San Francisco Giants vs. Miami Marlins

Platform comparison

Active sub-markets

Market context

The game is scheduled for **Giants at Marlins** at loanDepot park, with the official preview listing a 1:40 pm EDT first pitch and the Giants at 31-45 against Miami at 39-38.[5] For a programmatic trader, the cleanest workflow is to treat the market as a binary event tied to the official final result, then keep a separate exception path for postponement, cancellation, or a tie, because those outcomes force a 50-50 resolution rather than a normal win/loss settle.[5]

The recent form context points towards Miami being the stronger side right now: the Marlins won **6-3** on Saturday and have won seven straight at home, while the Giants arrived on a poor run and are listed as a heavy away underdog in the game lines.[4][2] A useful historical analogue is that short MLB markets often track starting pitcher and venue rather than raw season record, so a 0% crowd-implied price is only consistent if the listed matchup has already been cleared by the market and the real question is whether there is any late-breaking information that could change the settlement path, not the scoring model.[2][5]

For tooling, the practical catalysts are the line-up card, the confirmed starter, and any weather or scheduling notice that could delay first pitch or trigger a makeup game; MLB’s gameday page is the authoritative live feed for those dependencies.[5] If you are scripting conditional orders or copy-trading rules, the safest trigger set is: official line-up release, game status changes, and final score publication, with a hard stop that leaves the market open if the fixture is postponed and unresolved before the settlement window closes.[5]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Review UK, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Review UK, 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'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.

What does it cost to trade on Polymarket Review UK?

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

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Review UK 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.