Neura Intelligence Index
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GPT-5 Codex
🇺🇸OpenAI10mo
Neura Index
71.0
Rank #62—
lowCategory Profile
Benchmark Scores (1)
coding
| Benchmark | Score | Source |
|---|---|---|
| SWE-bench Verified | 74.5 | verified |
Performance History
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Frequently Asked Questions about GPT-5 Codex
What is GPT-5 Codex's Neura Intelligence Index score?▾
GPT-5 Codex by OpenAI scores 71.0 out of 100 on the Neura Intelligence Index, ranking #62 among tracked AI models. This composite score is computed from 1 individual benchmarks across coding, math, reasoning, and language categories.
Is GPT-5 Codex open source?▾
No, GPT-5 Codex is a proprietary model by OpenAI. It is only accessible via their API.
What benchmark does GPT-5 Codex perform best on?▾
GPT-5 Codex achieves its highest score on SWE-bench Verified with a score of 74.5%. This benchmark evaluates real-world github issue resolution — 500 verified problems from popular python repos.