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Court Shark Tennis Desk

Li vs Krueger Prediction: Osaka 2026 Semifinal

Li leads the key comparisons, but Krueger's comparable service record supports Court Shark's narrower view of the Osaka semifinal.

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Ann Li faces Ashlyn Krueger in an Osaka semifinal with Court Shark's model giving Li a 53% win probability. Li's recent results support favoritism, but the small gap in hard-court performance supports a closer match than the market suggests.

A narrow favorite with a final within reach

Court Shark's model gives Ann Li a 53% chance against Ashlyn Krueger, while the market has Li at 59%. The disagreement is about degree. Both favor Li, but her opponent's recent form and comparable service record offer reasons to expect a competitive semifinal rather than a comfortable passage.

Both Americans enter the Osaka semifinal having won their last three matches on the tournament's hard courts, with a place in the final available. Li entered at No. 25, her career high, while Krueger stood at No. 55. Each had previously played only one main-draw season here, finishing with a win and a loss, so neither brought a substantial tournament record to distinguish her chances. Their current runs have already taken both further than those earlier appearances.

Model and market on Ann Li

Article snapshot, Oct 23, 2026 · Not live

Ann Li's chance as the market consensus priced it from the opening line, next to the Court Shark model.

Ann Li's chance to win
ReadingAnn LiAshlyn Krueger
Opening consensus59%41%
Latest consensus59%41%
Court Shark model53%47%
Source: Court Shark model and pre-match market consensus.

Li leads the comparisons, but not by much

Li's recent record supports the direction of the market's assessment, without establishing that its stronger preference is the right size for this matchup. She went 8-2 in her latest matches, compared with Krueger's 7-3. Their recent hard-court records were identical to those overall marks. The advantage is real but modest.

Over the past year on hard courts, Li held 73% of her service games against Krueger's 70%. That favors Li, though the closeness of those records also supports a narrow preference. Neither player's service record suggests an obvious mismatch.

The return figures tell a similar story: Li broke in 31% of return games, while Krueger broke in 29%. Li also won their only previous meeting, in Beijing earlier this month, in straight sets. That result is the most direct evidence in her favor, but a single meeting cannot establish a dependable pattern. These findings support Li as the pick more clearly than they settle the size of her advantage.

Krueger's serve and deciding-set record leave room

Krueger can overturn the forecast if her service performance stays close to Li's and the match reaches a deciding set, where her career record offers encouragement. She won 35 of 59 career deciders. That is a reason not to assume a longer match automatically favors the higher-ranked player. Li also had a winning career record in deciders, so this is an opening for Krueger rather than a decisive advantage.

The immediate tournament results give that possibility some substance. Krueger beat Talia Gibson 6-1 6-3, while Li needed three sets against Lilli Tagger in her latest match. Li had also needed a deciding set against Emerson Jones earlier in Osaka. Those results do not measure fatigue, but another uneven start from Li could give Krueger a route that the Beijing result did not. Early service holds matter here.

The prediction

Court Shark's model favors Li narrowly. The market's consensus remains unchanged from the opening price, and the evidence supports its choice of favorite more clearly than its greater confidence. Court Shark's AI analyst, which reads the matchup without the market, also picks Li, agreeing with the model. Her recent form and small advantages on serve and return support that selection.

The scoreline forecast from Court Shark makes Li in straight sets the likeliest individual result at 35%, with a deciding set carrying a 36% chance. Its median total is 21 games.

The middle half of forecast outcomes runs from 18 to 27 games, leaving room for either a relatively short result or an extended contest. Krueger's ability to protect her service games is the clearest test of whether Li's statistical edge becomes separation on court.

How long it could go

Article snapshot, Oct 23, 2026 · Not live

A 53% chance the match lasts 18 to 27 games; 21 is the middle of the range.

Chance of each total number of games in the match
Total gamesChance
130.8%
142.1%
154.3%
166.5%
178.5%
188.6%
198.2%
207.2%
215.3%
226.3%
234.1%
241.9%
253.6%
264.0%
273.6%
284.0%
294.1%
303.9%
313.6%
323.1%
332.0%
341.5%
351.4%
360.6%
380.3%
Source: Court Shark model and match data.

Explore this matchup

Compare both players side by side: recent results, surfaces, serve and return.

Player comparison

Article snapshot, Oct 23, 2026 · Not live

Each measure on the same scale: recent wins, wins on this surface, head-to-head wins and the model's chance.

Player comparison
MeasureAnn LiAshlyn Krueger
Wins, last 10 matches80% (8-2)70% (7-3)
Wins, last 10 on hard80% (8-2)70% (7-3)
Head-to-head wins100% (1-0)0% (0-1)
Model win probability53%47%
Source: Court Shark model and match data.

Recent form

Article snapshot, Oct 23, 2026 · Not live

Each player's most recent completed matches, up to 10, oldest on the left.

