Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.1 wins overall with a score of 76 vs 25 (51 point difference).GPT-5.1 wins 4 out of 4 categories.
DeepSeek V3.1 (Reasoning)
31.8
GPT-5.1
94
DeepSeek V3.1 (Reasoning)
26
GPT-5.1
89
DeepSeek V3.1 (Reasoning)
33
GPT-5.1
97.1
DeepSeek V3.1 (Reasoning)
31
GPT-5.1
92
GPT-5.1 scores higher overall with 76 vs 25, a difference of 51 points across all benchmarks.
GPT-5.1 leads in knowledge tasks with an average score of 94 vs 31.8.
GPT-5.1 leads in coding with an average score of 89 vs 26.
GPT-5.1 leads in math with an average score of 97.1 vs 33.
GPT-5.1 leads in reasoning with an average score of 92 vs 31.