%
1st 5 Innings Spread -2.550%
1st 5 Innings O/U 5.550%
1st 5 Innings O/U 6.550%
Extra Innings50%
O/U 8.550%
1st 5 Innings Spread -1.549%
O/U 6.546%
Spread -1.537%
O/U 7.532%
Spread -1.529%
O/U 9.518%
NRFI0%

Market context

Market consensus: 75% chance of boston red sox vs. chicago white sox. Prediction markets aggregate real capital to produce this probability signal. In the upcoming MLB game between the Boston Red Sox and Chicago White Sox, scheduled for July 9 at 2:10PM ET: This market will resolve to "Boston Red Sox" if the Boston Red Sox wi…

Live Data & Statistics

The Polymarket order book prices O/U 5.5 at 75% for "Boston Red Sox vs. Chicago White Sox".

O/U 5.5 75% Other 25%

Live stats load when the match begins. Current market odds are shown above. Trading volume: $307K.

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets UK, which mirrors the Polymarket order book directly.

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

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 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.
Do I need to KYC for this market?
On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets UK 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.
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Trade Boston Red Sox vs. Chicago White Sox on Best Prediction Markets UK

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Related Topics

Sports