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

Kalshi, Polymarket and more. Compare odds, volume and price movements.

Featured prediction markets

Biggest market today

Boston vs Detroit

  • Detroit99% 52 pts today (up)

$3.0M traded on Kalshi in 24 hours

Market moves

Biggest moves, last 7 days

Fed hikes Oct. 28Fed · Kalshi
19% → 13%
−6 pts
Kalshi12.5¢
Alaska Senate (Dem)Midterms · Kalshi
74% → 76%
+2 pts
Dem76¢GOP25¢

Change in percentage points over 7 days, from daily closing prices to the latest observation (Oct 20, 5:32 PM ET).

Today · Oct 20

More questions people are asking

Volume$3.9B traded in the last 24 hoursOn 9 prediction market exchanges, contracts counted at $1.Volume tracker →
Disagreements

Where the sources don’t match

Venue gap

Kalshi is 1.5 points higher than Polymarket 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 8.9¢ on Kalshi and 8.5¢ 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 13.0% in one market and 12.0% in another

Two contracts that settle on the same outcome.

Fed →
Explore

Every market, by topic

DeFi

DeFi rates today

USDC lending rate
4.8%

Weighted across the biggest DeFi lending pools.

USDC borrowing rate
5.4%

Weighted by the $7.3B borrowed across 144 markets.

Bitcoin price
$82,846

Up 1.0%in 24 hours

Traded on DEXs, 24 hours
$6.7B

Up 19.0%vs. the day before

Across 661 exchanges.

News

Latest news

All news →
  1. utah-sues-to-shut-down-kalshi-after-winning-first-federal-co-featured-2.pngUtah Sues to Shut Down Kalshi After Winning First Federal Court Fight
  2. Kalshi-DWTS-10-20-2026.pngKalshi Promo Code RATE: Get a $55 Bonus for Dancing With the Stars Season 35
  3. NBA-Opening-Day-Polymarket-10-20-2026.pngPolymarket Promo Code Rate: $25 Bonus for NBA Opening Day
  4. stack of papers on desk with penCFTC Makes Regulations on Swap Definitions Available for Public Comment
Tools

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Bonuses

Start with up to $415 in sign-up bonuses

KalshiTrade $25, Get $55 · code RATE
$55for $25
Polymarket USDeposit $10 get a $25 trading bonus · code RATE
$25for $10
FanDuel PredictsTrade $5, Get $100
$100for $5

Compare all six offers →

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.