John-Z's Overlay · Trifecta ATM

Wed, Apr 29

Race 1

Clm 16000

Post: 12:45 · 1m · Dirt · $55K purse · 8 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

8 runners

Hot pace

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

1 E — pure early 4 EP — early/presser 1 P — presser 2 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 4, 1, 8, 7

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

Cost

$6.00

6 combos

Hit prob

4.8%

simulated

Typical payout if hit

$16.42

mean $25.81

Expected ROI

-79.6%

net $-4.77

  • · Most-likely-to-cash structure: 1×3×3 key (top pick) on posts [4, 1, 8, 7] — hits 4.8% of simulated runs
  • · At $6 stake, a typical cash pays ≈ $16 (mean $26; 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

4, 1

B Contenders

8, 7, 2

C Value-edge longshots

6

Other ticket structures (5)
Ticket Cost Hit prob Typical payout ROI
3-horse box $6.00 5.1% $16.04 -86%
1×4×4 key (top pick) $12.00 8.1% $28.90 -71%
2×4×4 part wheel $12.00 9.0% $16.42 -81%
1×5×5 key (top pick) $20.00 11.7% $38.40 -68%
A key, B in 2nd, A+B+C in 3rd $24.00 12.7% $42.02 -66%

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: 61% · Top 4 cover 1.83 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
4APMY NOBLE KNIGHT3.0-12.3-184.619%53%-11%
1AEEMPIRE BUILDER2.5-12.2-184.217%49%-24%
8BEPNATIONAL ECLIPSE3.5-13.4-181.314%43%-14%
7BSQUOKKA6.0-17.7-180.313%39%·+2%
2BEPNIP N TUCK15-120-178.211%33%+17%
5STRES SOLES8.0-112-177.69%30%·+2%
6CEPRAISING KANE15-116-175.19%29%+13%
3EPCHARBON10-114-174.97%24%·+1%

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 · Wed, Apr 29 · 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.