Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| July 24 | 100% |
| August 4 | 100% |
| August 19 | 11% |
| August 25 | 10% |
| August 12 | 8% |
| August 13 | 8% |
| August 14 | 8% |
| August 16 | 8% |
| August 26 | 8% |
| August 31 | 8% |
| August 18 | 7% |
| August 20 | 7% |
| August 23 | 7% |
| August 27 | 7% |
| August 28 | 7% |
| August 29 | 7% |
| August 30 | 7% |
| August 15 | 6% |
| August 17 | 6% |
| August 22 | 6% |
| August 9 | 5% |
| August 10 | 5% |
| August 24 | 5% |
| August 11 | 4% |
| August 21 | 4% |
| August 5 | 1% |
| August 8 | 1% |
| July 25 | 0% |
| July 26 | 0% |
| July 27 | 0% |
| July 28 | 0% |
| July 29 | 0% |
| July 30 | 0% |
| July 31 | 0% |
| August 1 | 0% |
| August 2 | 0% |
| August 3 | 0% |
| August 6 | 0% |
| August 7 | 0% |
Market context
The market is about whether Houthi forces will carry out a direct kinetic strike on, or forcibly board and seize, a commercial vessel before the settlement window closes. That matters because the group has already shown it can hit tankers in the Red Sea and Bab el-Mandeb corridor, and recent claims have included attacks on Saudi-linked oil ships with missiles and drones, alongside efforts to push some traffic to reroute. [5][9][17]
Historically, this is not a low-base-risk event in the abstract: since late 2023 the Houthis have repeatedly targeted commercial shipping, including drones, missiles and boarding tactics, and maritime-security sources have said they have attacked well over 100 vessels across the wider campaign. Reuters reported in July that sources close to the group said it had completed preparations for further shipping attacks near Bab el-Mandeb, while JMIC warned the threat remained elevated even when commercial transit continued. [3][16][17]
For traders, the main catalysts are any fresh Houthi statements, shipping advisories, or evidence of force posture around the southern Red Sea and Bab el-Mandeb, especially if Saudi-linked or other oil-carrying tankers are in range. Reuters also reported in late July that Red Sea traffic had slowed after renewed attacks, which shows how quickly routing and risk perceptions can change; the key watchpoint is whether claims are followed by an actual vessel hit or boarding, since intercepted missiles or near-misses do not count for this market. [9][16][17]
Methodology
Sports-specific comparison page for Houthis successfully target shipping on 2026?. 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.
- 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.
- 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.
- 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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