John-Z's Overlay · Trifecta ATM

Thu, Apr 30

Race 12

Md 50000

Post: 6:53 · 6f · Dirt · $67K purse · 48 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

48 runners

Speed duel

36 early types and no pressers or closers in the field — expect a fast, attritional pace where the fittest E/EP survives. No style edge.

24 E — pure early 12 EP — early/presser 12 Unclassified

Projected speed

12 of 48 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.

3-horse box on posts 7

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

Cost

$1.00

1 combos

Hit prob

0.0%

simulated

Typical payout if hit

$0.00

mean $0.00

Expected ROI

-100.0%

net $-1.00

  • · Most-likely-to-cash structure: 3-horse box on posts [7] — hits 0.0% of simulated runs
  • · At $1 stake, a typical cash pays ≈ $0 (mean $0; 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

7, 7

B Contenders

7, 7, 6

C Value-edge longshots

Other ticket structures (3)
Ticket Cost Hit prob Typical payout ROI
4-horse box $1.00 0.0% $0.00 -100%
5-horse box $4.00 0.0% $0.00 -100%
6-horse box $7.00 0.0% $0.00 -100%

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: 13% · Top 4 cover 0.38 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
7BEMIZZOU3.0-12.8-180.63%9%-54%
7BEMIZZOU3.0-12.8-180.63%9%-54%
7BEMIZZOU3.0-12.8-180.63%9%-54%
7BEMIZZOU3.0-12.8-180.63%9%-54%
6BEPRIME POWER3.5-13.0-178.53%9%-47%
6BEPRIME POWER3.5-13.0-178.53%9%-47%
6BEPRIME POWER3.5-13.0-178.53%9%-47%
9EBARKER4.5-13.8-177.93%9%-37%
9EBARKER4.5-13.8-177.93%9%-37%
9EBARKER4.5-13.8-177.93%9%-37%
6BEPRIME POWER3.5-12.9-178.53%9%-48%
9EBARKER4.5-13.8-177.83%9%-37%
12EPBOSS' DEED20-125-178.33%8%·-4%
12EPBOSS' DEED20-125-177.93%8%·-4%
12EPBOSS' DEED20-125-177.93%8%·-4%
12EPBOSS' DEED20-125-177.93%8%·-4%
8EFIVE WISHES6.0-16.1-177.73%8%-29%
8EFIVE WISHES6.0-16.1-177.73%8%-29%
8EFIVE WISHES6.0-16.1-177.73%8%-29%
8EFIVE WISHES6.0-16.3-177.52%7%-29%
10EPCASTLE RUN8.0-16.9-173.62%7%-22%
10EPCASTLE RUN8.0-16.6-173.42%7%-22%
10EPCASTLE RUN8.0-16.6-173.42%7%-22%
10EPCASTLE RUN8.0-16.6-173.42%7%-22%
3EROYAL SAPPHIRE30-128-172.02%6%·-2%
3EROYAL SAPPHIRE30-128-171.82%6%·-2%
3EROYAL SAPPHIRE30-128-171.82%6%·-2%
3EROYAL SAPPHIRE30-128-171.82%6%·-2%
1ESTORMTOWN20-124-174.52%5%-7%
1ESTORMTOWN20-124-174.52%5%-7%
1ESTORMTOWN20-124-174.52%5%-7%
1ESTORMTOWN20-124-174.52%5%-7%
2EPHELLACIOUS20-126-171.82%5%-7%
2EPHELLACIOUS20-127-171.51%5%-8%
2EPHELLACIOUS20-127-171.51%5%-8%
2EPHELLACIOUS20-127-171.51%5%-8%
11KREWEZIN15-118-169.41%4%-12%
11KREWEZIN15-122-167.71%3%-13%
11KREWEZIN15-122-167.71%3%-13%
11KREWEZIN15-122-167.71%3%-13%
4DARK RYE15-125-168.21%3%-13%
4DARK RYE15-125-168.21%3%-13%
4DARK RYE15-125-168.21%3%-13%
4DARK RYE15-126-168.11%3%-13%
5CARCAR EXPRESS12-116-164.51%3%-17%
5CARCAR EXPRESS12-116-164.51%3%-17%
5CARCAR EXPRESS12-116-164.51%3%-17%
5CARCAR EXPRESS12-117-164.11%3%-17%

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 12 · Thu, Apr 30 · 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.