Who will win the 2026 Fields Medal?

Platform comparison

Market context

The 2026 Fields Medal is decided at the International Congress of Mathematicians, and the result is usually driven by the IMU’s closed selection process rather than any public nomination race. In practice, a 0% crowd-implied price is best treated as a data problem, not a substantive assessment of mathematics: if the market has no live pricing, a programmatic trader would first check whether the contract is stale, mislabelled, or awaiting the scheduled announcement rather than infer true no-chance odds from the tape.

Comparable Fields Medal cycles are usually read through prior prestige signals, not through last-minute catalysts. Recent reporting has pointed to a short list that includes Hong Wang, Yu Deng, John Pardon and Jacob Tsimerman, and the medal was indeed reported on 23 July 2026 as going to those four mathematicians.[1][3][6] For a trader using bots or conditional orders, that means the key signal was not a new paper released during the congress but the announcement itself; once the IMU confirms the laureates, the market should move immediately, and if no official announcement had appeared by the resolution deadline, it would settle to “Other”. The useful workflow is simple: watch for the IMU/ICM press release, verify whether the winners match the contract’s candidate list, and avoid relying on pre-announcement rumours alone.[1][3]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

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

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.

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 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 Review UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.