Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
0% | 100% | 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 |
|---|---|
| ↑ 1,750 | 0% |
| ↑ 1,650 | 0% |
| ↑ 1,600 | 0% |
| ↓ 1,250 | 0% |
| ↑ 1,900 | 0% |
| ↑ 1,700 | 0% |
| ↓ 1,500 | 0% |
| ↓ 1,300 | 0% |
| ↓ 1,350 | 0% |
| ↑ 1,850 | 0% |
| ↑ 1,800 | 0% |
| ↓ 1,550 | 0% |
| ↓ 1,450 | 0% |
| ↓ 1,400 | 0% |
Market context
Ethereum has spent the last few weeks under pressure rather than trending into the monthly close, with Fortune putting ETH at $1,784.85 on 15 June and $1,756.17 two days later, both well below its August 2025 peak near $5,000.[1][4] That backdrop helps explain why a crowd-implied 0% YES reading on a June 30 price target is so compressed: the market is effectively pricing a miss unless ETH stages a sharp late-month rally. Robinhood’s June 30 event ladder is already clustered around the mid-$1,500s, which is consistent with a market that sees stabilisation as more plausible than a decisive breakout.[3][6]
For context, Ethereum has historically been capable of large month-end moves, but the recent pattern has been one of lower highs and a broad retracement rather than momentum continuation.[1][7] In practical terms, that means traders usually read these end-of-month ranges through the lens of spot strength, not headline narratives alone. The current probability can therefore be interpreted as a statement about where ETH has been trading lately, not a view that the asset is incapable of revisiting higher bands if conditions change quickly.[1][4]
The near-term catalysts are the usual ones: any shift in broader crypto risk appetite, spot ETF flow commentary, and whether ETH can recover through the mid-$1,700s into the settlement window. Market-specific timing also matters because prediction venues settle on an exact index snapshot rather than an intraday high, so a brief spike is not enough unless it holds into the reference time.[3][6] With the June window now closed, the key question for live positioning is whether the same weakness persists into early July or whether the late-month sell-off has already forced the market into oversold territory.
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 Prediction Today, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
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 Prediction Today. 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.
- 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.
Trade What price will Ethereum hit on June 30? on Prediction Today
Live order book, 0% fees, USDC settlement in seconds.
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