GPT-5.1 Benchmark Scores & Performance

Benchmark analysis of GPT-5.1 by OpenAI across 14 tests.

Creator

OpenAI

Source Type

Proprietary

Reasoning

Reasoning

Context Window

400K

Overall Score

76#13 of 88

Knowledge Benchmarks

MMLU
97
GPQA
95
SuperGPQA
93
OpenBookQA
91

Coding Benchmarks

HumanEval
89

Mathematics Benchmarks

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

Reasoning Benchmarks

SimpleQA
93
MuSR
91

Frequently Asked Questions

How does GPT-5.1 perform overall in AI benchmarks?

GPT-5.1 ranks #13 out of 88 models with an overall score of 76. It is created by OpenAI and features a 400K context window.

Is GPT-5.1 good for knowledge and understanding?

GPT-5.1 ranks #13 out of 88 models in knowledge and understanding benchmarks with an average score of 94. There are stronger options in this category.

Is GPT-5.1 good for coding and programming?

GPT-5.1 ranks #13 out of 88 models in coding and programming benchmarks with an average score of 89. There are stronger options in this category.

Is GPT-5.1 good for mathematics?

GPT-5.1 ranks #13 out of 88 models in mathematics benchmarks with an average score of 97.1. There are stronger options in this category.

Is GPT-5.1 good for reasoning and logic?

GPT-5.1 ranks #13 out of 88 models in reasoning and logic benchmarks with an average score of 92. There are stronger options in this category.

What is the context window size of GPT-5.1?

GPT-5.1 has a context window of 400K tokens, which determines how much text it can process in a single interaction.