Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
66% | 34% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
66% | 34% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 1 O/U 8.5 | 66% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur | 56% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 2 Winner | 55% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 1 Winner | 53% |
| Completed Match | 50% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Match O/U 21.5 | 50% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 1 O/U 9.5 | 50% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 2 O/U 9.5 | 46% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Match O/U 22.5 | 45% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Total Sets: O/U 2.5 | 41% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Match O/U 23.5 | 41% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 2 O/U 10.5 | 41% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 2 O/U 8.5 | 38% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set Handicap +/-1.5 | 35% |
| Livesport Prague Open: Tereza Valentova vs Daria Snigur Set 1 O/U 10.5 | 31% |
Market context
Tereza Valentova, a Czech player competing on home soil, faces Ukraine's Daria Snigur in the opening rounds of the Livesport Prague Open, a WTA 250 event scheduled for late July 2026. The match represents a relatively straightforward seeding dynamic: Valentova holds the advantage of domestic support and court familiarity, whilst Snigur brings consistent clay-court form from the European summer circuit. The 56% implied probability favouring Valentova reflects this modest edge rather than overwhelming dominance, suggesting the market perceives genuine competitive balance.
Comparable matchups between unseeded or lower-ranked players at regional WTA events show that home-court advantage typically shifts win probabilities by 8–12 percentage points, particularly in early rounds where crowd noise and logistics favour the local competitor. Snigur's recent record against similarly ranked opponents on clay provides the counterweight; her consistency in qualifying rounds and lower-tier tournaments has historically translated to competitive first-round showings. The current probability sits within the expected range for such fixtures.
Traders monitoring this market should track official draw confirmations and any late withdrawals through the WTA's live draw updates, typically released 48 hours before the tournament begins. Injury reports or scheduling changes—particularly if the match is pushed beyond the 7-day window—would trigger the 50-50 resolution clause. For algorithmic approaches, conditional orders tied to draw confirmation and pre-match odds movements on major sportsbooks provide reliable entry signals; the settlement window's 11:30 UTC cutoff on 1 August allows sufficient buffer for match completion and result confirmation.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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