John-Z's Overlay · Trifecta ATM

Sat, May 23

Race 8

Alw 25000s

Post: 4:25 · 6.5f · Dirt · $76K purse · 11 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

11 runners

Hot pace

8 early types pressing for the lead — expect a fast pace, favors closers (P/S).

2 E — pure early 6 EP — early/presser 2 P — presser 1 S — closer

Projected speed

Trifecta shape

Wide open

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

1×3×3 key (top pick) on posts 9, 10, 3, 5

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

Cost

$6.00

6 combos

Hit prob

1.9%

simulated

Typical payout if hit

$122.11

mean $146.48

Expected ROI

-54.0%

net $-3.24

  • · Most-likely-to-cash structure: 1×3×3 key (top pick) on posts [9, 10, 3, 5] — hits 1.9% of simulated runs
  • · At $6 stake, a typical cash pays ≈ $122 (mean $146; 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

9, 10

B Contenders

3, 5, 6

C Value-edge longshots

1, 7

Other ticket structures (5)
Ticket Cost Hit prob Typical payout ROI
3-horse box $6.00 1.9% $98.51 -68%
1×4×4 key (top pick) $12.00 3.5% $144.23 -46%
2×4×4 part wheel $12.00 3.7% $102.29 -65%
1×5×5 key (top pick) $20.00 5.2% $149.33 -58%
2×5×5 part wheel $24.00 6.7% $117.85 -61%

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: 48% · Top 4 cover 1.44 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
9AESHOW TIME8.0-15.6-187.814%39%+11%
10AEPGET HER NUMBER2.5-12.1-189.814%39%-34%
3BEPOTTO THE CONQUEROR5.0-14.8-187.612%34%-9%
5BETURN UP THE TREES8.0-15.9-184.911%32%·+4%
6BEPFIVE O' SOMEWHERE12-17.5-186.110%30%+11%
2EPPINFIRE3.5-13.3-184.29%28%-29%
4EPSTAR'S IMAGE6.0-15.2-182.19%28%-9%
11EPLUNDBERG15-119-180.86%19%·+3%
1CPFREE ADVICE30-140-180.26%19%+11%
7CSFURIOUS ANGER30-135-178.25%16%+8%
8PMIACOMET30-128-175.85%16%+7%

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 8 · Sat, May 23 · 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.