Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
97% | 3% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
97% | 3% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Jack Antonoff | 97% |
| Selena Gomez | 97% |
| Brittany Mahomes | 97% |
| Patrick Mahomes | 96% |
| Este Haim | 96% |
| Danielle Haim | 95% |
| Alana Haim | 91% |
| Sabrina Carpenter | 89% |
| Lana Del Rey | 75% |
| Max Martin | 67% |
| Gracie Abrams | 49% |
| Phoebe Bridgers | 47% |
| Jared Goff | 5% |
| Blake Lively | 3% |
| Kanye West | 1% |
| Andrew Tate | 1% |
Market context
Taylor Swift and Travis Kelce have officially tied the knot, with a billboard outside Madison Square Garden confirming their marriage on Friday, 3 July. The couple hosted a two-day celebration: an intimate gathering of roughly 100 guests on 2 July, followed by a larger, glitzier event with approximately 1,000 attendees on 3 July, featuring star-studded performances and celebrity arrivals including Jennifer Lopez, Ed Sheeran, and Gigi Hadid[1][2][3].
Historical precedents for high-profile celebrity weddings suggest that even with massive guest lists, attendance by specific individuals remains highly contingent on personal relationships and public schedules. Comparable cases, such as Beyoncé and Jay-Z’s 2008 wedding or Harry Styles’ private events, show that while invitations are widely distributed, actual physical attendance often hinges on unannounced personal commitments or selective public appearances, making precise prediction difficult despite broad invitation lists[5].
Traders should monitor official announcements from Swift, Kelce, or their representatives regarding guest confirmations, as well as any schedule changes for high-profile invitees like Harry Styles, Beyoncé, or Jay-Z, who have been notably selective about public appearances in recent years[5]. Recent reports confirm invitations were sent to Styles and his fiancé Zoe Kravitz, but their attendance remains unverified without photographic or video evidence[5]. With the current crowd-implied probability at just 1% YES, the market reflects significant uncertainty about whether any named individual will physically attend, especially given the settlement window ending 31 December 2026 and the requirement for verified physical presence[1].
Methodology
We track Who will attend Taylor Swift and Travis Kelce's wedding? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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'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.
- 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.
Trade Who will attend Taylor Swift and Travis Kelce's wedd… on Kalshi vs Polymarket
Live order book, 0% fees, USDC settlement in seconds.
Open live market →