The Prediction Markets

French Open Men's Singles Winner

Closes
Jun 29, 2027, in 8 months
Traded
$1K
Venues
Kalshi
Prices updated
just now
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What the markets expect

Carlos Alcaraz 24.5%

Next is Jannik Sinner at 23.1%. Only Kalshi lists this market, so there is no second price to compare.

Carlos Alcaraz 24.5%Jannik Sinner 23.1%Alexander Zverev 5.6%Rafael Jodar 4.9%Ben Shelton 3.5%20 others 38.4%

Odds by venue

Fair chance strips out each venue’s built-in margin (its prices add up to more than 100%), then blends the venues by how much has traded there, so the outcomes add up to 100%. Best Yes price is the cheapest ask across venues, and the payout is what a winning $100 stake returns before fees. Open a row for each venue’s contract name, bid and ask, and how closely their rules match.

Prices come from our regular polls of each venue. Ages are as of when this page was built.

  • Kalshi
Carlos Alcaraz
24.5%
Kalshi 35%(24.5% fair)polled, 24s agoBest Yes 43¢ on Kalshi, $100 pays $233 (2.33x)
Kalshi
Contract
Carlos Alcaraz
Last price
35%
Fair, margin removed
24.5%
As of
Polled just now
Buy Yes
43¢
Sell Yes
35¢
$100 on Yes pays
$233 (2.33x)
Volume
$701
Trade this on Kalshi
Jannik Sinner
23.1%
Kalshi 33%(23.1% fair)polled, 24s agoBest Yes 33¢ on Kalshi, $100 pays $303 (3.03x)
Kalshi
Contract
Jannik Sinner
Last price
33%
Fair, margin removed
23.1%
As of
Polled just now
Buy Yes
33¢
Sell Yes
—
$100 on Yes pays
$303 (3.03x)
Volume
$238
Trade this on Kalshi
Alexander Zverev
5.6%
Kalshi 8%(5.6% fair)polled, 24s agoBest Yes 17¢ on Kalshi, $100 pays $588 (5.88x)
Kalshi
Contract
Alexander Zverev
Last price
8%
Fair, margin removed
5.6%
As of
Polled just now
Buy Yes
17¢
Sell Yes
8¢
$100 on Yes pays
$588 (5.88x)
Volume
$11
Trade this on Kalshi
Rafael Jodar
4.9%
Kalshi 7%(4.9% fair)polled, 24s agoBest Yes 7¢ on Kalshi, $100 pays $1,429 (14.3x)
Kalshi
Contract
Rafael Jodar
Last price
7%
Fair, margin removed
4.9%
As of
Polled just now
Buy Yes
7¢
Sell Yes
2¢
$100 on Yes pays
$1,429 (14.3x)
Volume
$85
Trade this on Kalshi
Ben Shelton
3.5%
Kalshi 5%(3.5% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Ben Shelton
Last price
5%
Fair, margin removed
3.5%
As of
Polled just now
Buy Yes
5¢
Sell Yes
1¢
$100 on Yes pays
$2,000 (20.0x)
Volume
$21
Trade this on Kalshi
Flavio Cobolli
3.5%
Kalshi 5%(3.5% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Flavio Cobolli
Last price
5%
Fair, margin removed
3.5%
As of
Polled just now
Buy Yes
5¢
Sell Yes
1¢
$100 on Yes pays
$2,000 (20.0x)
Volume
$21
Trade this on Kalshi
Casper Ruud
2.4%
Kalshi 3.5%(2.4% fair)polled, 24s agoBest Yes 7¢ on Kalshi, $100 pays $1,429 (14.3x)
Kalshi
Contract
Casper Ruud
Last price
3.5%
Fair, margin removed
2.4%
As of
Polled just now
Buy Yes
7¢
Sell Yes
—
$100 on Yes pays
$1,429 (14.3x)
Trade this on Kalshi
Brandon Nakashima
2.1%
Kalshi 3%(2.1% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Brandon Nakashima
Last price
3%
Fair, margin removed
2.1%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Volume
$2
Trade this on Kalshi
Jiri Lehecka
2.1%
Kalshi 3%(2.1% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Jiri Lehecka
Last price
3%
Fair, margin removed
2.1%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Volume
$2
Trade this on Kalshi
Novak Djokovic
2.1%
Kalshi 3%(2.1% fair)polled, 24s agoBest Yes 10¢ on Kalshi, $100 pays $1,000 (10.0x)
Kalshi
Contract
Novak Djokovic
Last price
3%
Fair, margin removed
2.1%
As of
Polled just now
Buy Yes
10¢
Sell Yes
2¢
$100 on Yes pays
$1,000 (10.0x)
Volume
$2
Trade this on Kalshi
Show 15 more outcomes
Valentin Vacherot
2.1%
Kalshi 3%(2.1% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Valentin Vacherot
Last price
3%
Fair, margin removed
2.1%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Volume
$2
Trade this on Kalshi
Alex de Minaur
1.8%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Alex de Minaur
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Alexander Bublik
1.8%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Alexander Bublik
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Andrey Rublev
1.8%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Andrey Rublev
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Daniil Medvedev
1.8%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Daniil Medvedev
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Felix Auger-Aliassime
1.8%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Felix Auger-Aliassime
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Frances Tiafoe
1.8%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Frances Tiafoe
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Francisco Cerundolo
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Francisco Cerundolo
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Jakub Mensik
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Jakub Mensik
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Learner Tien
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Learner Tien
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Lorenzo Musetti
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Lorenzo Musetti
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Luciano Darderi
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Luciano Darderi
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Taylor Fritz
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Taylor Fritz
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Tommy Paul
1.7%
Kalshi 2.5%(1.7% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Tommy Paul
Last price
2.5%
Fair, margin removed
1.7%
As of
Polled just now
Buy Yes
5¢
Sell Yes
—
$100 on Yes pays
$2,000 (20.0x)
Trade this on Kalshi
Arthur Fils
1.4%
Kalshi 2%(1.4% fair)polled, 24s agoBest Yes 5¢ on Kalshi, $100 pays $2,000 (20.0x)
Kalshi
Contract
Arthur Fils
Last price
2%
Fair, margin removed
1.4%
As of
Polled just now
Buy Yes
5¢
Sell Yes
2¢
$100 on Yes pays
$2,000 (20.0x)
Volume
$2
Trade this on Kalshi

