Sports
Polymarket market
Track live probability, outcome prices, volume, liquidity, and resolution details for Chwalinska vs. Andreeva: Set 1 Games O/U 8.5. The market currently shows a live probability of 62%, $32K in 24h volume, and $38.2K in liquidity.
Probability
62%
24h Volume
$32K
Liquidity
$38.2K
Chart outcome
Switches which outcome price history is shown.
Current
39%
Change
0%
High
50%
Low
37%
Under moved from 39% to 39% over the last hour, trading between 37% and 50%.
Under price history from Polymarket CLOB.
13 points
This market asks how long the first set will be in the Roland Garros WTA match between Maja Chwalinska and Mirra Andreeva. A total of 9 or more games in set one lands on Over; 8 games or fewer lands on Under, so the key question is whether the opener is competitive enough to reach a deuce-heavy, extended set.
The event is the women’s singles match at Roland Garros, the French Open’s clay-court Grand Slam in Paris, originally scheduled for June 6, 2026 at 9:00AM ET. The market settles only on the first set: if the set reaches at least 9 completed games, it is Over; if not, it is Under. A first-set tiebreak counts as one game, and if the first set is never completed, the market resolves 50-50 under the rules provided.
First-set game totals in tennis can swing on serve quality, early breaks, and whether a player settles quickly on clay, where points can run longer and momentum can change fast. Chwalinska and Andreeva bring different styles and levels of experience to a Grand Slam setting, which is why traders may disagree on whether the opening set stays tight or finishes in eight games or fewer. The market is really pricing how likely it is that this specific matchup produces a prolonged first set rather than a one-sided start.
Anything that changes expectations for the opening games can move this market: the confirmed lineups, any pre-match injury or fitness concern, and whether either player is known to start fast or slowly on clay. If the match begins with multiple service holds and few break chances, the Over generally becomes more plausible; an early break or a lopsided start pushes attention toward Under. Because the rules settle on official Grand Slam results, the live score and the official first-set completion are what matter most once play begins.
The current market price implies roughly a 62% 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 the market resolves, readers should verify that the match actually starts, that it is the listed Roland Garros WTA pairing, and that the first set is completed under official Grand Slam scoring. The settlement depends on the total number of games in the first set only, with a tiebreak counting as one game, so the first-set scoreline is the main source of truth. If the match is delayed, canceled, or the first set is left unfinished for any reason, the rules say the market resolves 50-50, which is the main ambiguity to watch for near the deadline.
Track live probability, outcome prices, volume, liquidity, and resolution details for Chwalinska vs. Andreeva: Set 1 Games O/U 8.5. The market currently shows a live probability of 62%, $32K in 24h volume, and $38.2K in liquidity.
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Over
61.5%
Under
38.5%
This market is currently listed with an end date of Jun 13, 2026. Market timelines can change if the underlying event is postponed, rescheduled, or resolved early.
This market refers to the tennis match between Maja Chwalinska and Mirra Andreeva in the Roland Garros WTA, originally scheduled for June 6, 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 9. 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 market is priced near the middle, which usually means traders are still weighing competing outcomes.
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 wider, so the headline probability may be less precise than it looks.
Recent movement
The 24h move is modest, suggesting the market has not repriced dramatically in the latest feed.
The current displayed probability is 62%, 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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24h Vol
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Liquidity
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Spread
0%
7/6/2026
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