Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
91% | 9% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
91% | 9% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Golden State Warriors | 91% |
| Team A | 50% |
| Team B | 50% |
| Other | 50% |
| Cleveland Cavaliers | 27% |
| Orlando Magic | 7% |
| Brooklyn Nets | 5% |
| Miami Heat | 5% |
| Detroit Pistons | 4% |
| Indiana Pacers | 3% |
| Los Angeles Lakers | 2% |
| Washington Wizards | 2% |
| Atlanta Hawks | 1% |
| Charlotte Hornets | 1% |
| Dallas Mavericks | 1% |
| LA Clippers | 1% |
| Memphis Grizzlies | 1% |
| Milwaukee Bucks | 1% |
| New Orleans Pelicans | 1% |
| Oklahoma City Thunder | 1% |
| Philadelphia 76ers | 1% |
| Phoenix Suns | 1% |
| San Antonio Spurs | 1% |
| Toronto Raptors | 1% |
| Utah Jazz | 1% |
| Boston Celtics | 0% |
| Chicago Bulls | 0% |
| Denver Nuggets | 0% |
| Houston Rockets | 0% |
| Minnesota Timberwolves | 0% |
| New York Knicks | 0% |
| Portland Trail Blazers | 0% |
| Sacramento Kings | 0% |
Market context
Draymond Green has officially declined his $27.7 million player option with the Golden State Warriors, becoming an unrestricted free agent for the 2026–27 season and opening the door for a potential team change before October 2026[1][2]. Despite this status, the current crowd-implied probability of him joining a new team sits at 0%, reflecting a strong market consensus that he will re-sign with the Warriors rather than explore external options[1].
Historically, veteran defenders in their mid-thirties with deep institutional ties, such as Green’s 15-year tenure with the Warriors, rarely leave unless contract disputes or roster rebuilds force a separation[1]. Comparable cases from recent NBA free agency show that players with similar loyalty profiles and leadership roles typically opt to return to their original clubs, especially when the team retains championship aspirations[3]. This pattern supports the 0% probability, as Green’s reported intention is to explore options only while the Warriors navigate their offseason, with a re-signing widely anticipated[1].
Traders should monitor official signing announcements, the Warriors’ roster moves, and any reports linking Green to trade talks or new contracts, as these are the primary catalysts for a market resolution[2]. Recent reporting from Shams Charania confirms Green’s free agency status and notes the Warriors’ flexibility to pursue other stars like LeBron James, which could indirectly influence Green’s decision[2]. Any deviation from the expected re-signing, such as a formal offer from another team, would immediately shift the probability and resolve the market[1]. On platforms like Polymarket versus Kalshi, divergence may arise in how decimal odds are translated to implied probabilities, with fee structures and KYC requirements further affecting liquidity and price discovery on this specific outcome[1].
Methodology
This page compares NBA Free Agency: Draymond Green Next Team specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Robinhood Prediction Markets, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.
Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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