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 |
|---|---|
| 1,300 | 100% |
| 1,400 | 100% |
| 1,200 | 100% |
| 1,500 | 99% |
| 1,600 | 39% |
| 2,000 | 0% |
| 1,800 | 0% |
| 1,900 | 0% |
| 1,700 | 0% |
| 2,100 | 0% |
| 2,200 | 0% |
Market context
Ethereum is currently trading near $1,590, well below the $2,088 level that acts as a critical resistance barrier, yet the Polymarket contract for "Ethereum above ___ on June 30" shows a 100% YES probability for the $1,500–$1,600 strike. This pricing reflects the on-chain mechanics of conditional tokens settled in USDC on Polygon, where the market assigns certainty to ETH closing within that specific range at the Binance 1-minute noon ET candle. The contract does not speculate on abstract future value but locks in the precise resolution source: the final "Close" price from Binance’s ETH/USDT pair.
Historical data from late June 2026 frames this certainty, with ETH hovering between $1,572 and $1,596 over the past week, consistently failing to reclaim the $2,088 100-period Simple Moving Average. A similar market on June 28 also priced the $1,500–$1,600 outcome at 100%, confirming that the current price action is not an anomaly but a continuation of a trapped downtrend following the earlier breakout above $2,500. The RSI sits near 39, indicating bearish momentum without yet reaching overbought conditions, which aligns with the market’s confidence in this narrow price band.
Traders should monitor the $2,088 resistance level and any scheduled Ethereum network upgrades or developer announcements that could shift sentiment before the settlement window closes on 30 June 2026. Recent analysis from Binance Square notes that every retest of the $2,088 zone has led to rejection, suggesting buyers lack control unless they can capture that level with significant volume [4]. Until such a breakout occurs, the market remains anchored to the $1,500–$1,600 range, making the 100% YES probability a direct reflection of current technical constraints rather than speculative optimism.
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.
FAQ
- 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.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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