San Francisco Giants vs. Kansas City Royals

Platform comparison

Market context

The Kansas City Royals defeated the San Francisco Giants 4–3 in their Monday night matchup at Kauffman Stadium, with Nick Loftin’s ninth-inning squeeze bunt securing the win [1]. This result directly contradicts the market’s current 0% YES probability for a Giants victory, as the game has already been completed and the outcome is settled. The settlement window ending in July 2026 appears to be a procedural error or misalignment, since the event occurred on July 20, 2026, and the official final statistics confirm the Royals as winners [1].

Historically, when a game is played and a definitive winner is recorded before the settlement window closes, prediction markets resolve immediately based on the official result rather than waiting for the window’s end date. Comparable cases in MLB markets show that once the final score is logged by the league, resolution occurs within hours, not months [1]. The 0% probability likely reflects a system glitch or premature closure rather than genuine uncertainty, given the confirmed outcome.

Traders should monitor the platform’s resolution status and any official updates from the league or market operator regarding this discrepancy. No further announcements, schedule changes, or player absences are relevant, as the game is finished [1]. The primary catalyst is the administrative correction of the settlement timeline to align with the actual event date, ensuring the market resolves to “Kansas City Royals” per the official final statistics.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Sports-specific comparison page for San Francisco Giants vs. Kansas City Royals. 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.

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.

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.