John-Z's Overlay · Trifecta ATM

Sun, May 24

Race 1

Md 12500

Post: 12:45 · 6f · Dirt · $35K purse · 9 runners

New — Ask Claude Opus about this race Why a horse rates the way it does, what the trifecta ticket means, where the public might be wrong.

Pace shape

9 runners

Contested pace

3 early types — pace should be honest but not crazy. No strong style bias.

2 E — pure early 1 EP — early/presser 1 P — presser 2 S — closer 3 Unclassified

Projected speed

3 of 9 runners have no BRIS run-style code (often first-time starters); narrative may understate the true pace.

Trifecta shape

Wide open

Lottery shape — low hit rates, larger payouts when they cash. Entertainment-only; the model is not confident in any structure.

5-horse box on posts 1, 7, 5, 2, 9

The model's most-likely-to-cash structure (informational — not a bet recommendation).

Cost

$60.00

60 combos

Hit prob

31.7%

simulated

Typical payout if hit

$152.38

mean $348.58

Expected ROI

+84.4%

net $50.63

  • · Most-likely-to-cash structure: 5-horse box on posts [1, 7, 5, 2, 9] — hits 31.7% of simulated runs
  • · At $60 stake, a typical cash pays ≈ $152 (mean $349; trifecta payoffs are heavy-tailed). Estimated from the public pool, validated against archive payoffs.
  • · Wide-open shape — anyone could hit; longshots have room.

A Top picks

1, 7

B Contenders

5, 2, 9

C Value-edge longshots

Other ticket structures (5)
Ticket Cost Hit prob Typical payout ROI
6-horse box $120.00 50.9% $129.17 +29%
3×5×5 part wheel $36.00 22.9% $140.73 +63%
2×5×5 part wheel $24.00 16.3% $140.73 +54%
4-horse box $24.00 17.7% $140.73 +34%
2×4×4 part wheel $12.00 10.1% $132.35 +19%

Hit prob is the model's per-race PL distribution. "Typical payout" is the median cash, weighted by the public pool's odds (not the model's own picks) and calibrated to actual historical trifecta payoffs — so it reflects what the tote really pays, not the model's disagreement. Walk-forward backtests show pari-mutuel takeout (~16-26%) is too steep to consistently clear at this data scale — these are tipsheet outputs, not bet recommendations.

Top-4 ITM concentration: 62% · Top 4 cover 1.87 of the 3.00 expected ITM finishers

Field

Click any horse name for the per-horse breakdown (last-10-races chart, SHAP feature contributions, full PP table).

PP Horse ML Pred Close Pred Fig Win ITM% Edge
1AEHOT GAMER2.0-11.7-166.920%56%-29%
7AEBERLINWIN10-18.6-167.519%53%+30%
5BSGLADLY8.0-18.6-168.316%46%+18%
2BEPDODECAHEDRON12-118-163.510%32%+12%
9BLIL BRAVEHEART20-140-159.69%29%+17%
6PWARM UP THE BUS6.0-17.9-161.79%29%-8%
3STOTAL FABRICATION4.5-16.6-158.78%25%-21%
4SWEETBITTERS3.5-13.7-150.05%17%-40%
8MOTOWN SOUND15-132-152.24%14%·-2%

Sort the table by clicking column headers. Edge = our predicted ITM% minus the public-implied ITM% (live odds when present, ML otherwise); green ▲ ≥ +5pp, red ▼ ≤ −5pp. See How to Use for the math.

Ask Claude Opus

Questions about the model's predictions for Race 1 · Sun, May 24 · Churchill Downs. Powered by Claude Opus 4.7.

Ask anything about the field, the trifecta ticket, or why the model rates a horse the way it does.

Limited to 30 questions per day per visitor. Answers are model-generated and may be incorrect — not betting advice.