Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Ed Case | 100% |
| Jennifer Booker | 0% |
| Ben Fatula | 0% |
| Jarrett Keohokalole | 0% |
| Nicholas Kiswanto | 0% |
| Candidate A | 0% |
| Candidate B | 0% |
| Candidate C | 0% |
| Candidate D | 0% |
| Candidate E | 0% |
| Candidate F | 0% |
| Other | 0% |
Market context
Polymarket is pricing this contract at **0% YES**, which means the market is currently valuing the Democratic nominee for Hawaiʻi’s 1st District as effectively not yet resolved on-chain, even though the primary vote has already taken place and the market’s settlement window runs to 8 August 2026. On Polymarket, the position is held as USDC-backed conditional tokens on Polygon, so the practical question for a trader is whether official Democratic sources confirm a nominee by the market’s resolution deadline, not merely which candidate appears strongest in informal reporting.
The closest historical read is that HI-01 has not been an easy primary to forecast: Ed Case won the 2024 Democratic primary decisively, but 2026 drew a more visible challenge from state Sen. Jarrett Keohokalole and other filed candidates, which is the sort of setup that can keep pricing volatile until official certification. Recent local and election-coverage models have alternated between Case and Keohokalole, with polling and odds leaving room for either candidate to emerge as the party’s standard-bearer, while Della Au Belatti’s move to the lieutenant-governor race also reduced one possible path in the field.[2][6][8][10][17]
For a Polymarket user, the key catalysts are the Hawaiʻi Office of Elections result flow, any official Democratic Party confirmation, and whether the party’s publicly named nominee matches the candidate who cleared the primary. Traders also need to watch for replacement or withdrawal mechanics, because the market rules say a later substitution before election day does not change settlement, and a missing nominee by 3 November 2026 would resolve to “Other”. A New York Times live results page showed Case ahead in the district as tabulation began, which makes official certification the decisive data point rather than early returns alone.[3][9]
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 Qué Es, which mirrors the Polymarket order book directly.
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 does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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 Polymarket Qué Es 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.
Trade Pronóstico: HI-01 Democratic Primary Winner on Polymarket Qué Es
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