Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
44% | 56% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
44% | 56% | 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
| Thunder vs. Spurs | 44% YES | 56% NO |
| Team to Score First | 47% YES | 53% NO |
| Odd/Even Score | 47% YES | 53% NO |
| Spread -1.5 | 55% YES | 46% NO |
| O/U 218.5 | 52% YES | 49% NO |
| 1H Spread -1.5 | 52% YES | 48% NO |
Market context
The Oklahoma City Thunder face the San Antonio Spurs on 24 May at 8:00 PM ET in what appears to be a playoff fixture, with settlement occurring the following midnight. The 47% implied probability for a Thunder victory reflects genuine competitive uncertainty, though context around roster health and recent form will determine whether that odds-setting holds through to tip-off.
San Antonio's trajectory this season has been marked by youth development and inconsistency, whilst Oklahoma City has established itself as a Western Conference contender with one of the league's more cohesive rosters. Head-to-head records between these franchises carry limited predictive weight given the disparity in current squad composition, but the Spurs' home-court advantage—should this fixture occur in San Antonio—introduces a meaningful variable. Historical precedent suggests that when the Thunder enter playoff situations as favourites, they convert at roughly 60–65% rates, implying the current market pricing may undervalue their chances slightly.
Traders should monitor injury reports released in the 48 hours preceding the match, particularly regarding Oklahoma City's perimeter depth and San Antonio's interior presence. Any late-stage roster adjustments or load-management decisions from either franchise could shift the line materially. The settlement window's closure at midnight on 25 May creates a hard deadline; postponement would extend the market's duration, whilst outright cancellation without rescheduling would trigger a 50-50 resolution. Recent NBA scheduling patterns suggest fixture integrity is high, making cancellation risk negligible.
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 PolyGram, 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 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'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.
Trade Thunder vs. Spurs on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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