Home › Polymarket vs PredictIt
Facts checked September 24, 2026 against each platform's own pages, filings and news reports · numbered sources below
PredictIt is a US-only political market run by a not-for-profit under a CFTC no-action letter; it caps each trader at $3,500 per contract and takes 10% of profits [1][2][3]. Polymarket runs two products: the international Polymarket.com, which is closed to US residents and charges takers a small fee that depends on the category, and Polymarket US, a CFTC-regulated exchange for US users with no trading size limits [4][5][6][7].
| Polymarket | PredictIt | |
|---|---|---|
| Who runs it | Two products: the international Polymarket.com, and Polymarket US, operated by QCX LLC [8][9] | The Prediction Market Research Consortium (PMRC), a US not-for-profit; Aristotle International handles identity checks and trade clearing [1][2] |
| Regulation | Polymarket.com says it is not regulated by the CFTC; Polymarket US is a CFTC designated contract market and clearing organization [8][6] | Not regulated by the CFTC; runs under a CFTC no-action letter (Letter 25-20 of July 14, 2025) [1][2] |
| Who can use it | Polymarket.com is blocked in 39 countries, including the US, UK, France and Germany; US residents use the separate Polymarket US app (18+, identity check) [10][4][9] | US persons aged 18 or older [1] |
| Money | Polymarket.com: pUSD, a token backed 1:1 by USDC on Polygon; Polymarket US: US dollars [11][6] | US dollars; a $10 minimum balance to trade; withdrawals are held for 30 days after the first deposit [1] |
| Trading fees | Polymarket.com: takers pay shares x rate x p x (1-p), with a rate from 0 (geopolitics) to 0.07 (crypto); Polymarket US: takers pay 0.0695 x contracts x p x (1-p) and makers get a rebate [5][12] | 10% of the profit when shares are sold above cost or a winning share pays $1; nothing on sales at or below cost [3] |
| Deposits and withdrawals | Polymarket.com: crypto deposits from several chains, no Polymarket fee; Polymarket US: card or ACH up to $50,000 a day, wire from $1,000, free withdrawals [13][5][14][15] | Bank transfers free, 3% on card deposits, first deposit free up to $1,000; the 5% withdrawal fee was removed on September 23, 2026 [3][18] |
| Limits | Polymarket US sets no trading size limits [7] | $3,500 invested per contract per trader [19] |
| Markets | Politics, sports, crypto, economics, culture, weather, tech and more [6][5] | Political events (elections, nominations, legislation, court decisions) plus economic indicators; no war, terrorism or assassination markets [2][20] |
| How markets settle | Polymarket.com: UMA optimistic oracle with a 2-hour challenge window and a UMA vote on disputes; Polymarket US: the exchange applies each market's listed sources [16][17] | PredictIt judges each market against its posted rules, usually within 48 hours, and pays $1 per winning share [21] |
All current prices: Polymarket odds today · fees on a real order: Polymarket fee calculator · where Polymarket is available
They serve different needs. PredictIt is open to US persons 18 and older, focuses on political and economic questions and caps each contract at $3,500. US residents cannot use Polymarket.com; they use the Polymarket US app, a CFTC-regulated exchange with sports, politics, crypto and more and no trading size limits. [1][19][4][7]
PredictIt takes 10% of the profit on shares sold above cost or redeemed at $1, and 3% on card deposits. Polymarket US charges takers 0.0695 x contracts x p x (1-p), at most $1.74 per 100 contracts at 50 cents, and pays makers a rebate; Polymarket.com charges takers shares x rate x p x (1-p) with a rate from 0 to 0.07 by category. [3][12][5]
No. PredictIt says it is not regulated by the CFTC and relies on a no-action letter; Polymarket US is a CFTC designated contract market and clearing organization. The international Polymarket.com is not CFTC-regulated either. [1][6][8]
PredictIt issues IRS Form 1099 to US-resident traders with net profit of $600 or more in a calendar year. [22]
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