Cincinnati Reds vs. Pittsburgh Pirates

Platform comparison

Market context

The underlying event is the MLB game between the Cincinnati Reds and Pittsburgh Pirates, played on 28 June 2026 at PNC Park, which concluded with the Pirates winning 9–4. This result has already settled the prediction market, meaning the 0% YES probability for the Reds reflects a resolved outcome rather than a live forecast. Programmatic traders would treat this as a closed position, with no conditional orders or copy-trading strategies applicable post-settlement.

Historically, similar intra-series matchups in June often feature high run totals and decisive outcomes, as seen when the Pirates topped the Reds in their previous series finale with 13 combined runs [2]. In such cases, moneyline odds like the Pirates’ -134 [1] typically align with final results, and over/under bets on 9.0 runs frequently succeed when both teams hit aggressively. The current 0% probability mirrors these patterns, where one team dominates and the market closes cleanly.

Traders should monitor pitcher usage reports and injury updates ahead of future games, as dependencies like starting lineups directly influence run totals and win probabilities. Recent coverage notes JJ Bleday facing Ryan O’Hearn in the condensed game, highlighting how individual player performance drives outcomes [5]. For upcoming fixtures, such as the Pirates’ next game in Philadelphia, similar catalysts will determine market direction, requiring real-time data feeds for accurate conditional order execution.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Cincinnati Reds vs. Pittsburgh Pirates 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

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 Kalshi Fees. 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.

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.

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.