Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Fight won by KO/TKO? | 100% |
| Miller to win by KO/TKO? | 100% |
| O/U 0.5 Rounds | 100% |
| O/U 1.5 Rounds | 100% |
| Billy Ray Goff vs. Ty Miller | 0% |
| Fight to Go the Distance? | 0% |
| Goff to win by KO/TKO? | 0% |
| Fight won by submission? | 0% |
| O/U 2.5 Rounds | 0% |
Market context
Billy Ray Goff meets Ty Miller in a scheduled welterweight bout on the UFC Fight Night card, with official UFC result data the only settlement source for this market. The market’s **0% YES** crowd price is striking because published fight previews and sportsbook lines heavily side with Miller, who is generally priced around **-380 to -435**, while Goff has sat in the **+300 to +390** range.[6][10][11][16]
The best historical frame is that markets like this usually track the favourite rather than the underdog unless there is a late withdrawal, weight issue, or an official change to the bout status. Comparable listings describe Miller as an undefeated **7-0** entrant with a recent UFC stoppage win, while Goff is **9-4** and has come in off consecutive losses, which helps explain why the market has pushed so far towards Miller and left Goff at a negligible implied chance.[2][7][14][18]
For traders, the main catalyst is not polling-style movement but the fight-week and event-night confirmations: official UFC weigh-in clearance, any last-minute card shuffles, and the bout announcement from the broadcast or UFC results page. The card is scheduled for **8 August 2026** in Las Vegas, and multiple previews have the fight placed on the prelims or early portion of the card, so the probability should stay tightly linked to whether the bout remains intact and whether Miller’s favourite status survives to cage walk.[4][9][10][15]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $769K.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for UFC Fight Night: Billy Ray Goff vs. Ty Miller (Welterweight, Prelims) plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
UK Frequently Asked Questions
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
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