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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% O/U 6.5 67% 1st 5 Innings O/U 3.5 61% O/U 7.5 55% Volume: $166K Liquidity: $1.7M Closes: 21 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%
O/U 6.567%
1st 5 Innings O/U 3.561%
O/U 7.555%
Boston Red Sox vs. Pittsburgh Pirates54%
1st 5 Innings O/U 4.549%
NRFI48%
O/U 8.547%
Spread -1.542%
1st 5 Innings O/U 5.537%
1st 5 Innings Spread -1.533%
Spread -2.531%
Spread -1.529%
1st 5 Innings Spread -1.528%
1st 5 Innings O/U 6.528%
Spread -2.520%
Extra Innings8%

Market context

The Red Sox travel to Pittsburgh on 14 August for an evening fixture against the Pirates, with the current market pricing suggesting a 54 per cent likelihood of a Boston victory. This matchup falls during the latter stages of the regular season push, when roster depth and recent form become decisive factors in close contests.

Boston's recent trajectory matters considerably here. The Red Sox have cycled through managerial changes in recent seasons, and their mid-season performance typically reflects whether their core offensive contributors—historically centred on their lineup's ability to generate runs—remain healthy and productive. Pittsburgh, conversely, has operated as a rebuilding franchise for several years, with inconsistent win-loss records that reflect a younger roster still developing competitive consistency. Historical matchups between these clubs show the Red Sox have held a structural advantage, though individual game outcomes depend heavily on starting pitcher matchups and bullpen availability. The 54 per cent probability reflects genuine uncertainty rather than a decisive edge.

Traders should monitor roster announcements through early August, particularly regarding any late injuries to either team's starting rotation or key position players. Weather conditions at PNC Park can influence game dynamics, especially for evening starts. Recent form in the week preceding 14 August will signal whether either club is riding momentum or struggling through a slump. Beat reporters covering both franchises typically flag bullpen fatigue or unexpected absences by mid-August, information that often shifts market pricing in the days immediately before fixture time.

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: $166K.

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

When do sports markets resolve?
Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
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.
What are live sports odds on Polymarket?
Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
Which sports markets are available?
Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
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.
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