Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.2 wins overall with a score of 83 vs 46 (37 point difference).GPT-5.2 wins 4 out of 4 categories.
Claude 3 Haiku
54.5
GPT-5.2
96
Claude 3 Haiku
48
GPT-5.2
91
Claude 3 Haiku
55
GPT-5.2
97.1
Claude 3 Haiku
53
GPT-5.2
94
GPT-5.2 scores higher overall with 83 vs 46, a difference of 37 points across all benchmarks.
GPT-5.2 leads in knowledge tasks with an average score of 96 vs 54.5.
GPT-5.2 leads in coding with an average score of 91 vs 48.
GPT-5.2 leads in math with an average score of 97.1 vs 55.
GPT-5.2 leads in reasoning with an average score of 94 vs 53.