Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings Spread -1.5 | 100% |
| 1st 5 Innings O/U 2.5 | 100% |
| 1st 5 Innings O/U 3.5 | 100% |
| O/U 6.5 | 100% |
| O/U 5.5 | 100% |
| O/U 4.5 | 100% |
| San Francisco Giants vs. Kansas City Royals | 0% |
| NRFI | 0% |
| Spread -1.5 | 0% |
| O/U 10.5 | 0% |
| 1st 5 Innings Spread -1.5 | 0% |
| 1st 5 Innings Spread -2.5 | 0% |
| 1st 5 Innings Spread -2.5 | 0% |
| 1st 5 Innings O/U 4.5 | 0% |
| 1st 5 Innings O/U 5.5 | 0% |
| 1st 5 Innings O/U 6.5 | 0% |
| Extra Innings | 0% |
| Spread -1.5 | 0% |
| O/U 9.5 | 0% |
| O/U 8.5 | 0% |
| Spread -2.5 | 0% |
| O/U 7.5 | 0% |
Market context
The San Francisco Giants and Kansas City Royals completed their MLB matchup on Monday, 20 July 2026, with the Royals securing a 4–3 victory via Nick Loftin’s ninth-inning squeeze bunt that scored Josh Rojas [1]. This result is now final, meaning the prediction market resolving to “Kansas City Royals” has already settled in favour of the home side, rendering the current 0% YES probability for the Giants a post-event reflection rather than a live forecast [1].
Historical precedents for MLB prediction markets show that once a game concludes, liquidity evaporates rapidly and probabilities converge to 100% for the winner and 0% for the loser, as seen in similar 2025–2026 MLB settlements where delayed data feeds caused brief arbitrage windows before final resolution [1]. The 0% figure here aligns with that pattern, confirming the market is no longer trading on uncertainty but on confirmed outcome data.
Traders should note that regulatory frameworks like Germany’s GlüStV and US CFTC rules treat settled sports markets as closed instruments, with no-KYC thresholds up to $1,500 applying only to open, unsettled contracts; this market’s closed status removes accessibility benefits entirely [1]. No further catalysts exist, as the game’s final statistics are official and the settlement window, though technically open until 2026-07-27, serves only administrative confirmation [1][2].
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $619K.
Methodology
This overview of San Francisco Giants vs. Kansas City Royals reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket Tax UK has a different geo footprint.
- Do I need to KYC for Polymarket Tax UK?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Tax UK stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
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