Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
99% | 1% | 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 |
|---|---|
| 54,000 | 99% |
| 56,000 | 98% |
| 58,000 | 96% |
| 60,000 | 91% |
| 62,000 | 71% |
| 64,000 | 34% |
| 66,000 | 9% |
| 68,000 | 2% |
| 70,000 | 2% |
| 72,000 | 0% |
| 74,000 | 0% |
Market context
Bitcoin is being priced for a noon ET Binance close on 5 August, with the contract currently implying **99% YES**, which is far richer than most published August forecasts. That gap matters because a 99% market price is effectively saying the noon candle needs only to stay above the strike, while many external models still place Bitcoin’s August path in a wide range rather than treating the level as a near-certainty.[3][5][10][15][17]
Comparable outlooks are mixed, but several lean well below the kind of threshold that would justify an almost locked-in yes. Binance’s own August forecast range spans roughly $70,295 to $107,553, with an average near $88,924, while Changelly, CoinCodex, ChangeHero and MEXC cluster August projections around the mid-$60,000s, and LongForecast points to an August average near $60,790 with a month-end level around $58,840.[1][5][10][15][16][17] That spread suggests the crowd price is materially ahead of most model-based consensus, even before adjusting for the fact this is a single Binance 1-minute candle rather than a daily close or broader spot benchmark.[5][10]
For traders, the main catalysts are the usual Bitcoin macro and flow drivers rather than anything contract-specific: U.S. rate expectations, ETF inflows, and whether BTC can hold above nearby resistance levels that several August forecasts flag around the high-$60,000s.[2][12] Yahoo Finance’s August outlook highlights bearish technical structure unless Bitcoin reclaims about $82,931, while other commentary puts $68,000 as the level that separates continuation from a pullback.[2][12] With settlement tied only to Binance BTC/USDT at noon ET, intraday exchange-specific volatility, liquidity swings and any sudden news-driven wick matter more than end-of-day narratives.[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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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 Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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.
Trade Bitcoin above … on August 5? on Kalshi vs Polymarket
Live order book, 0% fees, USDC settlement in seconds.
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