Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) 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 |
|---|---|
| 54,000 | 100% |
| 56,000 | 100% |
| 58,000 | 100% |
| 60,000 | 99% |
| 62,000 | 97% |
| 64,000 | 62% |
| 66,000 | 7% |
| 68,000 | 1% |
| 70,000 | 0% |
| 72,000 | 0% |
| 74,000 | 0% |
Market context
Bitcoin’s Binance BTC/USDT close at noon ET will be the settlement print, so the market is really a short-horizon check on whether spot holds above the strike level through the final minute rather than a broader view on where Bitcoin ends the day.[1] With crowd-implied probability already at 100% YES, the pricing implies traders see the barrier as either comfortably beaten or too far below current trading to matter, leaving little room for a surprise unless there is a sharp intraday reversal.
Comparable August 2026 forecasts are mixed, but most published ranges cluster well below the more optimistic year-ahead targets and closer to the mid-$60,000s to low-$70,000s, with several models warning that seasonal weakness and technical resistance could cap upside.[2][3][4][6] Other forecasters still show a constructive bias, with August ranges extending into the high-$60,000s or low-$70,000s, which suggests that a print above a modest strike would not be unusual if the market is already trading near those levels.[1][5][7]
The main catalysts to watch are ETF flow data, macro rate expectations, and any policy headlines around the Digital Asset Market Clarity Act, which recent August commentary says could matter alongside post-Fed positioning and liquidity conditions.[3][9] Traders will also be watching whether Bitcoin can hold key support zones cited in recent analysis, because a break lower would undermine the assumption behind the 100% YES price even if the broader August outlook remains stable.[2][3][5]
Methodology
Sports-specific comparison page for Bitcoin above … on August 1?. 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
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- 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.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- 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.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
Trade Bitcoin above … on August 1? on March Madness Predictions
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