Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.4 Pro is clearly ahead on the aggregate, 94 to 75. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GPT-5.4 Pro's sharpest advantage is in coding, where it averages 89 against 57.3. The single biggest benchmark swing on the page is LiveCodeBench, 86 to 45.
GPT-5.4 Pro gives you the larger context window at 1.05M, compared with 128K for DeepSeek V3.2 (Thinking).
Pick GPT-5.4 Pro if you want the stronger benchmark profile. DeepSeek V3.2 (Thinking) only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
GPT-5.4 Pro
88.8
DeepSeek V3.2 (Thinking)
71.8
GPT-5.4 Pro
89
DeepSeek V3.2 (Thinking)
57.3
GPT-5.4 Pro
98
DeepSeek V3.2 (Thinking)
85.8
GPT-5.4 Pro
96.7
DeepSeek V3.2 (Thinking)
83.3
GPT-5.4 Pro
97
DeepSeek V3.2 (Thinking)
85
GPT-5.4 Pro
97
DeepSeek V3.2 (Thinking)
84
GPT-5.4 Pro is ahead overall, 94 to 75. The biggest single separator in this matchup is LiveCodeBench, where the scores are 86 and 45.
GPT-5.4 Pro has the edge for knowledge tasks in this comparison, averaging 88.8 versus 71.8. Inside this category, HLE is the benchmark that creates the most daylight between them.
GPT-5.4 Pro has the edge for coding in this comparison, averaging 89 versus 57.3. Inside this category, LiveCodeBench is the benchmark that creates the most daylight between them.
GPT-5.4 Pro has the edge for math in this comparison, averaging 98 versus 85.8. Inside this category, MATH-500 is the benchmark that creates the most daylight between them.
GPT-5.4 Pro has the edge for reasoning in this comparison, averaging 96.7 versus 83.3. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.
GPT-5.4 Pro has the edge for instruction following in this comparison, averaging 97 versus 85. Inside this category, IFEval is the benchmark that creates the most daylight between them.
GPT-5.4 Pro has the edge for multilingual tasks in this comparison, averaging 97 versus 84. Inside this category, MGSM is the benchmark that creates the most daylight between them.
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