Current implied probability
Klaassen/Papa vs. Ayeni/Ostapenkov: Total Sets O/U 2.5 — Over 2.5 50%Leader of 16 outcomes
Market quality
36 / 100
Low quality24h Volume
$2.5K
Liquidity
$978
Low liquiditySpread
84.0 pt
Wide spreadComments
0
Market data
Updated 7 minutes ago
Sep 25, 26, 4:10 AM UTCOct 2, 26, 8:30 PM UTC
Trends
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Minimum order (shares):
- 5
- Tick size:
- 1 percentage points
- Fees:
- Yes
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Rules
This market refers to the doubles tennis match between Klaassen/Papa and Ayeni/Ostapenkov in the San Diego 2, originally scheduled for September 25, 2026 at 4:30PM ET.
- This market will resolve to 'Klaassen/Papa' if the team of Klaassen/Papa advances against Ayeni/Ostapenkov.
- This market will resolve to 'Ayeni/Ostapenkov' if the team of Ayeni/Ostapenkov advances against Klaassen/Papa.
- If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 9, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.
- If the match begins but is not completed, and one team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances.
- If the match ends in a walkover (a team withdraws before the start and the other advances automatically), this market will resolve to 50-50.
Open markets
Sports
KALSHIVolynets vs Birrell
- Kimberly Birrell+41.0pt69.4%
- Katie Volynets-44.0pt30.6%
- Total Vol
- $9.8M
- 24h Vol
- $9.8M
KALSHI2027 Pro Football Champion
- Buffalo11%
- Los Angeles R11%
- San Francisco7.6%
+29 more outcomes
- Total Vol
- $137.4M
- 24h Vol
- $4.4M
KALSHIFedEx Open de France Winner
- Jeff Winther+20.4pt22%
- Matt Fitzpatrick-2.0pt17%
- Michael Kim+1.0pt14%
+97 more outcomes
- Total Vol
KALSHIAustralia vs Brazil
- Australia+55.0pt63.1%
- Tie+14.0pt30.1%
- Brazil-66.0pt6.8%
- Total Vol
KALSHICassone vs Masur
- Murphy Cassone97%
- Daniel Masur3%
- Total Vol
- $2.1M
- 24h Vol
- $2M
KALSHIAndreeva vs Fernandez
- Leylah Fernandez+39.0pt63%
- Mirra Andreeva-40.0pt37%
- Total Vol
- $1.6M
- 24h Vol
- $1.4M
- Maristany Zuleta de Reales vs Masarova
- MLB: Miami Marlins vs Chicago Cubs (Sep 24, 2026)
- Dota 2: GamerLegion vs 1win (BO3) - PGL Wallachia Playoffs
- Pro Baseball Champion
- MLB: Chicago White Sox vs Kansas City Royals (Sep 24, 2026)
- Hijikata vs Rublev
- MLB: Arizona Diamondbacks vs Colorado Rockies (Sep 24, 2026)
- MLB: New York Mets vs Texas Rangers (Sep 24, 2026)
- UEFA Champions League: 2027 Champion
- Korea Open: Katie Volynets vs Kimberly Birrell
- Howard vs Rutgers
Frequently asked questions
- What are the current odds for San Diego 2 (Doubles): Klaassen/Papa vs Ayeni/Ostapenkov?
- Polymarket prices Klaassen/Papa vs. Ayeni/Ostapenkov: Total Sets O/U 2.5 — Over 2.5 at 50% as of September 25, 2026.
- When does San Diego 2 (Doubles): Klaassen/Papa vs Ayeni/Ostapenkov resolve?
- San Diego 2 (Doubles): Klaassen/Papa vs Ayeni/Ostapenkov is scheduled to resolve on October 2, 2026.
- How is San Diego 2 (Doubles): Klaassen/Papa vs Ayeni/Ostapenkov settled?
- Polymarket settles this market as follows: This market refers to the doubles tennis match between Klaassen/Papa and Ayeni/Ostapenkov in the San Diego 2, originally scheduled for September 25, 2026 at 4:30PM ET.