Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.2 wins overall with a score of 83 vs 67 (16 point difference).GPT-5.2 wins 4 out of 4 categories.
GPT-5.2
96
o3
85.3
GPT-5.2
91
o3
78
GPT-5.2
97.1
o3
87
GPT-5.2
94
o3
83
GPT-5.2 scores higher overall with 83 vs 67, a difference of 16 points across all benchmarks.
GPT-5.2 leads in knowledge tasks with an average score of 96 vs 85.3.
GPT-5.2 leads in coding with an average score of 91 vs 78.
GPT-5.2 leads in math with an average score of 97.1 vs 87.
GPT-5.2 leads in reasoning with an average score of 94 vs 83.