Detroit Tigers vs. San Francisco Giants

Platform comparison

Market context

Polymarket is pricing Detroit to win at **56% YES**, which is slightly above the crowd-implied mid-50s and close to the market’s own baseline for a fairly even MLB matchup. The contract settles on the game result, with funds moving in USDC on Polygon and the outcome encoded through conditional tokens, so the main thing to watch is the official final MLB score rather than any narrative around form or standings.

That 56% sits in the same range as the pregame moneyline picture in the wider betting market. Recent listings have shown Detroit as a modest favourite in several shops, with prices around Tigers -116 to -131 and Giants +111 to +125, while some earlier model-based previews had the Tigers around 52% to 54% to win.[1][9][13][14] In practical terms, Polymarket is trading a version of the same question that sportsbooks are asking: Detroit has a narrow edge, but not enough to make the outcome feel anything like a certainty.

For a trader, the key catalysts are the confirmed starting pitchers, any late lineup scratches, and whether the scheduled first pitch at 4:05 PM ET is delayed or completed as planned. ESPN currently has the game in progress, which means the live state of play matters more than pregame speculation, while the market’s own rules make postponement relevant because it stays open until a completed game is official.[1] If there is a rainout, cancellation, or tie, this market resolves 50-50 rather than to either team, so settlement risk is tied to MLB’s final official statistics, not merely to the on-field leader at interruption.

Sources: 1 · 2 · 3 · 4 · 5

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 PolyGram, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

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.

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 PolyGram 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.