Neura Intelligence Index
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GPT-5.1 High
🇺🇸OpenAI8mo
Neura Index
84.9
Rank #14—
lowCategory Profile
Benchmark Scores (2)
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 88.1 | verified |
math
| Benchmark | Score | Source |
|---|---|---|
| AIME 2025 | 99.6 | verified |
Performance History
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Frequently Asked Questions about GPT-5.1 High
What is GPT-5.1 High's Neura Intelligence Index score?▾
GPT-5.1 High by OpenAI scores 84.9 out of 100 on the Neura Intelligence Index, ranking #14 among tracked AI models. This composite score is computed from 2 individual benchmarks across coding, math, reasoning, and language categories.
Is GPT-5.1 High open source?▾
No, GPT-5.1 High is a proprietary model by OpenAI. It is only accessible via their API.
What benchmark does GPT-5.1 High perform best on?▾
GPT-5.1 High achieves its highest score on AIME 2025 with a score of 99.6%. This benchmark evaluates american invitational mathematics examination 2025 — competition-level math problems.