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Compare Polymarket and Kalshi with transparent market research

Independently sourced prices, order-book depth, fee rules and settlement rules. A read-only research tool, not a trading service.

PolyKal is a free, independent research site that puts Polymarket and Kalshi side by side: prices and order-book depth on the same events, after-fee costs, official fee rules and large trades, each shown with the time it was captured. It is read-only, with no account and no trading, and it does not restrict access by country.

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Cross-platform market overview Data as of 11-10 00:45 ET

PPolymarket

24h active markets

13,461

24h total volume

$31.05M

24h new (with trades)

1,347

Largest single trade (recent sample)

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KKalshi

24h active markets

17,425

24h contracts traded

58.92M

24h new (with trades)

3,351

Largest single trade (recent sample)

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Diff (P−K) · 24h active markets-3,964

Diff (P−K) · 24h volume (different units)—

Diff (P−K) · 24h new (with trades)-2,004

PolyKal is a read-only research site. It does not provide access to any platform.Where to use Polymarket & Kalshi →Topics

Election day has passed · Nov 3, 2026 2026 U.S. Midterm Elections: Polymarket vs Kalshi Compare how Polymarket and Kalshi price the 2026 U.S. midterm elections — Senate and House control, governor races, and where the two platforms disagree. Midterms →

World ElectionsAll elections →

Prices from Polymarket and Kalshi for elections in 58 countries.

Cape Verde Presidential Election 2026Nov 15, 2026 Ljubljana Mayoral Election 2026Nov 15, 2026 Taiwan Local Elections 2026Nov 28, 2026

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Polymarket

Kalshi

Today's signals Change detected at 00:46–02:40 ET

02:40 Grizzlies vs. Raptors P 100% +50pp Vol $3.64M → 02:40 Portland Pilots vs. Hawaii Rainbow Warriors P 100% +45pp Vol $160K → 02:40 LoL: FENNEL vs Nothin'Here (BO5) - LCP Promotion Playoffs P 100% +13pp Vol $771K → 02:40 Highest temperature in Hong Kong on November 10? P 92% +8pp Vol $65K → 02:40 Nuggets vs. Rockets P 46% -4pp Vol $3.31M →

Event Research

30D · daily

Fed Decision in October?

Fed | Event ID 606422 | End Time (ET) 2026-10-28

Fed October 2026 topic: whale bets & P&L →

Polymarket Kalshi

Probability / 24h volume snapshot

PPolymarket

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24h Volume —

KKalshi

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24h Volume —

Compare This Event →

Possible Match Comparison Compare probability, liquidity, and consistency across platforms.

Open Comparison →

MatchPolymarket eventKalshi eventPolymarket prob.Kalshi prob.ConsistencyAction

Strong Match Will Avengers: Secret Wars be delayed? → Will Avengers: Secret Wars be delayed? 50% 37% Partial agreement View Details → Strong Match Will Mamdani raise the minimum wage to $30 before 2027? → Will Mamdani raise the minimum wage to $30 before 2027? 4% 5% High agreement View Details → Strong Match Which artists will release new albums in 2026? → Will Justin Bieber release a new album in 2026? 12% 14% High agreement View Details → Strong Match Which artists will release a new song in 2026? → Will Nicki Minaj release a new song 2026? 30% 40% Partial agreement View Details → Strong Match Which artists will release new albums in 2026? → Will Lana Del Rey release a new album in 2026? 16% 11% High agreement View Details →

Polymarket hot marketsView All Events →

1Grizzlies vs. Raptors100%—$3.64M 2Nuggets vs. Rockets46%+30pp$3.31M 3Next French Presidential Election45%0pp$1.90M 4Democratic Presidential Nominee 202828%+1pp$1.79M

Kalshi hot marketsData as of 11-10 02:40 ET (captured at build time)How Kalshi works →View All Markets →

1Will Jensen Huang leave as Nvidia CEO before Jan 1, 2027?13c—$176K 2Will Hakeem Jeffries be the next Speaker of the House?94c—$64K 3Will Callum Turner be the next James Bond?29c—$19K 4Will Open AI or Anthropic IPO first?100c—$8K

Polymarket & Kalshi Fee CalculatorEnter a contract count and price to see each platform's exact trading fee, taker or maker, from its published fee formula. Open the calculator →

© 2026 PolyKal. All rights reserved.

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Home

Compare Polymarket and Kalshi with transparent market research

Independently sourced prices, order-book depth, fee rules and settlement rules. A read-only research tool, not a trading service.

PolyKal is a free, independent research site that puts Polymarket and Kalshi side by side: prices and order-book depth on the same events, after-fee costs, official fee rules and large trades, each shown with the time it was captured. It is read-only, with no account and no trading, and it does not restrict access by country.

Cross-platform market overview

Data as of 11-10 00:45 ET

PPolymarket

24h active markets

13,461

24h total volume

$31.05M

24h new (with trades)

1,347

Largest single trade (recent sample)

KKalshi

24h active markets

17,425

24h contracts traded

58.92M

24h new (with trades)

3,351

Largest single trade (recent sample)

—

PolyKal is a read-only research site. It does not provide access to any platform.Where to use Polymarket & Kalshi →

Election day has passed · Nov 3, 2026 2026 U.S. Midterm Elections: Polymarket vs Kalshi Compare how Polymarket and Kalshi price the 2026 U.S. midterm elections — Senate and House control, governor races, and where the two platforms disagree. Midterms →

World ElectionsAll elections →

Prices from Polymarket and Kalshi for elections in 58 countries.

Cape Verde Presidential Election 2026Nov 15, 2026 Ljubljana Mayoral Election 2026Nov 15, 2026 Taiwan Local Elections 2026Nov 28, 2026

Live Large Trades Live

All →

$5,000+ per trade · Refreshes every 20s · Drag to browse · tap for details

Polymarket

Kalshi

Today's signals

Change detected at 00:46–02:40 ET

Grizzlies vs. Raptors 100% +50pp Portland Pilots vs. Hawaii Rainbow Warriors 100% +45pp LoL: FENNEL vs Nothin'Here (BO5) - LCP Promotion Playoffs 100% +13pp Highest temperature in Hong Kong on November 10? 92% +8pp Nuggets vs. Rockets 46% -4pp

Event Research

Fed Decision in October?

Fed | 2026-10-28

Fed October 2026 topic: whale bets & P&L →

Polymarket

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Kalshi

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24h —

Compare This Event →

Polymarket & Kalshi Fee CalculatorEnter a contract count and price to see each platform's exact trading fee, taker or maker, from its published fee formula.

© 2026 PolyKal. All rights reserved.

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Data is based on publicly visible on-chain and trading activity across platforms. For research reference only — not investment advice. Past performance does not indicate future results.