Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Warsaw: Elizara Yaneva vs Yue Yuan | 100% |
| Completed Match | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 Winner | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 O/U 8.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Total Sets: O/U 2.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Match O/U 21.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 O/U 9.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Match O/U 22.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 O/U 10.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Match O/U 23.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 Winner | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set Handicap +/-1.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 O/U 8.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set Handicap +/-1.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 O/U 9.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 O/U 10.5 | 0% |
Market context
Elizara Yaneva’s match against Yue Yuan in Warsaw is a straight binary tennis contract, but the market is pricing it as if a Yaneva advance is certain, with the crowd-implied probability at 100% YES. Yaneva is a teenager who has climbed into the top 250 on the WTA ladder, with a career-high around No. 201 and a record built almost entirely on ITF-level results, including three singles titles and a strong run of finals in 2026.[1][13] That profile matters because markets on lower-tier and qualification matches often move hardest on late draw changes, as player quality gaps can be smaller than the headline rank numbers suggest.[1][3]
The cleanest analogue is other ITF-to-WTA step-up spots where one player has a recent momentum edge but little main-tour sample. Yaneva has shown repeated tournament-level consistency, including back-to-back titles in 2025 and multiple finals in 2026, which can make a one-sided match price look justified even before live confirmation.[13][16] For on-chain traders, the practical read is that the USDC-settled contract will only pay the full side if the match produces a named winner; if the fixture is postponed beyond the window or ends without completion, the settlement mechanics revert towards the market’s 50-50 fallback rather than a directional payout.
What to watch is whether Warsaw order of play, late withdrawals, or court scheduling changes alter the actual head-to-head start. In tennis, a market that begins at 100% can still be exposed to a no-contest outcome if the match is cancelled, delayed beyond seven days, or interrupted before a result is recorded, so the key catalyst is official tournament confirmation rather than price alone. If you are framing it through crypto microstructure, the broader backdrop matters too: when BTC and ETH are volatile, prediction market liquidity can thin and odds can gap on relatively small information updates, especially if traders are rotating risk rather than waiting for the first serve.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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