Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Trump Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Trump Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Trump Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Trump Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Trump Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Trump Prediction → |
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 Trump Prediction.
Active sub-markets
| HSBC Championships: Jenson Brooksby vs Martin Damm Total Sets: O/U 2.5 | 100% Over 2.5 | 0% Under 2.5 |
| Completed Match | 100% YES | 0% NO |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 1 Winner | 100% Brooksby | 0% Damm |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 2 Winner | 0% Brooksby | 100% Damm |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 2 O/U 9.5 | 0% Over | 100% Under |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 1 O/U 9.5 | 100% Over | 0% Under |
Market context
Jenson Brooksby, the American tennis prospect, faces Martin Damm in a scheduled match at the HSBC Championships on 16 June 2026. The market currently reflects near-certainty of the match occurring and resolving to a winner, with settlement dependent on whether either player advances past their opponent by the scheduled deadline of 23 June 2026.
The 100% crowd-implied probability suggests confidence that the match will be completed and produce a decisive outcome rather than cancellation, postponement beyond seven days, or retirement mid-match. Historical precedent at ATP-tier events shows cancellations are rare absent major injury or weather disruption; most matches scheduled at established tournaments proceed as planned. Brooksby's ranking trajectory and recent form would typically inform the directional outcome, though the market's current framing treats match completion itself as the primary uncertainty.
Traders should monitor tournament draw confirmations and player injury reports in the week preceding 16 June. Weather forecasts for the venue become relevant only if conditions threaten outdoor play; indoor facilities at major championships typically mitigate this risk. Any withdrawal announcement from either player—whether due to injury, illness, or scheduling conflict—would trigger resolution toward the 50-50 tie condition. ATP official communications and player social media accounts remain the primary sources for status updates, as tournament organisers typically announce changes within 48 hours of scheduled matches.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for HSBC Championships: Jenson Brooksby vs Martin Damm plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- Where can I trade this market with the lowest fees?
- On Trump Prediction, 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.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Trump Prediction 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.
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