Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
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% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Charlotte FC O/U 0.5 | 100% |
| Charlotte FC O/U 1.5 | 100% |
| Atlanta United FC O/U 0.5 | 100% |
| Atlanta United FC O/U 1.5 | 100% |
| Charlotte FC 1st Half O/U 0.5 | 100% |
| Charlotte FC 1st Half O/U 1.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| Atlanta United FC 2nd Half O/U 0.5 | 100% |
| Atlanta United FC 2nd Half O/U 1.5 | 100% |
| Charlotte FC (-1.5) | 0% |
| Atlanta United FC (-1.5) | 0% |
| Charlotte FC (-2.5) | 0% |
| Atlanta United FC (-2.5) | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 2.5 | 0% |
| Charlotte FC O/U 2.5 | 0% |
| Atlanta United FC O/U 2.5 | 0% |
| Atlanta United FC 1st Half O/U 0.5 | 0% |
| Atlanta United FC 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 2.5 | 0% |
| Charlotte FC 2nd Half O/U 0.5 | 0% |
| Charlotte FC 2nd Half O/U 1.5 | 0% |
Market context
Charlotte FC host Atlanta United FC in MLS on 22 July, with the market here tied to the game’s *more* side markets rather than the match result itself. The crowd-implied 0% YES suggests the contract is either pricing a very specific, low-liquidity condition or has not yet attracted meaningful participation, which can happen on niche event subsets where settlement depends on a narrower stat line than the main fixture outcome.
The historical frame is mixed rather than one-sided. FootyStats’ head-to-head data shows the clubs have been closely matched, with Charlotte winning 5 of the last 10 meetings, Atlanta 4, and 1 draw, while both sides scored 15 goals across those games.[1] That balance matters for *more markets* because correlated outcomes such as goals, corners, cards, or player-driven props can swing quickly when the teams are evenly paired. Comparable live listings on Flashscore have also pointed to a relatively contained total-goals profile, with one current match page projecting at most 5 goals in total.[2]
For traders, the main catalysts are the final line-up, any late injury or rotation news, and whether the match state pushes the game towards open play or caution. MLS schedules can be affected by last-minute squad management, especially in midweek fixtures, and that can change the likelihood of derivative markets settling into “more” territory. On-chain, the key practical factor is USDC settlement timing: if liquidity is thin, pricing can stay pinned near zero until the first meaningful order flow arrives. If there is broader crypto risk-on or risk-off pressure in BTC and ETH, that can matter indirectly through venue liquidity and whale flows, but the contract itself is ultimately decided by the match statistics.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
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