Sports
Polymarket market
Track live probability, outcome prices, volume, liquidity, and resolution details for Cobolli vs. Zverev: Set 1 Games O/U 10.5. The market currently shows a live probability of 30%, $330.5 in 24h volume, and $14.6K in liquidity.
Probability
30%
24h Volume
$330.5
Liquidity
$14.6K
Chart outcome
Switches which outcome price history is shown.
Current
29.5%
Change
0%
High
29.5%
Low
29.5%
Over moved from 29.5% to 29.5% over the last hour, trading between 29.5% and 29.5%.
Over price history from Polymarket CLOB.
13 points
This market asks how long the first set will be in Flavio Cobolli’s match against Alexander Zverev at Roland Garros. The line is set at 10.5 games, so the key question is whether the opener finishes 7-4 or longer, or stays at 10 games or fewer.
The event is the ATP Roland Garros match between Cobolli and Zverev, originally scheduled for June 7, 2026 at 9:00 a.m. ET. For settlement, the first set must be completed and its total game count is measured from official Grand Slam results: 11 games or more is Over, while 10 or fewer is Under. A first-set tiebreak counts as one game, and if the set is never completed, the market resolves 50-50.
A set-games market like this depends on how competitive the opening stretch is, especially on clay at a major where service holds, breaks, and momentum can swing quickly. Zverev is typically the higher-profile player in this matchup, but Cobolli’s ability to extend games, force deuce, or steal a break can change the shape of the first set and push it past the number.
Any sign that the match is likely to be tight in the early games can make the Over more attractive, while a fast, routine opening set for either player points toward the Under. Because the threshold is only 10.5 games, one extra break, a tiebreak, or a 7-5 finish matters a lot; a 6-4 set lands Under, while 7-5 or 7-6 lands Over. If the match does not start on time, gets delayed unusually long, or the first set is interrupted before completion, settlement can shift to the special 50-50 rule rather than a normal Over/Under result.
The current market price implies roughly a 30% chance for the leading outcome, based on live Polymarket pricing. That number is not a prediction from PredictionNinja and it is not a guarantee; it is the current crowd-priced view of the market and can change quickly when new information appears.
Related markets
Before this market resolves, the main thing to verify is that the first set is officially completed and how many games Grand Slam scoring records for that set. Watch for the match start time, any postponement beyond seven days, and whether the first set ends normally or is abandoned, because those rules override the standard total. The official Roland Garros/Grand Slam result is the source of truth if there is any scoring dispute or ambiguity about whether a tiebreak or unfinished set should count.
Track live probability, outcome prices, volume, liquidity, and resolution details for Cobolli vs. Zverev: Set 1 Games O/U 10.5. The market currently shows a live probability of 30%, $330.5 in 24h volume, and $14.6K in liquidity.
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Over
29.5%
Under
70.5%
This market is currently listed with an end date of Jun 14, 2026. Market timelines can change if the underlying event is postponed, rescheduled, or resolved early.
This market refers to the tennis match between Flavio Cobolli and Alexander Zverev in the Roland Garros ATP, originally scheduled for June 7, 2026 at 9:00AM ET. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official Grand Slam results.
Probability signal
The current price implies a lower-probability outcome, which can make the market more sensitive to surprise news.
Liquidity context
Liquidity is relatively deep for a prediction market page, so quoted prices may be more reliable than very thin markets.
Spread
The bid-ask spread is tight, which usually points to a more actively priced market.
Recent movement
The 24h move is notable, so recent news or market activity may have changed trader expectations.
The current displayed probability is 30%, based on the latest normalized Polymarket data available to PredictionNinja.
The rules and resolution criteria are pulled from the market description provided by Polymarket when available.
Prediction markets can move whenever traders react to new information, liquidity changes, injuries, announcements, news, or other event-specific developments.
No. PredictionNinja displays market data and context for research only. It is not financial, legal, betting, or investment advice.
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7/6/2026
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7/6/2026
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