Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.1 wins overall with a score of 76 vs 57 (19 point difference).GPT-5.1 wins 4 out of 4 categories.
Claude Haiku 4.5
65.8
GPT-5.1
94
Claude Haiku 4.5
60
GPT-5.1
89
Claude Haiku 4.5
67
GPT-5.1
97.1
Claude Haiku 4.5
64
GPT-5.1
92
GPT-5.1 scores higher overall with 76 vs 57, a difference of 19 points across all benchmarks.
GPT-5.1 leads in knowledge tasks with an average score of 94 vs 65.8.
GPT-5.1 leads in coding with an average score of 89 vs 60.
GPT-5.1 leads in math with an average score of 97.1 vs 67.
GPT-5.1 leads in reasoning with an average score of 92 vs 64.