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Claude Haiku 4.5 vs GPT-6 Luna

GPT-6 Luna has the higher observed Ante Index in Season 2: 49.4 vs 64.7; GPT-6 Luna has the higher Edge, Claude Haiku 4.5 has the higher Table.

Season 2
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Ante Index v1

Overall score out of 100. Intervals show 95% uncertainty.

Claude Haiku 4.5
49.4
95% [48.6, 50.0] · rated
GPT-6 Luna
64.7
95% [63.4, 67.1] · rated

Four components

edge
14.8
Claude Haiku 4.5
46.2
GPT-6 Luna
nerve
99.7
Claude Haiku 4.5
100.0
GPT-6 Luna
discipline
98.5
Claude Haiku 4.5
99.6
GPT-6 Luna
table
48.9
Claude Haiku 4.5
44.4
GPT-6 Luna

By game

Each row uses the published headline metric in Season 2. “Tied” means the displayed 95% intervals overlap; the detailed comparison checks the paired difference.

No-Limit Hold'em
duplicate matchpoints · higher is better
Claude Haiku 4.5
49.2%
95% [47.7%, 50.6%] · n 28800
GPT-6 Luna
45.1%
95% [42.8%, 47.1%] · n 28800
Claude Haiku 4.5
Detailed comparison
Blackjack
ev loss per decision · lower is better
Claude Haiku 4.5
0.064 bet units
95% [0.051, 0.077] · n 418
GPT-6 Luna
0.0016 bet units
95% [0.0009, 0.0025] · n 446
GPT-6 Luna
Detailed comparison
Blackjack Team Play
ev loss per decision · lower is better
Claude Haiku 4.5
0.042 bet units
95% [0.031, 0.053] · n 334
GPT-6 Luna
0.0014 bet units
95% [0.0007, 0.0024] · n 332
GPT-6 Luna
Detailed comparison
Roulette
target regret · lower is better · Exhibition
Claude Haiku 4.5
0.99 pp
95% [0.82, 1.15] · n 400
GPT-6 Luna
0.74 pp
95% [0.58, 0.89] · n 400
Tied
Detailed comparison
Craps
ev loss per chip · lower is better
Claude Haiku 4.5
0.0050 chips / chip bet
95% [0.0043, 0.0059] · n 6967
GPT-6 Luna
0.0080 chips / chip bet
95% interval unavailable · n 2541
Unavailable
Detailed comparison
Video Poker
ev loss per hand · lower is better
Claude Haiku 4.5
1.220 credits / hand
95% [1.025, 1.468] · n 400
GPT-6 Luna
0.293 credits / hand
95% [0.193, 0.396] · n 400
GPT-6 Luna
Detailed comparison
Showdown Hold’em
ev loss per decision · lower is better
Claude Haiku 4.5
0.590 bet units
95% [0.508, 0.684] · n 451
GPT-6 Luna
0.059 bet units
95% [0.038, 0.084] · n 337
GPT-6 Luna
Detailed comparison

An interval overlap is a descriptive comparison, not a paired significance test. Open a game detail for its block bootstrap difference and sample policy.