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ATP Challenger. Grodzisk Mazowiecki
ATP Challenger. Grodzisk Mazowiecki
04.08.2026 10:30 UTC Match prediction

Wallin O - Guerrieri A

✓ Prematch ready Prematch data ✓Line ✓Form –H2H ✓Prediction
Tennis ATP Challenger. Grodzisk Mazowiecki
ATP Challenger. Grodzisk Mazowiecki hard 04.08.2026 10:30 UTC Finished
04.08.2026 10:30 UTC Finished
Wallin O
Wallin O
G
Guerrieri A
0:2
Odds
P1 2.25 43.3% BetBoom
P2 1.72 56.7% BetBoom
Coverage: hard
Preview Statistics Broadcast Comments

About the athletes

- Country -
- Rating -
- Age -
- Height (cm) -
- Weight (kg) -
- Hand -
- Seed -
hard Coverage hard
0 H2H 0

Wallin O go head-to-head with Guerrieri A on August 4, 2026 in the ATP Challenger. Grodzisk Mazowiecki.

PrognozAI's Glicko-2 model gives the home side 44% to win. Read on for detailed stats, previous meetings, the bookmaker line and the PrognozAI neural-network verdict.

🎯 PropickAI prediction
Low confidence

Our model prediction (Glicko-2)

2 Guerrieri A — 56%

Pure model vs market (2 · Guerrieri A): model 46% · market 58% Δ −12 pp model estimates below the market

1 · Wallin O43.6%
2 · Guerrieri A56.4%

Model estimate: win Wallin O 43.6%, win Guerrieri A 56.4%. Model favourite — Guerrieri A.

Informational estimate, not a betting recommendation.

AI agent prediction

Independent AI-agent assessment from our data (model, market line, form, H2H)

2Guerrieri A (odds1.71) Score 1:2 confidence 54% ✓ outcome correct
  • • Wallin O
  • • 🇸🇪 — Guerriri A
  • • 🇮🇹 (tennis)
  • • Wallin O
  • • 🇸🇪: forma PVVVP (3-2)
  • • Guerriri A
  • • 🇮🇹: forma PVPVV (3-2)
  • • liniya na pik P2 1.82→1.72 (ukorotilas — dengi na pik)
  • • Model backs Guerriri A
  • • 🇮🇹: probability 54% vs 58% on the line (odds 1.71)
  • • no edge over the line (-5 pp) — informational only.

Analytical AI-agent assessment, not a betting recommendation.

Math-model prediction

AI match prediction Wallin O - Guerrieri A August 4, 2026

Tennis math model

Based on the collected prematch data, the favourite looks like Guerrieri A.

Line favourite Fonbet: Guerrieri A. We cross-check with Glicko and the math model below.
  • Win odds (Fonbet): 1 2.05 / 2 1.72
  • Glicko: Wallin O 43.6% / Guerrieri A 56.4%

For reference

Fair probability (no margin)

Probability excluding the bookmaker margin — for reference, not a betting recommendation.
Winner bookmaker margin 7.7% 3 books · best price +6.8%
1 42.5%
2 57.5%

Odds source: consensus of 3 books (Baltbet, Fonbet, Leon). This is the fair probability after removing the bookmaker margin from the odds — reference information, not a prediction or a betting recommendation.

For reference

Line movement

How the odds changed from opening to the current line — for reference, not a betting recommendation.
Winner 1 1.93 ↑ 2.05
Winner 2 1.82 ↓ 1.72

↓ odds shortened (money on this outcome), ↑ drifted (line weakened). For reference, not a betting recommendation.

AI

Model consensus

AI outcome leader: 1

Main outcome
Agreement 1/1
Confidence 62.0%

Modeli dayut edinyy signal. Takie matchi my pomechaem kak bolee silnye.

Head-to-head and form stats

Head-to-head and form

Team form

Wallin O
6-4WLWLLWWWWL
scored 1.2conceded 1.1
Guerrieri A
7-3WLWWWLWWLW
scored 1.4conceded 0.8

Head-to-head and recent form per sports statistics — for reference.

AI overview

AI predictions

AI analysis:2/7 ready · Still preparing:DeepSeek, ChatGPT, Qwen, Kimi, GLM 5.2

Google AI updated04.08.2026 10:10 UTC
1 44%
2 56% ✓ favourite
Score0:2 Total games: Under 22.5 Bet:2
Per AI data Form:LWWWL / LWLWW H2H: 0:0 Injuries:no
Claude updated04.08.2026 10:15 UTC
1 46%
2 54% ✓ favourite
Score2:1 v polzu Guerreri Total games: Over 22.5 Bet:Over 22.5 games

AI consensus:2

AI 1 2 Score Total games Bet
Google AI 44% 56% 0:2 Under 22.5
Claude 46% 54% 2:1 v polzu Guerreri Over 22.5 Over 22.5 games
Match center
Start 04.08.2026 10:30 UTC
Market 1 45.6% @ 2.05 / 2 54.4% @ 1.72
Coverage hard
Form 6 matches
🥊 Humans vs Machines
🤖 7 AI models Guerrieri A 55%
📐 Math model Guerrieri A 56%
Every pick locked before kickoff · public log
Match center

Wallin O - Guerrieri A

V baze uchteny nedavnie matchi oboikh uchastnikov.

Form 5/5 recent games
H2H 0 head-to-head matches
Market 2 model / bookmakers
Flashscore match data source checked
Odds match data source checked
Bookiesapi match data source checked
Line depth match data source checked
Present in data
Market Form Match Participants Line Movement Overview
More needed
H2H Championat, Flashscore
Tournament Championat, Flashscore
Post-match / PropickAI database
Score 0:2
Events 0
Statistics 0
PropickAI check: math model and Glicko-2

We mark in green only strong signals where the model passed our publication filter. The other rows are for audit and training.

