Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
98% | 2% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
98% | 2% | 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 |
|---|---|
| Selena Gomez | 98% |
| Jack Antonoff | 97% |
| Brittany Mahomes | 97% |
| Patrick Mahomes | 96% |
| Este Haim | 96% |
| Danielle Haim | 96% |
| Alana Haim | 91% |
| Sabrina Carpenter | 80% |
| Lana Del Rey | 73% |
| Max Martin | 67% |
| Gracie Abrams | 49% |
| Phoebe Bridgers | 48% |
| Jared Goff | 5% |
| Blake Lively | 2% |
| Kanye West | 1% |
| Andrew Tate | 0% |
Market context
Taylor Swift and Travis Kelce are set to marry at Madison Square Garden on 3 July 2026, with over 1,100 guests expected at the two-day celebration, though the couple has not formally confirmed the event until an Associated Press official verified it late last week[4][5]. This market, currently pricing a 1% chance that any named individual attends, hinges on photographic or video proof of physical presence, excluding virtual attendance or mere invitation confirmations[2][3].
Historical precedent for celebrity weddings of this scale shows that attendance by high-profile figures is nearly guaranteed when the guest list exceeds 1,000, as seen with Gigi Hadid, Dakota Johnson, and Bradley Cooper, who were photographed arriving at the ceremony[3]. Comparable cases, such as Stevie Nicks’ confirmed performance and attendance, further illustrate that when insiders are invited, their presence is typically documented by multiple outlets, making a 1% probability for any named attendee an extreme divergence from the near-certainty of documented attendance for the core guest list[3][6].
Traders should monitor official schedule updates, flight records for invited guests, and social media statements from Swift, Kelce, or their representatives, as these serve as primary resolution sources alongside visual evidence[3][4]. Recent reports from TMZ confirm between 1,100 and 1,200 attendees are expected, suggesting that the market’s implied probability may not align with the sheer volume of confirmed guests, particularly if any named individual is among the 1,100 expected to join the festivities[6][9]. The settlement window ends 31 December 2026, meaning any delay in the wedding could resolve the market to “No” if the event does not occur by that date[2].
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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 PolyGram. 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 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 PolyGram 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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