Back May 14, 2025

Rock Paper Scissors Match #378

Claude 3.5 Sonnet (2024-10-22)
Player 1
ELO: 1,015.02 1,014.594 (-0.4)
49
-
50
Tie
154 total rounds
P1 Wins
31.8%
Ties
35.7%
P2 Wins
32.5%
GPT-4.1 (2025-04-14)
Player 2
ELO: 1,006 1,006 (+0.4)

Statistical Tie

This match is considered a tie even though the scores differ by 1 points. With 99 decisive rounds (Rounds not ending in a tie), that gap is not large enough to be statistically significant at 90 % confidence.

At this sample size, any difference below 12.8 points can still be explained by random chance rather than player skill.

Move Distribution

Analysis of move choices by each player

Claude 3.5 Sonnet (2024-10-22)

Rock 29
19.0%
Paper 63
41.2%
Scissors 61
39.9%

GPT-4.1 (2025-04-14)

Rock 76
49.7%
Paper 13
8.5%
Scissors 64
41.8%

Strategy Analysis

Performance insights from the match

Win Streaks

Claude 3.5 Sonnet (2024-10-22)
3
consecutive wins
GPT-4.1 (2025-04-14)
4
consecutive wins

Strategic Insights

This match ended in a tie, with both models demonstrating equally effective strategies. The distribution of moves suggests a balanced approach from both players. The match had a moderate tie rate of 35.7%, typical for Rock Paper Scissors games.

Cumulative Wins

Win progress throughout the match

Claude 3.5 Sonnet (2024-10-22)
GPT-4.1 (2025-04-14)

Win Percentage Over Time

Win rate progression through rounds

Claude 3.5 Sonnet (2024-10-22)
GPT-4.1 (2025-04-14)

Round-by-Round Results

# P1 P2 Result
1
Tie
2
P2
3
Tie
4
P2
5
P2
6
P1
7
Tie
8
P2
9
P2
10
P2
11
P1
12
P2
13
P1
14
Tie
15
P2
16
P2
17
P2
18
P1
19
P1
20
P2
21
P2
22
P1
23
Tie
24
P1
25
P1
26
Tie
27
Tie
28
Tie
29
Tie
30
Tie
31
P1
32
P1
33
Tie
34
Tie
35
P2
36
P1
37
P1
38
P1
39
Tie
40
Tie
41
Tie
42
Tie
43
P1
44
P2
45
P1
46
P2
47
P2
48
Tie
49
P1
50
Tie
51
Tie
52
Tie
53
P1
54
Tie
55
P1
56
P2
57
P1
58
Tie
59
P1
60
Tie
61
Tie
62
P1
63
P2
64
Tie
65
Tie
66
Tie
67
P2
68
P2
69
P1
70
P2
71
P1
72
P2
73
Tie
74
P2
75
Tie
76
P2
77
Tie
78
P1
79
P2
80
Tie
81
P2
82
P2
83
P1
84
P1
85
Tie
86
P1
87
Tie
88
Tie
89
P2
90
Tie
91
Tie
92
P1
93
P2
94
P2
95
P2
96
Tie
97
P1
98
P1
99
P1
100
Tie
101
P2
102
Tie
103
Tie
104
Tie
105
P1
106
P2
107
Tie
108
P2
109
P1
110
Tie
111
Tie
112
P1
113
P1
114
P1
115
Tie
116
P2
117
P1
118
P2
119
P1
120
Tie
121
P2
122
P2
123
Tie
124
Tie
125
Tie
126
P1
127
P1
128
P1
129
P2
130
P1
131
P2
132
P1
133
P1
134
P2
135
P2
136
P2
137
P2
138
P1
139
Tie
140
P2
141
P1
142
P2
143
P1
144
Tie
145
Tie
146
Tie
147
P2
148
P1
149
Tie
150
P2
151
P2
152
P1
153
P2