Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↑ 1.10 | 100% |
| ↑ 1.20 | 68% |
| ↑ 1.30 | 9% |
| ↑ 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 has traded in a narrow band over the past 48 hours, with spot prices hovering between $2.40 and $2.65 across major exchanges. The 1% probability assigned to this market reflects the extremely tight range required for settlement—the contract asks whether XRP will hit a specific price level during the week of 17–23 August 2026, a window that demands either sharp volatility or a sustained directional move within seven days. Current implied volatility suggests traders see low odds of such a move materialising without a material catalyst.
Historical precedent shows XRP's weekly price swings have typically ranged 8–15% during periods of regulatory clarity or exchange listing news, but baseline weeks without major announcements see tighter trading bands of 3–5%. The 1% probability sits consistent with a "no news, no move" baseline expectation. During the 2023–2024 cycle, weeks where XRP remained within established support and resistance levels without fresh developments rarely produced the kind of breakout moves that would trigger extreme price targets.
Traders should monitor Ripple's quarterly business updates and any regulatory developments from the SEC regarding XRP's classification, as these have historically driven the largest single-week moves. Additionally, broader cryptocurrency market sentiment tied to Bitcoin and Ethereum price action will influence XRP's trajectory, given its high correlation with major assets. The settlement window extends to 24 August 2026, giving traders a full week plus one day to observe whether conditions shift materially from current consolidation patterns.
Methodology
This page reviews What price will XRP hit August 17-23? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Prediction Today, which mirrors the Polymarket order book at 0% fees.
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.
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 Prediction Today. 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.
- 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%.
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