Option Signal Prediction / actual Rating
Glicko-2: base favourite Audit tennis is audit-only for now: surface, serve/return and market are needed Data: line, form, coverage away - 56.4% fact: away hit / ROI 72.0% / Brier 0.381 / LogLoss 0.573
Glicko-2: calibrated favourite Audit tennis is audit-only for now: surface, serve/return and market are needed Data: line, form, coverage away - 50.8% fact: away hit / ROI 72.0% / Brier 0.485 / LogLoss 0.678
Market and Glicko

Tennis math model. Tennis without draws: the base signal comes from player rating, surface, form, serve/return and tournament fatigue. For live logic the set state and who is serving matter more than the overall points score.

Outcome Line Glicko Signal
Wallin O 42.5% 43.6%
Guerrieri A 57.5% 56.4% market and model agree
1X2: 3 Bookies

Glicko-2 is a team-strength rating: it weighs the line, history and consistency, but is not a guarantee.

Tennis math model
P1 / P2 43.6% / 56.4% probabilities
Rating 1,719 / 1,677 Wallin O / Guerrieri A
RD 133 / 143 rating uncertainty
r +/- 2RD 1,452-1,986 / 1,392-1,963 strength interval
HFA: 0 HFA mu: 0.000 MoV: on N: N=1 P: two_way_glicko2_expected_score

Best value: no value found

Tennis without draws: the base signal comes from player rating, surface, form, serve/return and tournament fatigue. For live logic the set state and who is serving matter more than the overall points score.

Betting snapshot
1X2
2 1.72 Fonbet · no value · model 56.4%
1 2.05 Fonbet · no value · model 43.6%
Handicap
2 -0.5 1.70 Fonbet · line only
2 +0.5 1.75 Fonbet · line only
1 -0.5 2.02 Fonbet · line only
1 +0.5 1.95 Fonbet · line only
Total
Over 20.5 1.60 Fonbet · line only
Over 21.5 1.75 Fonbet · line only

Betting notes are built from the line, market and our math model: take a signal only when the model and market agree.

Bookmaker line

Match markets

bookmaker line and markets

Handicap

Outcome Baltbet Fonbet Leon
1.88 53.2% 1.95 51.3% —
1.83 54.6% 1.85 54.1% —
1.86 53.8% 1.70 58.8% 1.86 53.8%
— 2.02 49.5% —
— 1.75 57.1% —
— 1.85 54.1% —
— 2.02 49.5% —
1.84 54.4% 1.70 58.8% —
1.89 52.9% — —
1.86 53.8% — 1.88 53.2%

Total

Outcome Baltbet Fonbet Leon
Over 20.5 — 1.60 62.5% —
Over 21.5 1.76 56.8% 1.75 57.1% 1.81 55.3%
Over 22.5 1.97 50.8% 2.00 50.0% —
Over 23.5 — 2.20 45.5% —
Under 20.5 — 2.20 45.5% —
Under 21.5 1.97 50.8% 1.95 51.3% 1.93 51.8%
Under 22.5 1.76 56.8% 1.72 58.1% —
Under 23.5 — 1.60 62.5% —

Outcome (1X2)

Outcome Baltbet Fonbet Leon
2.25 44.4% 2.05 48.8% 2.18 45.9%
1.58 63.3% 1.72 58.1% 1.61 62.1%
Match center
Wallin O
L W W W L
31.07 07:00 UTC+0 Challenger Men - Singles: Bonn (Germany), clay
Wallin O 0:2 Yan Choinski 🇬🇧Yan Choinski 🇬🇧
29.07 07:00 UTC+0 Challenger Men - Singles: Bonn (Germany), clay
Wallin O 2:1 Karbales Baena R. 🇪🇸
28.07 08:00 UTC+0 Challenger Men - Singles: Bonn (Germany), clay
Wallin O 2:1 Dzhustino L. 🇮🇹
27.07 06:00 UTC+0 Challenger Men - Singles: Bonn (Germany) - Qualifying, clay
Wallin O 2:0 Donald M. 🇨🇿Donald M. 🇨🇿
09.07 05:00 UTC+0 Challenger Men - Singles: Yassy (Romania), clay
Wallin O 1:2 Roye V. 🇫🇷Roye V. 🇫🇷
3 Wins
2 Losses
1.4 Sets won
1.2 Sets lost
60% Win percentage
Guerrieri A
L W L W W
12.07 13:00 UTC+0 ATP - Singles: Umag (Croatia) - Qualifying, clay
Guerrieri A 0:2 Gomes F. 🇦🇷Gomes F. 🇦🇷
11.07 13:00 UTC+0 ATP - Singles: Umag (Croatia) - Qualifying, clay
Guerrieri A 2:0 Nardi L. 🇮🇹Nardi L. 🇮🇹
09.07 16:00 UTC+0 Challenger Men - Singles: Trieste (Italy), clay
Guerrieri A 0:2 Delen U. 🇧🇴Delen U. 🇧🇴
06.07 06:00 UTC+0 Challenger Men - Singles: Trieste (Italy), clay
Guerrieri A 2:0 Roka Batalya O. 🇪🇸
14.06 13:45 UTC+0 Challenger Men - Singles: Dublin (Ireland) - Qualifying, grass
Guerrieri A 2:1 Romano F. 🇮🇹Romano F. 🇮🇹
3 Wins
2 Losses
1.2 Sets won
1.0 Sets lost
60% Win percentage
Match center

Full head-to-head historyWallin O - Guerrieri A

Wallin O
0 matches total
Guerrieri A
Biggest win — largest score margin
Highest-scoring match — most goals in a game
Highest-scoring draw — draw with the most goals

Match history