Minnesota Twins vs. Boston Red Sox

Platform comparison

Active sub-markets

Market context

Minnesota host Boston in a one-game MLB market, with the Red Sox priced as a slight favourite at 44% implied probability. That is broadly in line with a contest that should be close on paper rather than a strong home or road edge. The most recent comparable meeting between the sides came in mid-April, when Minnesota took the series 2-1 at Target Field before Boston won the finale 9-5. That split is a useful reminder that the matchup has already swung both ways, and that short-run probability in this sort of market is likely to be driven more by the day’s pitcher and line-up news than by any long-term head-to-head trend.

For traders, the key catalysts are the starting pitcher announcements, any late scratches, and whether either club is managing workload after the scheduled off-days around the series. Boston’s offence has shown enough power to change a game quickly, but its chances depend heavily on which hitters are available and whether the bullpen is being asked to cover extra innings or a short start. Minnesota, meanwhile, will be watched for the health and availability of its core bats and whether the run prevention set-up is intact after recent rotation usage. Official line-ups, beat-reporter notes, and any pre-game injury updates closer to first pitch are likely to move this market more than the prior series result.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

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?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

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.