Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
82% | 18% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
82% | 18% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Golden State Valkyries vs. Toronto Tempo | 82% |
| Spread -7.5 | 57% |
| Kayla Thornton: Points O/U 7.5 | 51% |
| Kayla Thornton: Rebounds O/U 4.5 | 51% |
| Isabelle Harrison: Points O/U 13.5 | 51% |
| Isabelle Harrison: Points O/U 12.5 | 51% |
| Marina Mabrey: Points O/U 20.5 | 50% |
| Gabby Williams: Points O/U 13.5 | 50% |
| Nyara Sabally: Points O/U 12.5 | 50% |
| Veronica Burton: Points O/U 10.5 | 50% |
| Nyara Sabally: Rebounds O/U 5.5 | 50% |
| Gabby Williams: Rebounds O/U 3.5 | 50% |
| Marina Mabrey: Rebounds O/U 3.5 | 50% |
| Veronica Burton: Rebounds O/U 2.5 | 50% |
| Veronica Burton: Assists O/U 5.5 | 50% |
| Marina Mabrey: Assists O/U 4.5 | 50% |
| Gabby Williams: Assists O/U 2.5 | 50% |
| Isabelle Harrison: Rebounds O/U 5.5 | 50% |
| Gabby Williams: Points O/U 14.5 | 50% |
| Marina Mabrey: Assists O/U 3.5 | 50% |
| Nyara Sabally: Points O/U 11.5 | 50% |
| Veronica Burton: Rebounds O/U 3.5 | 50% |
| O/U 166.5 | 29% |
| O/U 165.5 | 24% |
| O/U 167.5 | 15% |
| O/U 169.5 | 14% |
| O/U 168.5 | 14% |
Market context
The underlying event is a WNBA match on July 8 at 7:00PM ET between the Golden State Valkyries and the Toronto Tempo, where the Valkyries must win for the market to resolve to their name. With an 82% crowd-implied probability favouring the Valkyries, the market reflects their red-hot form: the team (15-7) has tied its franchise-best five-game winning streak after defeating the Washington Mystics 62-49 on Monday, and now aims for a record sixth consecutive win on the road[1]. Historically, such extended winning streaks in the WNBA often correlate with strong defensive execution and momentum that persists into away games, particularly when a team is favoured by over eight points as the Valkyries are here[2]. Comparable cases show that teams riding five-game streaks with top-tier defence rarely collapse immediately against mid-tier opponents, especially when the betting line reinforces their superiority.
Traders should monitor pre-game injury reports for Toronto, as the Tempo’s current injury situation could significantly alter the matchup dynamics[3]. The Valkyries are listed as 8.5-point road favourites, with a moneyline of -320, indicating heavy market confidence in their defensive prowess[2]. Key catalysts include any late announcements regarding key absences for either side, as well as the final tip-off confirmation at 7:00PM ET, which is the settlement dependency for this market[4]. While the Valkyries’ form is robust, the Tempo’s ability to contain Golden State’s offence remains the critical variable; if Toronto’s injury list worsens, the 82% probability may shift further in favour of the Valkyries. No league-wide filler is needed—only team-specific developments will drive the outcome.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $386K.
Methodology
Sports-specific comparison page for Golden State Valkyries vs. Toronto Tempo. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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