Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
50% | 50% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
50% | 50% | 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.
Market context
A provincial government would need to formally put a secession referendum on the books before year-end for this market to pay out yes. Alberta is the main candidate after Premier Danielle Smith said on 21 May 2026 that her government will hold a referendum on whether to trigger the process for a binding independence vote. That keeps the market alive even though actual separation would be a much longer constitutional process, involving the House of Commons under the Clarity Act and, ultimately, a constitutional amendment.
Comparable Canadian secession episodes suggest traders should distinguish between a vote being scheduled and independence becoming realistic. Quebec’s 1995 referendum and the later Clarity Act show that Ottawa treats any secession step as a legal and political process, not a unilateral provincial act. Policy Options has argued that Alberta’s separation would be legally blocked without federal and wider constitutional consent, which helps explain why the market only asks whether a referendum is scheduled, not whether secession succeeds. On Polymarket, the current 52% yes is a straight crowd-implied probability; on Kalshi or Betfair, the same view would be expressed through contract prices or decimal odds, with fees, margin and KYC access differing by venue.
The key catalysts are provincial legislation, the wording of any referendum question, and the timetable for either a government-led vote or a citizen-initiative trigger. Watch for cabinet decisions, assembly scheduling, and whether the province treats the exercise as advisory or as the first step in a binding process. Credible reporting in the past 24 hours has already linked Smith’s announcement to a 2026 referendum path, so the market will likely move on any confirmation of date, question wording, or procedural rules.
Methodology
This page compares Will a province schedule a referendum to leave Canada before 2027? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). PolyGram routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.
FAQ
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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?
- 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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