Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.2 wins overall with a score of 83 vs 82 (1 point difference).GPT-5.2 wins 0 out of 4 categories.
GPT-5.2
96
GPT-5.2-Codex
96
GPT-5.2
91
GPT-5.2-Codex
95
GPT-5.2
97.1
GPT-5.2-Codex
97.1
GPT-5.2
94
GPT-5.2-Codex
94
GPT-5.2 scores higher overall with 83 vs 82, a difference of 1 points across all benchmarks.
GPT-5.2 and GPT-5.2-Codex are tied for knowledge tasks with average scores of 96.
GPT-5.2-Codex leads in coding with an average score of 95 vs 91.
GPT-5.2 and GPT-5.2-Codex are tied for math with average scores of 97.1.
GPT-5.2 and GPT-5.2-Codex are tied for reasoning with average scores of 94.