John-Z's Overlay · Trifecta ATM

Fri, May 22

Race 6

Clm 75000

Post: 3:18 · 1m · Turf · $90K purse · 7 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

7 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 2 P — presser

Projected speed

Trifecta shape

Competitive

Model has no clear edge — every ticket structure is steeply negative-EV. Skip, or treat as an entertainment bet and size accordingly.

1×3×3 key (top pick) on posts 6, 1, 5, 9

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

Cost

$6.00

6 combos

Hit prob

6.5%

simulated

Typical payout if hit

$11.71

mean $16.84

Expected ROI

-81.7%

net $-4.90

  • · Most-likely-to-cash structure: 1×3×3 key (top pick) on posts [6, 1, 5, 9] — hits 6.5% of simulated runs
  • · At $6 stake, a typical cash pays ≈ $12 (mean $17; trifecta payoffs are heavy-tailed). Estimated from the public pool, validated against archive payoffs.
  • · Multiple legitimate contenders — model is less concentrated.

A Top picks

6, 1

B Contenders

5, 9, 3

C Value-edge longshots

7

Other ticket structures (5)
Ticket Cost Hit prob Typical payout ROI
3-horse box $6.00 7.9% $11.71 -84%
1×4×4 key (top pick) $12.00 11.2% $16.80 -75%
2×4×4 part wheel $12.00 13.1% $14.53 -78%
1×5×5 key (top pick) $20.00 16.1% $22.74 -71%
A key, B in 2nd, A+B+C in 3rd $24.00 19.3% $22.74 -64%

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: 68% · Top 4 cover 2.03 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
6AEPHIGGINS BOAT2.5-12.2-190.020%55%-18%
1APHONKY TONK HIGHWAY5.0-14.2-187.219%54%+12%
5BEPEXACT ESTIMATE3.0-12.7-186.318%51%-12%
9BEMORUNNING10-17.8-182.414%42%+19%
3BEPIN A JAM15-119-183.712%39%+23%
7CPOTAGO15-117-182.711%34%+18%
11EPCOCO COOL15-125-176.67%24%+8%
2SCREPBEEF WINSLOW6.0-1
4SCREPRIGEL15-1
8SCREPSAINT IN THE CITY30-1
10SCRPFROSTY INDULGENCE8.0-1
12SCRPSKETCH8.0-1

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 6 · Fri, May 22 · 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.