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 |
|---|---|
| Angie Nixon | 100% |
| Jared Moskowitz | 0% |
| Josh Weil | 0% |
| Charlie Crist | 0% |
| Alexander Vindman | 0% |
| Alan Grayson | 0% |
| Jennifer Jenkins | 0% |
| Joey Atkins | 0% |
| Candidate E | 0% |
| Candidate F | 0% |
| Candidate G | 0% |
| Candidate H | 0% |
| Candidate I | 0% |
| Candidate J | 0% |
| Candidate K | 0% |
| Candidate L | 0% |
| Candidate M | 0% |
| Candidate N | 0% |
| Candidate O | 0% |
| Other | 0% |
Market context
Florida's 2026 Senate race will determine which Democrat, if any, advances from the primary to challenge the Republican incumbent in November. Polymarket currently prices a Democratic primary winner at zero, reflecting the market's assessment that no contested Democratic primary may materialise or that settlement hinges on whether the Florida Democratic Party formally declares results. On-chain, traders holding YES tokens (conditional on USDC collateral via Polygon) would profit only if the party announces a clear primary victor before the August 2026 deadline.
Historical precedent suggests caution interpreting this zero price. Florida's Democratic primary in 2022 saw multiple candidates compete for the Senate nomination, with Val Demings ultimately winning before losing the general election. The party structure and candidate recruitment patterns remain fluid; whether prominent Democrats mount a serious challenge to the incumbent depends on recruitment efforts, fundraising viability, and national party strategy that typically crystallises 12–18 months before the election. The current 0% reading may reflect genuine uncertainty about field formation rather than certainty that no primary occurs.
Key catalysts include formal candidate announcements (typically autumn 2025 onwards), filing deadlines set by Florida law, and the Florida Democratic Party's official primary schedule. Recent reporting on Senate recruitment from national Democratic committees will signal whether the party views Florida as competitive. Traders should monitor whether the party consolidates behind a single candidate or permits a contested primary, as this distinction directly affects whether the market resolves YES or to "Other."
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 PolyGram, 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
- 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 PolyGram. 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.
- 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.
Trade Florida Democratic Senate Primary Winner on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Open live market →