Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative) Pick polygram.ink (preferred broker) |
70% | 30% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
70% | 30% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 62,000-64,000 | 70% |
| 64,000-66,000 | 28% |
| 60,000-62,000 | 3% |
| 66,000-68,000 | 1% |
| <54,000 | 0% |
| 54,000-56,000 | 0% |
| 56,000-58,000 | 0% |
| 58,000-60,000 | 0% |
| 68,000-70,000 | 0% |
| 70,000-72,000 | 0% |
| >72,000 | 0% |
Market context
Bitcoin’s noon ET Binance close on 4 August will be determined by where BTC/USDT trades at a very specific one-minute candle, so the market is more about a timestamped snapshot than the broader day’s range. That matters because the crowd is currently pricing **0% YES**, which implies either the available bands are far above the expected close or the market is thin enough that traders are not assigning meaningful probability yet.[1]
The closest comparable context is the recent spot level, which has been sitting in the low- to mid-**$60,000s** on several data sources, including about **$62,622** on Investing.com and **$63,137** as a recent daily close on a separate historical feed.[4][3] That leaves the market’s implied outlook notably below the spot region, which is the sort of setup that can appear when the event price buckets are coarse or when traders expect a sharp move before the noon candle. Forecast-style pages on BTC have also been mixed, ranging from cautious August targets near the low **$60,000s** to much higher automated projections, underlining how wide the distribution remains around Bitcoin’s short-term path.[13][15][16]
For catalysts, the main watchpoints are macro and liquidity rather than any Bitcoin-specific scheduled release: U.S. rates expectations, ETF flow headlines, and any abrupt risk-off move can shift BTC materially before the noon ET print. On platform choice, Polymarket-style markets usually display *implied probability*, while Kalshi and exchange-style books such as Betfair or Smarkets more often centre on decimal odds or lay/back pricing, so the same view can look different after fees and margin are included; KYC access is also typically broader on regulated books than on crypto-native venues.
Methodology
We read Bitcoin price on August 4? from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.
Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Kalshi Alternative has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
Trade Bitcoin price on August 4? on Kalshi Alternative
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