Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| O/U 3.5 | 100% |
| O/U 4.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| 1st Half O/U 2.5 | 100% |
| Club Bolívar O/U 0.5 | 100% |
| Club Bolívar O/U 1.5 | 100% |
| Club Bolívar O/U 2.5 | 100% |
| Grêmio FBPA O/U 0.5 | 100% |
| Grêmio FBPA O/U 1.5 | 100% |
| Club Bolívar 1st Half O/U 0.5 | 100% |
| Club Bolívar 1st Half O/U 1.5 | 100% |
| Grêmio FBPA 1st Half O/U 0.5 | 100% |
| Grêmio FBPA 1st Half O/U 1.5 | 100% |
| Both Teams to Score in Second Half | 51% |
| Grêmio FBPA O/U 2.5 | 50% |
| 2nd Half O/U 0.5 | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Club Bolívar 2nd Half O/U 0.5 | 50% |
| Club Bolívar 2nd Half O/U 1.5 | 50% |
| Grêmio FBPA 2nd Half O/U 0.5 | 50% |
| Grêmio FBPA 2nd Half O/U 1.5 | 50% |
| O/U 5.5 | 42% |
| Club Bolívar (-1.5) | 32% |
| Club Bolívar (-2.5) | 7% |
| Grêmio FBPA (-1.5) | 1% |
| Grêmio FBPA (-2.5) | 1% |
Market context
Club Bolívar and Grêmio FBPA are scheduled to meet in the Copa Sudamericana on 23 July, and this market is asking whether *more markets* will be offered for that fixture before settlement. In prediction-market terms, a **YES** share pays if the extra market is listed before the deadline; a **NO** share pays if it is not. The crowd-implied price of **32% YES** suggests traders see the chance of additional offerings as less likely than not, but still plausible if the exchange expands the match menu late. [1][2]
To read that figure, it helps to compare it with the match itself, where external odds sources point to a fairly open contest rather than a one-sided draw. Market data and preview pages have priced Bolívar as a modest favourite at home, with draw and away-win prices still material, which is the sort of setup that often supports side markets on goals, both teams to score, or handicaps. The key point for new readers is that this prediction market is not betting on the result of the game; it is betting on whether the platform will add *other* ways to trade the game outcome. [3][5][6]
The main catalysts are operational rather than sporting: whether the exchange publishes additional markets as kickoff approaches, whether lineups and squad news create enough demand for new prices, and whether scheduling or settlement rules leave room before the window closes at 22:00 UTC. Grêmio and Bolívar also have live match listings on major odds and score pages, so any late shift in mainstream pricing can increase the case for extra derivatives, especially if goal or result markets are not yet live. [1][7][8][9]
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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 Prediction Market UK. 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
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