GPT-5.1 vs GPT-5.2

Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.

Quick Verdict

GPT-5.2 wins overall with a score of 83 vs 76 (7 point difference).GPT-5.2 wins 3 out of 4 categories.

Knowledge

GPT-5.2

GPT-5.1

94

GPT-5.2

96

97
MMLU
99
95
GPQA
97
93
SuperGPQA
95
91
OpenBookQA
93

Coding

GPT-5.2

GPT-5.1

89

GPT-5.2

91

89
HumanEval
91

Mathematics

Tie

GPT-5.1

97.1

GPT-5.2

97.1

99
AIME 2023
99
99
AIME 2024
99
98
AIME 2025
98
95
HMMT Feb 2023
95
97
HMMT Feb 2024
97
96
HMMT Feb 2025
96
96
BRUMO 2025
96

Reasoning

GPT-5.2

GPT-5.1

92

GPT-5.2

94

93
SimpleQA
95
91
MuSR
93

Frequently Asked Questions

Which is better, GPT-5.1 or GPT-5.2?

GPT-5.2 scores higher overall with 83 vs 76, a difference of 7 points across all benchmarks.

Which is better for knowledge tasks, GPT-5.1 or GPT-5.2?

GPT-5.2 leads in knowledge tasks with an average score of 96 vs 94.

Which is better for coding, GPT-5.1 or GPT-5.2?

GPT-5.2 leads in coding with an average score of 91 vs 89.

Which is better for math, GPT-5.1 or GPT-5.2?

GPT-5.1 and GPT-5.2 are tied for math with average scores of 97.1.

Which is better for reasoning, GPT-5.1 or GPT-5.2?

GPT-5.2 leads in reasoning with an average score of 94 vs 92.