Who resolves this market

Kalshi
Kalshi resolves via:
Kalshi (CFTC-regulated exchange), source: Fox Sports, ESPN, ATP

How the odds have moved

The top 3 outcomes on both venues, with the consensus between them. Hover for exact values.

  • Carlos Alcaraz
  • Jannik Sinner
  • Alexander Zverev

Order books

Each venue’s resting orders for the selected outcome’s Yes contract, side by side. Top of book streams live; depth refreshes every 15 seconds.

Top of book

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Best ask
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Depth · top 8 levels

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Recent trades

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What your stake buys

Enter a stake to see where it buys the most after fees, using each venue’s live order book.

$
Buy

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Buys at the asks resting now (taker orders), cheapest after fees first, from order-book snapshots up to 15 seconds old. Fees: Kalshi 0.07 × price × (1 − price) per share, rounded up to the cent; Polymarket 0.05 × price × (1 − price) per share (sports rate). Fee calculator. Estimates only, not advice.

About this market

Live prediction market odds for "French Open Men's Singles Winner". Carlos Alcaraz leads at 24.5%. Next is Jannik Sinner at 23.1%. $1K has traded across 25 outcomes on Kalshi. The market is expected to resolve by Jun 29, 2027.

Questions

What does the consensus price mean?

It is the price of a Yes contract that pays $1 if the outcome happens. A 14¢ price means traders put the chance near 14%. Where two venues list the same outcome, we blend their last prices, weighting the venue with more trading volume more heavily (neither counts for less than a quarter). When only one outcome can win, each venue’s prices add up to a little over 100% (its margin); the fair chance removes that margin so the outcomes add up to exactly 100%.

How is the payout worked out?

A Yes contract pays $1 if it wins, so at the best ask a $100 stake buys 100 ÷ ask contracts. At 18¢ that is about 555 contracts, paying $556 (5.56x) if Yes happens. Venue fees and price slippage on larger orders are not included.

Why do the venues show different prices?

Each venue has its own traders, fees and order book. Contracts can also settle on slightly different terms, which is why each row lists how closely the rules match.

Is a price gap an arbitrage?

Only when you can buy Yes on one venue below what someone pays for Yes on the other, after fees, and both contracts settle the same way. We show the executable bid and ask so you can check.

How fresh are these prices?

Venue prices refresh every few minutes, and the order book and live quotes stream continuously. Each venue’s card shows when we last observed it.

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