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 |
|---|---|
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 2 Winner | 100% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 1 Winner | 100% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 1 O/U 9.5 | 100% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 1 O/U 10.5 | 100% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 1 O/U 8.5 | 100% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane | 97% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set Handicap +/-1.5 | 88% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set Handicap +/-2.5 | 79% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 3 Winner | 75% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 4 Winner | 57% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 4 O/U 8.5 | 55% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 3 O/U 9.5 | 51% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 3 O/U 8.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 3 O/U 10.5 | 50% |
| Completed Match | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Match O/U 36.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Match O/U 40.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 4 O/U 10.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Total Sets: O/U 4.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Match O/U 38.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 4 O/U 9.5 | 50% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Total Sets: O/U 3.5 | 22% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 2 O/U 8.5 | 0% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 2 O/U 9.5 | 0% |
| Wimbledon ATP: Frances Tiafoe vs Terence Atmane Set 2 O/U 10.5 | 0% |
Market context
Frances Tiafoe faces Terence Atmane in the first round of the 2026 Wimbledon ATP, a match originally set for 6:00 AM ET on 29 June. The crowd-implied probability of 99% YES for Tiafoe advancing reflects his dominant historical record against the Frenchman, with two prior encounters both ending in deciding sets on hard courts[4][5]. This pattern mirrors other high-probability tennis markets where a clear favourite holds a flawless head-to-head advantage, yet the market remains cautious of the deciding-set volatility that has defined their rivalry[4]. In comparable cases, such as Tiafoe’s Miami 2026 quarter-final win over Atmane, the American survived a tight contest before advancing, suggesting that while the outcome is heavily skewed, the path may not be straightforward[8].
Traders should monitor live score updates and any potential delays, as the settlement window closes on 6 July 2026, with a 50-50 resolution if the match is not completed within seven days[2]. Key catalysts include Tiafoe’s current form and Atmane’s resilience on grass, a surface where both players have shown mixed results historically. Recent ATP Tour highlights confirm Tiafoe’s ability to outlast Atmane in high-pressure situations, reinforcing the 99% probability[8]. For crypto-focused participants, the market settles in USDC, tying the outcome to BTC/ETH macro movements; whale flows into tennis prediction contracts have surged alongside funding rate spikes in BTC futures, indicating broader speculative interest in on-chain sports derivatives[1]. Monitor exchange spot prices and funding rates for shifts that may correlate with market liquidity changes.
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.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
Trade Wimbledon ATP: Frances Tiafoe vs Terence Atmane on BTC Prediction
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