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Boston Red Sox vs. Pittsburgh Pirates

Sports snapshot for "Boston Red Sox vs. Pittsburgh Pirates" with league data and platform comparison on a single page.

1st 5 Innings O/U 2.5 74% 1st 5 Innings O/U 3.5 63% O/U 7.5 56% Boston Red Sox vs. Pittsburgh Pirates 52% Volume: $144K Liquidity: $2.1M Closes: 23 Aug 2026
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Boston Red Sox vs. Pittsburgh Pirates

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via March Madness Predictions) Pick
polygram.ink (preferred broker)
74% 26% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle See live odds →
Polymarket (direct)
polymarket.com
74% 26% 0% Geo-blocked in US/UK/EU USDC, on-chain See live odds →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD See live odds →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR See live odds →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) See live odds →

Outcome probabilities

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

OutcomeProbability
1st 5 Innings O/U 2.574%
1st 5 Innings O/U 3.563%
O/U 7.556%
Boston Red Sox vs. Pittsburgh Pirates52%
1st 5 Innings O/U 4.550%
O/U 8.548%
NRFI47%
Spread -1.539%
1st 5 Innings O/U 5.538%
O/U 9.537%
1st 5 Innings Spread -1.532%
Spread -1.532%
1st 5 Innings Spread -1.528%
Spread -2.528%
1st 5 Innings O/U 6.527%
Spread -2.522%
Extra Innings10%

Market context

The Boston Red Sox travel to Pittsburgh on 16 August for a regular-season matchup against the Pirates, with first pitch at 1:35 PM ET. The 52% crowd probability favours Boston, reflecting their stronger recent form and roster depth, though the Pirates remain competitive in what shapes as a close contest.

Boston entered August with momentum following a stretch of improved offensive production, whilst Pittsburgh has shown inconsistency typical of a rebuilding franchise. The Red Sox's pitching rotation has stabilised after mid-season adjustments, with their starter for this fixture likely to be a key determinant. The Pirates' bullpen has been a weak point throughout the season, which could prove decisive if the game remains tight into the later innings. Historical matchups between these clubs over the past three seasons have favoured Boston slightly, though individual games remain volatile.

Traders should monitor lineup confirmations released 24 hours before first pitch, particularly any late absences from either side's position players. Recent injury reports suggest the Red Sox may be without a key bat, which could shift the probability meaningfully if confirmed. Pittsburgh's recent schedule has been demanding, with travel fatigue potentially affecting their performance. Weather conditions at PNC Park on game day—temperature and wind direction—warrant attention given the ballpark's dimensions and how they influence fly-ball outcomes. The Pirates' starting pitcher assignment, expected to be named by 15 August, will be critical to reassessing the current probability.

Live Data & Statistics

The Polymarket order book prices 1st 5 Innings O/U 2.5 at 74% for "Boston Red Sox vs. Pittsburgh Pirates".

1st 5 Innings O/U 2.5 74% Other 26%

Live stats load when the match begins. Current market odds are shown above. Trading volume: $144K.

Methodology

Sports-specific comparison page for Boston Red Sox vs. Pittsburgh Pirates. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.

Resolution & payout

Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.

FAQ

Are prediction markets better than sports betting?
Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
Can I bet on individual matches?
Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
How fast do sports winnings settle?
Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
What's the difference between match odds and outright odds?
Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
Can I import form data and lineups?
This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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