Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
89% | 11% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
89% | 11% | 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 |
|---|---|
| 64,000-66,000 | 89% |
| 62,000-64,000 | 10% |
| 66,000-68,000 | 1% |
| <56,000 | 0% |
| 56,000-58,000 | 0% |
| 58,000-60,000 | 0% |
| 60,000-62,000 | 0% |
| 68,000-70,000 | 0% |
| 70,000-72,000 | 0% |
| 72,000-74,000 | 0% |
| >74,000 | 0% |
Market context
Bitcoin is trading around the low-60,000s, with live quotes in the supplied sources clustering near $62,000–$63,000 and an early-August range that has generally sat below $65,000. That makes a 0% crowd-implied “Yes” price look consistent with the market’s current read: the noon ET Binance 1-minute close would need an outsized intraday move to land in a higher bracket than traders are currently pricing.
For framing, comparable August calls have recently been split between a rangebound view and a softer seasonal bias. One August 2026 forecast put BTC’s base case between $64,000 and $67,000, with support around $63,000 and $62,500, while another August model saw an average near $66,031 and a broader expected band of $64,776 to $67,293.[3][19] By contrast, a market price snapshot from 4 August showed BTC at $63,525.82, and another live feed put it near $62,642, underlining how quickly the coin has been oscillating around the low-60,000s rather than trending cleanly in one direction.[17][5]
Traders should watch the usual intraday catalysts: ETF flow headlines, macro data that move dollar liquidity, and any sudden shift in risk appetite during the US session, since the market settles on a single Binance candle close at noon ET rather than a broader daily average.[3] Because the window is narrow, the main dependency is not where Bitcoin trades overnight, but whether it is pushed sharply higher or lower in the hour or two before that fixing, especially if spot liquidity thins or a news item hits during US morning hours.
Methodology
Sports-specific comparison page for Bitcoin price on August 6?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
Trade Bitcoin price on August 6? on March Madness Predictions
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