Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi UK → |
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 Kalshi UK.
Active sub-markets
| HSBC Championships: Iva Jovic vs Amanda Anisimova | 100% Iva Jovic | 0% Amanda Anisimova |
| Completed Match | 100% YES | 0% NO |
| HSBC Championships: Iva Jovic vs Amanda Anisimova Match O/U 21.5 | 100% Over | 0% Under |
| HSBC Championships: Iva Jovic vs Amanda Anisimova Set Handicap +/-1.5 | 0% Anisimova | 100% Jovic |
| HSBC Championships: Iva Jovic vs Amanda Anisimova Match O/U 22.5 | 100% Over | 0% Under |
| HSBC Championships: Iva Jovic vs Amanda Anisimova Match O/U 23.5 | 100% Over | 0% Under |
Market context
The HSBC Championships match between Iva Jovic and Amanda Anisimova is scheduled for 12 June 2026 at 05:00 ET. On Polymarket, this contract currently trades at 100% YES, meaning traders are pricing in Jovic's advancement as certain. The settlement window closes 19 June 2026, allowing a seven-day buffer for fixture delays or rescheduling before the market resolves to a 50-50 split. USDC liquidity on Polygon underpins the conditional token mechanics, with YES tokens representing Jovic progression and NO tokens representing Anisimova advancement.
Historical precedent suggests extreme probabilities in tennis matchups often reflect seeding disparities or recent form rather than genuine certainty. When Polymarket has priced women's tennis matches at 95%+ probability, outcomes have typically hinged on injury status or withdrawal announcements rather than competitive play. Anisimova's ranking trajectory and recent tournament results will determine whether this pricing reflects genuine dominance or market inefficiency. The 100% reading is notable given that even favoured players face genuine upset risk in single-elimination formats.
Traders should monitor official HSBC Championships draw confirmations and any injury bulletins from either player's camp through early June. Anisimova's performance at preceding WTA events will signal fitness and form. Tournament scheduling changes—common in professional tennis—could trigger the seven-day delay clause. Recent WTA communications regarding the 2026 calendar remain sparse, making fixture confirmation a key catalyst. Any withdrawal announcement would immediately collapse the YES position, whilst a confirmed matchup with Jovic as heavy favourite would likely sustain current pricing.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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
- 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 Kalshi UK?
- Zero. Kalshi UK 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK 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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