Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Scam?) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↑ 1.10 | 100% |
| ↑ 1.20 | 88% |
| ↑ 1.30 | 10% |
| ↑ 1.40 | 4% |
| ↑ 1.50 | 3% |
| ↓ 0.90 | 3% |
| ↓ 0.80 | 3% |
| ↓ 0.70 | 3% |
| ↓ 0.60 | 3% |
| ↑ 1.70 | 1% |
| ↑ 1.60 | 1% |
| ↓ 0.50 | 1% |
| ↓ 0.40 | 1% |
| ↓ 0.30 | 0% |
Market context
XRP will either reach a specified price level or it won't during the week of 17–23 August 2026. Polymarket currently prices this outcome at 1% YES, meaning traders are wagering roughly 99 to 1 against the event occurring. The contract settles on USDC via Polygon, with conditional tokens reflecting binary resolution: either the price target is hit intraweek or it isn't. That 1% figure reflects the crowd's assessment today—not a forecast of XRP's fundamental value, but rather the collective odds-setting of active traders on this specific platform.
Historical precedent suggests extreme single-week price moves in XRP are rare but not unprecedented. During the 2017–2018 bull run, XRP surged from under $0.20 to over $3 in months, though weekly swings of 50% or more occurred only during peak volatility windows. The 2021 SEC lawsuit settlement and subsequent recovery saw XRP climb from $0.20 to $1.50 over several months, but sustained weekly rallies above 30% became less common as institutional participation increased. A 1% market probability typically signals traders expect either a major catalyst or a price target so distant from current spot that random walk probability alone makes it unlikely.
Traders monitoring this contract should track regulatory announcements—particularly any SEC clarity on XRP's status—alongside broader cryptocurrency market sentiment and Bitcoin's weekly performance, which historically drives altcoin volatility. Ripple's quarterly business updates and any major partnership announcements could shift sentiment sharply. The August 2026 window falls outside any known scheduled corporate events, meaning resolution hinges on unexpected news flow or exceptional market conditions rather than a predictable catalyst.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Scam?, which mirrors the Polymarket order book directly.
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.
UK Frequently Asked Questions
- 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 Polymarket Scam?. 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade What price will XRP hit August 17-23? on Polymarket Scam?
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