Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Review UK) Pick polygram.ink (preferred broker) |
61% | 39% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
61% | 39% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 3.1%+ | 61% |
| 2.8-3.0% | 10% |
| 2.2–2.4% | 8% |
| <1.0% | 5% |
| 1.6–1.8% | 3% |
| 1.0–1.2% | 2% |
| 2.5–2.7% | 2% |
| 1.3–1.5% | 1% |
| 1.9–2.1% | 0% |
Market context
Eurozone annual inflation here means the 12-month change in Eurostat’s HICP for December 2026, published in the monthly flash/estimate cycle that normally lands about mid-January. That makes the settlement print a simple database-triggered event for power users: the practical inputs are the scheduled Eurostat release, any last-minute revision path from the flash estimate to the final monthly figure, and the HICP line itself rather than national CPI series.[4][16]
The current **5% YES** looks low against recent official forecasts. Eurostat reported euro area inflation at 2.8% in June 2026 and 2.9% in July 2026, while ECB and Eurosystem projections in March and June put average 2026 HICP inflation at roughly 2.6% to 3.0%, with the IMF at 2.9% and the ECB’s survey at 2.7% for the year.[1][6][8][10][18] That backdrop means a December 2026 reading materially below 5% would require a sustained late-year disinflationary move, so the market is effectively pricing a tail event rather than a base case.[1][6]
For a programme or bot, the key catalysts are energy prices, base effects, and the ECB policy path between now and the release date. The largest swing factor in the official projections is energy: the Eurosystem said headline inflation could stay above 3% into early 2027 if oil and gas prices remain elevated, and Reuters reported the European Commission lifted its 2026 euro zone inflation forecast to 3.0% after an oil-price shock.[2][10] Traders building conditional orders usually key off Eurostat’s monthly flash releases, ECB staff projections, and any Reuters-driven repricing around oil, since those are the fastest-moving inputs feeding the December year-on-year print.[2][10][16]
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 Review UK, 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.
UK Frequently Asked Questions
- 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 Polymarket Review UK. 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade Eurozone Annual Inflation 2026 on Polymarket Review UK
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