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 |
|---|---|
| Map 1 Winner | 100% |
| Map 2 Winner | 100% |
| Match Winner | 100% |
| Map Handicap: AG (-1.5) vs JD Gaming (+1.5) | 100% |
| Map 1 Total Rounds: Over/Under 19.5 | 100% |
| Map 1 Total Rounds: Over/Under 20.5 | 100% |
| Map 1 Total Rounds: Over/Under 21.5 | 100% |
| Map 2 Total Rounds: Over/Under 19.5 | 100% |
| Map 2 Total Rounds: Over/Under 20.5 | 100% |
| Map 2 Total Rounds: Over/Under 21.5 | 100% |
| Map 2 Total Rounds: Over/Under 22.5 | 100% |
| Map 1 Total Rounds: Over/Under 22.5 | 100% |
| Map 3 Total Rounds: Over/Under 19.5 | 50% |
| Map 3 Total Rounds: Over/Under 20.5 | 50% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Rounds Handicap: All Gamers (-2.5) vs JD Gaming (+2.5) | 50% |
| Map 3 Total Rounds: Over/Under 22.5 | 50% |
| O/U 2.5 Games | 0% |
| Map 1 Rounds Handicap: All Gamers (-2.5) vs JD Gaming (+2.5) | 0% |
| Map 2 Rounds Handicap: All Gamers (-2.5) vs JD Gaming (+2.5) | 0% |
| Map 1 Rounds Handicap: All Gamers (-3.5) vs JD Gaming (+3.5) | 0% |
Market context
JD Gaming have already come through the opening Play-In round, beating FunPlus Phoenix 2-1 to reach this upper-bracket semi-final, so the immediate change in the last 24–48 hours is that they arrive with a live series win and no extra recovery game on the board. That matters in a short bracket: their recent map pattern was volatile, dropping Summit 0-13 before taking Sunset 13-11 and Split 13-8, which is the sort of swing that can make a 100% implied YES price look less like a view on team strength and more like a reflection of how close the bracket state is to being resolved.[2][8][18]
The wider frame is that these teams have met before, with All Gamers leading the head-to-head recently after winning their last match 2-0 on 9 April, while JD Gaming had held the earlier edge overall in the series history cited by matchup trackers.[16] Current pre-match listings also show All Gamers as the narrow market favourite in community voting, which sits awkwardly beside the crowd-implied 100% YES and suggests the market is pricing a near-certain settlement outcome rather than a balanced read on the match itself.[16][9] In other words, the contract is more exposed to whether the series is actually completed than to a fine-grained debate over map vetoes.
For traders, the main catalysts are procedural rather than tactical: official start-time confirmation, any bracket reshuffle, and whether the match proceeds on the scheduled morning slot rather than slipping into a delay window.[16][7] Because the market only pays out on a completed win for one side, the key risk is administrative rather than competitive — postponement, abandonment, or an unresolved result would push settlement towards 50-50 under the rules. The most useful live signals are the tournament page, match-room status, and any VCT China announcement around the upper-bracket slate.[8][7]
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.
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%.
Trade Valorant: All Gamers vs JD Gaming (BO3) - VCT China … on Prediction Today
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