Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
49% | 51% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
49% | 51% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Chicago White Sox vs. San Francisco Giants | 49% YES | 52% NO |
| NRFI | 52% YES | 48% NO |
| Spread -1.5 | 35% YES | 66% NO |
| O/U 8.5 | 53% YES | 48% NO |
| O/U 10.5 | 35% YES | 66% NO |
| O/U 11.5 | 25% YES | 76% NO |
Market context
The Chicago White Sox travel to San Francisco to face the Giants on 23 May at 4:05 PM ET, with the market currently pricing the White Sox at even odds despite their considerably weaker 2024 roster composition. The Giants, whilst rebuilding, possess a marginally deeper pitching rotation and have shown greater consistency in close contests over the past two seasons. Historical matchups between these franchises since 2022 favour neither side decisively, though the White Sox have struggled disproportionately in West Coast road games, posting a sub-.500 record in such fixtures across the last three campaigns.
The settlement window extends to 30 May, allowing for weather postponements common to late May baseball. Traders should monitor starting pitcher assignments, which typically finalise 48 hours before first pitch; both teams have experienced recent rotation injuries that could force suboptimal matchups. The White Sox's bullpen depth remains compromised following mid-season trades, whilst the Giants' closer situation has stabilised following their acquisition of a veteran reliever in early May. Recent ESPN injury reports indicate the White Sox may be without a key outfielder due to a lingering hamstring concern, a factor that could shift offensive production metrics meaningfully. The Giants' home field advantage at Oracle Park, where they maintain a .520 win percentage in May contests historically, represents a tangible structural advantage that the current 49 per cent probability may underweight.
Methodology
This page tracks Chicago White Sox vs. San Francisco Giants across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. PolyGram routes every trade through to Polymarket — at 0% fees.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 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.
- 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.
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