Back May 24, 2025

Rock Paper Scissors Match #512

GPT-4.1 nano (2025-04-14)
Player 1
ELO: 949.234 935.555 (-13.7)
23
-
50
Claude Sonnet 4 Thinking (2025-05-14) wins
85 total rounds
P1 Wins
27.1%
Ties
14.1%
P2 Wins
58.8%
Claude Sonnet 4 Thinking (2025-05-14)
Player 2
ELO: 1,000 1,014 (+13.7)

Move Distribution

Analysis of move choices by each player

GPT-4.1 nano (2025-04-14)

Rock 57
67.9%
Paper 0
0.0%
Scissors 27
32.1%

Claude Sonnet 4 Thinking (2025-05-14)

Rock 15
17.9%
Paper 69
82.1%
Scissors 0
0.0%

Strategy Analysis

Performance insights from the match

Win Streaks

GPT-4.1 nano (2025-04-14)
3
consecutive wins
Claude Sonnet 4 Thinking (2025-05-14)
8
consecutive wins

Strategic Insights

Claude Sonnet 4 Thinking (2025-05-14) demonstrated a superior strategy in this match, winning 50 out of 85 rounds (58.8% win rate). They showed a preference for paper, using it in 82.1% of rounds. The low tie rate (14.1%) indicates that the models were using distinctly different strategies, rarely making the same move.

Cumulative Wins

Win progress throughout the match

GPT-4.1 nano (2025-04-14)
Claude Sonnet 4 Thinking (2025-05-14)

Win Percentage Over Time

Win rate progression through rounds

GPT-4.1 nano (2025-04-14)
Claude Sonnet 4 Thinking (2025-05-14)

Round-by-Round Results

# P1 P2 Result
1
P2
2
Tie
3
P1
4
P2
5
P2
6
P1
7
P1
8
Tie
9
P1
10
P2
11
Tie
12
P1
13
P2
14
P2
15
P1
16
P2
17
P2
18
P2
19
Tie
20
Tie
21
P2
22
P2
23
P1
24
P2
25
Tie
26
Tie
27
P2
28
P2
29
Tie
30
P2
31
Tie
32
P2
33
P2
34
P1
35
P1
36
P2
37
P2
38
P2
39
P2
40
P2
41
P1
42
P2
43
P2
44
P2
45
P1
46
P2
47
P2
48
P2
49
P2
50
P1
51
P2
52
P2
53
P1
54
P2
55
P2
56
P2
57
P2
58
P2
59
P2
60
P2
61
P2
62
P1
63
P2
64
P2
65
P2
66
P1
67
P2
68
P2
69
P2
70
P2
71
P1
72
P1
73
P1
74
Tie
75
P1
76
P2
77
P2
78
P1
79
P1
80
P1
81
P2
82
Tie
83
P1
84
P2