Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Rick Caruso | 0% YES | 100% NO |
| Katie Porter | 1% YES | 100% NO |
| Steve Hilton | 9% YES | 91% NO |
| Stephen Cloobeck | 0% YES | 100% NO |
| Betty Yee | 0% YES | 100% NO |
| Kyle Langford | 0% YES | 100% NO |
Market context
California’s 2026 gubernatorial race is a top-two primary contest with a wide field and no clear front-runner. Recent coverage from CalMatters and KQED puts Xavier Becerra, Tom Steyer, Katie Porter, Steve Hilton and Chad Bianco among the main contenders, while ABC7 noted that ten major candidates are in the running. That mix matters because California primaries can be won with a relatively modest share when the vote fragments, and the final November matchup is shaped as much by who survives June as by the statewide partisan lean.
The best comparison is not a normal one-on-one governor’s race, but a crowded open-seat primary where polling can swing on candidate exits and name recognition. Emerson College’s April survey had Hilton on 17%, Bianco and Steyer on 14% each, Becerra and Porter on 10% each, and 23% undecided, which shows how much of the electorate is still movable. The current 0% price on a winner reflects that the market has not yet assigned meaningful weight to any single candidate, despite Republicans running unusually well for California and Democrats splitting their vote across several well-known figures.
Traders should watch for further candidate withdrawals, endorsements, and the next round of public polling before the June primary. ABC7 reported that Becerra entered the race in mid-May, adding another heavyweight to an already crowded field, while CalMatters noted that two Republicans have been near the top of recent polls. The key dependency is whether the Democratic vote remains divided enough for both finalists to be Republicans, or whether one Democrat consolidates late; that will likely decide how the November ballot is framed long before the general election campaign begins.
Methodology
This page reviews California Governor Election Winner across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
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
- 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.
- What does it cost to trade on PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
- 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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