Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| SC Internacional O/U 0.5 | 100% |
| Cruzeiro EC O/U 0.5 | 100% |
| Cruzeiro EC O/U 1.5 | 100% |
| Cruzeiro EC 1st Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| SC Internacional 2nd Half O/U 0.5 | 100% |
| Cruzeiro EC 2nd Half O/U 0.5 | 100% |
| SC Internacional (-1.5) | 0% |
| Cruzeiro EC (-1.5) | 0% |
| SC Internacional (-2.5) | 0% |
| Cruzeiro EC (-2.5) | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| SC Internacional O/U 1.5 | 0% |
| SC Internacional O/U 2.5 | 0% |
| Cruzeiro EC O/U 2.5 | 0% |
| SC Internacional 1st Half O/U 0.5 | 0% |
| SC Internacional 1st Half O/U 1.5 | 0% |
| Cruzeiro EC 1st Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| SC Internacional 2nd Half O/U 1.5 | 0% |
| Cruzeiro EC 2nd Half O/U 1.5 | 0% |
Market context
SC Internacional and Cruzeiro EC met in Brazil Série A on 22 July, with the market here focused on the “More Markets” contract rather than the match winner. The current crowd-implied probability of **0% YES** means the contract is being priced as if the specified extra-market condition is effectively dead, which is very different from the way conventional match odds would be assessed on the same fixture. In head-to-head terms, Internacional have had the stronger recent record, winning 8 of the last 20 meetings, with Cruzeiro taking 5 and 7 finishing level.[2]
For context, this kind of 0% reading usually needs to be compared against live sportsbook derivatives and any settled match facts rather than against the outright result alone. In the live ESPN match feed, Internacional and Cruzeiro were still being tracked in real time during the game, with goals listed for Kaio Jorge and Victor Gabriel, which is the sort of scoring pattern that can materially change derivatives tied to goals, cards, or timing-based extra markets.[3] Historical head-to-head data also show a fairly balanced fixture by Brazilian top-flight standards, so a zero-priced contract can indicate the market is reacting to a specific condition rather than to broad team strength.[2]
Traders should watch for the final match report, any confirmed disciplinary or injury updates, and whether the contract’s “more markets” trigger depends on events such as additional goals, corners, cards, or substitution-related thresholds. Because this is a cross-platform comparison piece, the main divergence to monitor is whether sportsbook prop lines still implied any live chance after the first-half scoring pattern, while the prediction market has already moved to certainty against YES. That gap usually reflects settlement mechanics, not just football probability.[3]
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
- 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.
- 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 Kalshi vs Polymarket trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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