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 |
|---|---|
| 1st 5 Innings O/U 3.5 | 82% |
| 1st 5 Innings O/U 5.5 | 78% |
| 1st 5 Innings O/U 4.5 | 77% |
| 1st 5 Innings O/U 2.5 | 75% |
| NRFI | 61% |
| 1st 5 Innings Spread -1.5 | 56% |
| O/U 11.5 | 56% |
| San Francisco Giants vs. Colorado Rockies | 55% |
| 1st 5 Innings O/U 6.5 | 54% |
| O/U 12.5 | 50% |
| 1st 5 Innings Spread -2.5 | 50% |
| Extra Innings | 50% |
| 1st 5 Innings Spread -2.5 | 49% |
| Spread -1.5 | 45% |
| 1st 5 Innings Spread -1.5 | 32% |
Market context
The San Francisco Giants face the Colorado Rockies in a July 4 MLB game at 8:10PM ET, where the market currently assigns a 55% probability to a Giants victory. Historical data strongly supports this lean, as the Rockies hold a dismal 5-15 record in their last 20 meetings against the Giants[1]. This long-term disparity mirrors comparable mid-season clashes where the Giants’ pitching depth consistently overwhelmed the Rockies’ home-field advantage at Coors Field, a venue where the Rockies have recently struggled to defend leads despite high offensive output[8]. The 55% implied probability aligns with these established patterns rather than representing an outlier sentiment.
Traders should monitor the Giants’ starting pitcher confirmation and any late roster updates regarding key absences, as the team’s recent form has been volatile. While the Giants secured an emphatic 19-6 win in a May 31 matchup at Coors Field[3], they suffered a heavy 15-3 loss to the Rockies just days later on May 29, highlighting their inconsistency[2][4]. A beat-reporter note from Yahoo Sports indicates that the Giants’ bullpen management and Logan Webb’s availability remain critical variables for this specific contest[4]. Watch for official lineup announcements before the 8:10PM ET start, as any shift in the rotation could significantly alter the settlement outcome given the Rockies’ recent 36-53 standing[1].
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $486K.
Methodology
Sports-specific comparison page for San Francisco Giants vs. Colorado Rockies. 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
- 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.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- 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.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- 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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