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Prediction market odds Every market’s answer, its best price and its source

Kalshi, Polymarket and more, compared in plain English.

Featured prediction markets

Biggest market today

San Jose St. vs Hawai'i

  • San Jose St.77% 34 pts today (up)

$2.3M traded on Kalshi in 24 hours

Market moves

Biggest moves, last 7 days

Fed hikes Oct. 28Fed · Kalshi
67% → 18%
−49 pts
Alaska Senate (Dem)Midterms · Kalshi
71% → 73%
+3 pts

Change in percentage points over 7 days, from daily closing prices to the latest observation (Oct 4, 2:58 AM ET).

Today · Oct 4

More questions people are asking

Volume$4.3B traded in the last 24 hoursOn 7 prediction market exchanges, contracts counted at $1.Volume tracker →
Disagreements

Where the sources don’t match

Venue gap

Polymarket is 0.1 points higher than Kalshi on a Democratic Senate

Kalshi’s figure is built from two contracts, so the comparison is close, not exact.

Midterms →
Like-for-like

A Republican sweep costs 8.1¢ on Kalshi and 6.5¢ on Polymarket

Matching contracts on both venues. Long shots are often pricier on one.

Midterms →
Same venue, two contracts

Kalshi prices an October hike at 17.5% in one market and 17.5% in another

Two contracts that settle on the same outcome.

Fed →
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DeFi

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News

Latest news

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  1. Kalshi Promo Code RATE for Sign Up Referral BonusKalshi Promo Code RATE: Get $25 for No. 5 Ohio State vs. No. 14 Iowa
  2. Colts-Commanders-Kalshi-10-03-2026.pngNFL London game prediction markets: Colts vs. Commanders picks, props with Kalshi promo code RATE
  3. Miami-Clemson-Kalshi-10-03-2026.pngKalshi Promo Code RATE: Get a $25 Bonus for Miami vs. Clemson Primetime Showdown
  4. federal-judge-grants-kalshi-coinbase-partial-injunctions-featured-3.pngFederal Judge Grants Kalshi and Coinbase Partial Injunctions Against Illinois
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Bonuses

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Polymarket USDeposit $10 get a $25 trading bonus · code RATE
$25for $10
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$100for $5

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How we work

Every number has receipts

SourcesTap any figure to see the exact contracts, bid and ask, quote age and history.
One methodHeadline figures average Kalshi and Polymarket where both list the question. One venue alone is labeled.
TimestampsData observation and editorial updates are shown separately.
CitableEvery page has a permanent snapshot and downloadable data.