Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
39% | 61% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
39% | 61% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
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 Prediction Today.
Active sub-markets
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu | 39% Venus Williams | 61% Irina-Camelia Begu |
| Completed Match | 100% YES | 1% NO |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Match O/U 22.5 | 75% Over | 25% Under |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Match O/U 23.5 | 75% Over | 25% Under |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Set 2 O/U 8.5 | 100% Over | 0% Under |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Set 1 Winner | 0% Williams | 100% Begu |
Market context
Venus Williams and Irina-Camelia Begu were due to meet in the Bad Homburg Open first round on Centre Court, with tournament listings and live scoreboards placing the match on the 22 June schedule. The market’s 39% YES price is already marking a narrower-than-even shot on Williams, which fits a contest being priced as competitive rather than one-sided.[1][5]
The recent form guide for this market is mostly about comparables rather than direct head-to-head history. WTA listings show Williams entered the draw as a lucky loser and Begu as a wild card, a pairing that typically produces shorter pre-match odds than a standard seed-versus-unseeded opener. That mix often leaves the market sensitive to late lineup changes, because either player’s path into the match has already depended on tournament-side decisions rather than a straightforward ranking-based draw.[6][7]
The key catalysts now are administrative rather than tactical: whether the match has already started, been completed, or been pushed back, and whether the schedule on Centre Court holds during the grass-court week. The official tournament runs from 19–27 June, so any postponement still fits inside the event window, but a delay beyond seven days or a no-contest would force the market to 50-50 under the settlement rules.[5][3]
Methodology
This page reviews Bad Homburg Open: Venus Williams vs Irina-Camelia Begu across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Prediction Today — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Is this market available outside the US?
- Prediction Today is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 does it cost to trade on Prediction Today?
- Zero. Prediction Today routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within 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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