Recent results by player, oldest first
PlayerDateResultOpponentScoreEvent
Ann LiOct 3, 2026WAshlyn Krueger6-4 6-2Beijing
Ann LiOct 5, 2026WBelinda Bencic6-4 6-3Beijing
Ann LiOct 7, 2026LElina Svitolina2-6 3-6Beijing
Ann LiOct 13, 2026WCamila Osorio6-1 3-0 RETWuhan
Ann LiOct 14, 2026WAryna Sabalenka3-6 6-4 7-6(5)Wuhan
Ann LiOct 15, 2026WJanice Tjen6-1 7-6(1)Wuhan
Ann LiOct 16, 2026LIga Swiatek4-6 1-6Wuhan
Ann LiOct 20, 2026WEmerson Jones5-7 6-0 6-3WTA Osaka
Ann LiOct 22, 2026WZeynep Sonmez6-3 6-1WTA Osaka
Ann LiOct 23, 2026WLilli Tagger6-4 3-6 7-6(0)WTA Osaka
Ashlyn KruegerOct 1, 2026WSofia Kenin6-3 6-3Beijing
Ashlyn KruegerOct 3, 2026LAnn Li4-6 2-6Beijing
Ashlyn KruegerOct 10, 2026WTaylah Preston6-3 7-6(8)Wuhan
Ashlyn KruegerOct 11, 2026LYulia Putintseva1-6 3-6Wuhan
Ashlyn KruegerOct 13, 2026WShuai Zhang6-3 6-0Wuhan
Ashlyn KruegerOct 14, 2026WLanlana Tararudee2-6 6-1 6-1Wuhan
Ashlyn KruegerOct 15, 2026LIga Swiatek1-6 4-6Wuhan
Ashlyn KruegerOct 19, 2026WJanice Tjen6-4 6-4WTA Osaka
Ashlyn KruegerOct 21, 2026WLanlana Tararudee6-3 6-1WTA Osaka
Ashlyn KruegerOct 23, 2026WTalia Gibson6-1 6-3WTA Osaka
Source: Court Shark model and match data.

Head-to-head by surface

Article snapshot, Oct 23, 2026 · Not live

Ann Li and Ashlyn Krueger have met once. Ann Li leads 1-0.

Head-to-head record, Ann Li first
SurfaceAnn LiAshlyn Krueger
All surfaces10
Hard10
Source: Court Shark model and match data.

Win rate by surface

Article snapshot, Oct 23, 2026 · Not live

Share of matches won on each surface across each player's last 50 matches with full statistics.

Win rate by surface
SurfaceAnn LiAshlyn Krueger
Hard53% (17-15)48% (14-15)
Clay62% (8-5)33% (2-4)
Grass40% (2-3)87% (13-2)
Source: Court Shark model and match data.

Serve and return on hard courts

Article snapshot, Oct 23, 2026 · Not live

How often each player held serve and broke serve on hard over their last 50 matches with full statistics, against the tour's all-years average on the surface.

Hold and break rates on hard
MeasureAnn LiAshlyn KruegerTour average, all years
Service games held73%70%63%
Return games broken30%29%37%
Matches in sample3229
Source: Court Shark model and match data.

Model win probability

Article snapshot, Oct 23, 2026 · Not live

The Court Shark model's chance for each player to win this match.

Model win probability by player
PlayerWin probabilityRecent form (last 10)
Ann Li53%8-2
Ashlyn Krueger47%7-3
Source: Court Shark model and match data.

Ways to win

Article snapshot, Oct 23, 2026 · Not live

Every way the match can finish. The likeliest single result is Ann Li in straight sets (35%).

Chance of each final set score
ResultChance
Ann Li wins 2-035%
Ann Li wins 2-118%
Ashlyn Krueger wins 2-118%
Ashlyn Krueger wins 2-029%
Source: Court Shark model and match data.

Service games held: where they stand

Article snapshot, Oct 23, 2026 · Not live

Each dot is one of the WTA top 100 with enough matches in the last 52 weeks. Ann Li is 23rd of 64; Ashlyn Krueger is 31st of 64.

Service games held, last 52 weeks, against the WTA top 100
PlayerService games heldPlace
Ann Li71.5%23rd of 64
Ashlyn Krueger69.7%31st of 64
Field median69.6%
Field best (Elena Rybakina)82.8%1st
Source: Court Shark model and match data.

Two years of form

Article snapshot, Oct 23, 2026 · Not live

Each player's pre-match Elo rating since Dec 31, 2024. Latest: Ann Li 1820 (Oct 22, 2026), Ashlyn Krueger 1749 (Oct 21, 2026).

Pre-match Elo rating over the last two years
PlayerStart of windowTwo-year peakLatest
Ann Li1653 (Jan 1, 2025)1820 (Oct 22, 2026)1820 (Oct 22, 2026)
Ashlyn Krueger1606 (Dec 31, 2024)1761 (Jul 29, 2026)1749 (Oct 21, 2026)
Source: Court Shark model and match data.
Explore this matchup

Court Shark win probabilities are statistical estimates, not advice. No outcome is guaranteed.

Methodology and sources

How we build model estimates and where our information comes from.

Model estimates and observed results

The win probabilities come from the Court Shark match model, trained on completed ATP and WTA matches. A probability says how often a player in this position wins, not that one result will happen. The model's number for a match is recorded before play and never changed afterwards, so it can be checked against the result.

Sources and citations

Results, scores, rankings and serve statistics come from the Court Shark match database. The market consensus is the pre-match price for each player converted to a probability. Figures in this article are a snapshot taken when it was written.

Limitations

Serve and return rates count only matches with full serve statistics, which are sparser for Challenger and lower-level events, and the tour average they are compared with covers every year on record. Head-to-head records count every meeting with a recorded winner, walkovers and retirements included. Charts and tables are a snapshot and do not update after publication.

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