Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↑ 72,000 | 100% |
| ↑ 71,000 | 100% |
| ↑ 70,000 | 100% |
| ↑ 73,000 | 52% |
| ↑ 74,000 | 21% |
| ↑ 75,000 | 9% |
| ↓ 69,000 | 7% |
| ↑ 76,000 | 3% |
| ↓ 68,000 | 3% |
| ↑ 77,000 | 2% |
| ↓ 67,000 | 2% |
| ↓ 66,000 | 1% |
| ↓ 65,000 | 0% |
| ↓ 64,000 | 0% |
| ↓ 63,000 | 0% |
| ↓ 62,000 | 0% |
Market context
Bitcoin's price action on 20 August 2026 will determine settlement of this contract. Polymarket currently prices a YES outcome at 2%, implying traders assess the probability of Bitcoin reaching an unspecified price target on that specific date as remote. The contract settles on 21 August 2026 at 04:00 UTC, with resolution dependent on spot price data at market close on the target date. Traders holding YES tokens on Polygon receive USDC payouts if the condition triggers; those holding NO tokens profit if Bitcoin remains below the threshold. The 2% crowd probability reflects either a high price target relative to current levels or significant scepticism about Bitcoin's volatility reaching such extremes within the settlement window.
Historical Bitcoin price movements show single-day swings of 10–15% occur roughly 2–3 times annually during periods of macro volatility or major announcements. The 2021 bull run saw August price action ranging from $29,000 to $49,000 across the month; more recently, 2024 saw tighter consolidation. Current probability pricing suggests the market views an extreme move on this specific date as substantially less likely than routine daily trading ranges, even accounting for potential flash crashes or coordinated liquidation events.
Traders should monitor Federal Reserve communications, major cryptocurrency exchange announcements, and macroeconomic data releases scheduled near 20 August 2026. Regulatory developments affecting spot Bitcoin ETFs or custody frameworks could trigger outsized moves. On-chain metrics including exchange inflows and whale accumulation patterns often precede volatility spikes, making these worth tracking through mid-August.
Methodology
We track What price will Bitcoin hit on August 20? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade What price will Bitcoin hit on August 20? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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