Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
53% | 47% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
53% | 47% | 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
| Spread -1.5 | 53% YES | 47% NO |
| O/U 215.5 | 54% YES | 47% NO |
| Thunder vs. Spurs | 45% YES | 56% NO |
| Team to Score First | 42% YES | 58% NO |
| Odd/Even Score | 44% YES | 56% NO |
| 1H Spread -0.5 | 52% YES | 49% NO |
Market context
The Oklahoma City Thunder face the San Antonio Spurs in Game 3 of the Western Conference Finals on 22 May, with the market resolving to the winner after any overtime. At 53% for the Thunder, the price is close to a coin flip and sits in the range where playoff home-court, injury news and late line moves usually matter more than team name alone. In similar NBA game-winner markets, that kind of mid-50s pricing often reflects a book that is still being shaped by fresh money rather than a settled consensus, especially when settlement is tied to a single scheduled tip-off and not a series result.
For traders, the practical edge is often less about the basketball than about how quickly funds can be moved in and out before the window closes. Depth tends to improve when deposits clear quickly through low-friction rails such as card payments, Klarna, SEPA transfers and USDC, and it can thin when users wait on bank settlement or withdrawal processing. Recent odds listings from ESPN and DraftKings still have the game live, with the market set to stay open if the fixture is postponed and to resolve 50-50 only if it is cancelled without a replay. That makes any late injury report, starting-line-up announcement or schedule change the main catalyst to watch before the 00:30 UTC settlement deadline on 23 May.
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
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 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.
Trade Thunder vs. Spurs on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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